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Adapter",{"type":616,"value":617,"toc":2908},"minimark",[618,629,664,714,718,721,764,767,774,1564,1567,1572,1660,1664,1667,1688,1691,1856,1860,1863,1867,1870,1900,1917,1926,1977,2000,2009,2013,2020,2091,2123,2142,2146,2220,2225,2229,2241,2244,2342,2345,2349,2354,2376,2391,2406,2421,2425,2428,2622,2625,2629,2632,2691,2701,2710,2714,2732,2746,2759,2769,2773,2776,2864,2876,2880,2904],[619,620,621,622,628],"p",{},"The Loki adapter pushes wide events to ",[623,624,191],"a",{"href":625,"rel":626},"https:\u002F\u002Fgrafana.com\u002Fdocs\u002Floki\u002Flatest\u002F",[627],"nofollow"," via its push API. It works with a self-hosted single-tenant instance, a multi-tenant deployment, and Grafana Cloud.",[619,630,631,632,636,637,641,642,645,646,649,650,641,653,641,656,659,660,663],{},"Each event is pushed as a ",[633,634,635],"strong",{},"JSON log line"," under a small, low-cardinality label set. That distinction matters in Loki: labels are indexed and billed by cardinality, while the log line is searched at query time. evlog labels only ",[638,639,640],"code",{},"service",", ",[638,643,644],{},"environment",", and ",[638,647,648],{},"level"," by default, and leaves everything else (",[638,651,652],{},"requestId",[638,654,655],{},"path",[638,657,658],{},"user",", your custom fields) in the line, queryable with ",[638,661,662],{},"| json",".",[665,666,669,672,702],"prompt",{":actions":667,"description":668,"icon":194},"[\"copy\",\"cursor\",\"claude\"]","Add the Grafana Loki drain adapter",[619,670,671],{},"Add the Grafana Loki drain adapter to send evlog wide events to Loki.",[673,674,675,679,682,685,688,696,699],"ol",{},[676,677,678],"li",{},"Identify which framework I'm using and follow its evlog integration pattern",[676,680,681],{},"Install evlog if not already installed",[676,683,684],{},"Import createLokiDrain from 'evlog\u002Floki'",[676,686,687],{},"Wire createLokiDrain() into my framework's drain configuration",[676,689,690,691,695],{},"Set LOKI_ENDPOINT (e.g. ",[623,692,693],{"href":693,"rel":694},"http:\u002F\u002Flocalhost:3100",[627],"). For Grafana Cloud also set LOKI_USER (instance ID) and LOKI_API_KEY",[676,697,698],{},"For multi-tenant self-hosted Loki, set LOKI_TENANT_ID instead",[676,700,701],{},"Test by triggering a request and querying {service=\"my-app\"} in Grafana",[619,703,704,705,709,710],{},"Adapter docs: ",[623,706,707],{"href":707,"rel":708},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Floki",[627],"\nFramework setup: ",[623,711,712],{"href":712,"rel":713},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Foverview",[627],[715,716,20],"h2",{"id":717},"installation",[619,719,720],{},"The Loki adapter comes bundled with evlog:",[722,723,729],"pre",{"className":724,"code":725,"filename":726,"language":727,"meta":728,"style":728},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { createLokiDrain } from 'evlog\u002Floki'\n","src\u002Findex.ts","typescript","",[638,730,731],{"__ignoreMap":728},[732,733,736,740,744,748,751,754,757,761],"span",{"class":734,"line":735},"line",1,[732,737,739],{"class":738},"s7zQu","import",[732,741,743],{"class":742},"sMK4o"," {",[732,745,747],{"class":746},"sTEyZ"," createLokiDrain",[732,749,750],{"class":742}," }",[732,752,753],{"class":738}," from",[732,755,756],{"class":742}," '",[732,758,760],{"class":759},"sfazB","evlog\u002Floki",[732,762,763],{"class":742},"'\n",[715,765,25],{"id":766},"quick-start",[619,768,769,770,773],{},"Set ",[638,771,772],{},"LOKI_ENDPOINT"," and wire the drain into your framework.",[775,776,777,891,1013,1117,1224,1329,1466],"code-group",{},[722,778,781],{"className":724,"code":779,"filename":780,"language":727,"meta":728,"style":728},"\u002F\u002F server\u002Fplugins\u002Fevlog.ts\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', createLokiDrain())\n})\n","Nuxt \u002F Nitro",[638,782,783,789,808,815,847,882],{"__ignoreMap":728},[732,784,785],{"class":734,"line":735},[732,786,788],{"class":787},"sHwdD","\u002F\u002F server\u002Fplugins\u002Fevlog.ts\n",[732,790,792,794,796,798,800,802,804,806],{"class":734,"line":791},2,[732,793,739],{"class":738},[732,795,743],{"class":742},[732,797,747],{"class":746},[732,799,750],{"class":742},[732,801,753],{"class":738},[732,803,756],{"class":742},[732,805,760],{"class":759},[732,807,763],{"class":742},[732,809,811],{"class":734,"line":810},3,[732,812,814],{"emptyLinePlaceholder":813},true,"\n",[732,816,818,821,824,828,831,833,837,840,844],{"class":734,"line":817},4,[732,819,820],{"class":738},"export",[732,822,823],{"class":738}," default",[732,825,827],{"class":826},"s2Zo4"," defineNitroPlugin",[732,829,830],{"class":746},"(",[732,832,830],{"class":742},[732,834,836],{"class":835},"sHdIc","nitroApp",[732,838,839],{"class":742},")",[732,841,843],{"class":842},"spNyl"," =>",[732,845,846],{"class":742}," {\n",[732,848,850,853,855,858,860,863,866,869,872,874,877,879],{"class":734,"line":849},5,[732,851,852],{"class":746},"  nitroApp",[732,854,663],{"class":742},[732,856,857],{"class":746},"hooks",[732,859,663],{"class":742},[732,861,862],{"class":826},"hook",[732,864,830],{"class":865},"swJcz",[732,867,868],{"class":742},"'",[732,870,871],{"class":759},"evlog:drain",[732,873,868],{"class":742},[732,875,876],{"class":742},",",[732,878,747],{"class":826},[732,880,881],{"class":865},"())\n",[732,883,885,888],{"class":734,"line":884},6,[732,886,887],{"class":742},"}",[732,889,890],{"class":746},")\n",[722,892,894],{"className":724,"code":893,"filename":275,"language":727,"meta":728,"style":728},"import { Hono } from 'hono'\nimport { evlog } from 'evlog\u002Fhono'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = new Hono()\napp.use(evlog({ drain: createLokiDrain() }))\n",[638,895,896,916,936,954,958,977],{"__ignoreMap":728},[732,897,898,900,902,905,907,909,911,914],{"class":734,"line":735},[732,899,739],{"class":738},[732,901,743],{"class":742},[732,903,904],{"class":746}," Hono",[732,906,750],{"class":742},[732,908,753],{"class":738},[732,910,756],{"class":742},[732,912,913],{"class":759},"hono",[732,915,763],{"class":742},[732,917,918,920,922,925,927,929,931,934],{"class":734,"line":791},[732,919,739],{"class":738},[732,921,743],{"class":742},[732,923,924],{"class":746}," evlog",[732,926,750],{"class":742},[732,928,753],{"class":738},[732,930,756],{"class":742},[732,932,933],{"class":759},"evlog\u002Fhono",[732,935,763],{"class":742},[732,937,938,940,942,944,946,948,950,952],{"class":734,"line":810},[732,939,739],{"class":738},[732,941,743],{"class":742},[732,943,747],{"class":746},[732,945,750],{"class":742},[732,947,753],{"class":738},[732,949,756],{"class":742},[732,951,760],{"class":759},[732,953,763],{"class":742},[732,955,956],{"class":734,"line":817},[732,957,814],{"emptyLinePlaceholder":813},[732,959,960,963,966,969,972,974],{"class":734,"line":849},[732,961,962],{"class":842},"const",[732,964,965],{"class":746}," app ",[732,967,968],{"class":742},"=",[732,970,971],{"class":742}," new",[732,973,904],{"class":826},[732,975,976],{"class":746},"()\n",[732,978,979,982,984,987,989,992,994,997,1000,1003,1005,1008,1010],{"class":734,"line":884},[732,980,981],{"class":746},"app",[732,983,663],{"class":742},[732,985,986],{"class":826},"use",[732,988,830],{"class":746},[732,990,991],{"class":826},"evlog",[732,993,830],{"class":746},[732,995,996],{"class":742},"{",[732,998,999],{"class":865}," drain",[732,1001,1002],{"class":742},":",[732,1004,747],{"class":826},[732,1006,1007],{"class":746},"() ",[732,1009,887],{"class":742},[732,1011,1012],{"class":746},"))\n",[722,1014,1016],{"className":724,"code":1015,"filename":270,"language":727,"meta":728,"style":728},"import express from 'express'\nimport { evlog } from 'evlog\u002Fexpress'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = express()\napp.use(evlog({ drain: createLokiDrain() }))\n",[638,1017,1018,1035,1054,1072,1076,1089],{"__ignoreMap":728},[732,1019,1020,1022,1025,1028,1030,1033],{"class":734,"line":735},[732,1021,739],{"class":738},[732,1023,1024],{"class":746}," express ",[732,1026,1027],{"class":738},"from",[732,1029,756],{"class":742},[732,1031,1032],{"class":759},"express",[732,1034,763],{"class":742},[732,1036,1037,1039,1041,1043,1045,1047,1049,1052],{"class":734,"line":791},[732,1038,739],{"class":738},[732,1040,743],{"class":742},[732,1042,924],{"class":746},[732,1044,750],{"class":742},[732,1046,753],{"class":738},[732,1048,756],{"class":742},[732,1050,1051],{"class":759},"evlog\u002Fexpress",[732,1053,763],{"class":742},[732,1055,1056,1058,1060,1062,1064,1066,1068,1070],{"class":734,"line":810},[732,1057,739],{"class":738},[732,1059,743],{"class":742},[732,1061,747],{"class":746},[732,1063,750],{"class":742},[732,1065,753],{"class":738},[732,1067,756],{"class":742},[732,1069,760],{"class":759},[732,1071,763],{"class":742},[732,1073,1074],{"class":734,"line":817},[732,1075,814],{"emptyLinePlaceholder":813},[732,1077,1078,1080,1082,1084,1087],{"class":734,"line":849},[732,1079,962],{"class":842},[732,1081,965],{"class":746},[732,1083,968],{"class":742},[732,1085,1086],{"class":826}," express",[732,1088,976],{"class":746},[732,1090,1091,1093,1095,1097,1099,1101,1103,1105,1107,1109,1111,1113,1115],{"class":734,"line":884},[732,1092,981],{"class":746},[732,1094,663],{"class":742},[732,1096,986],{"class":826},[732,1098,830],{"class":746},[732,1100,991],{"class":826},[732,1102,830],{"class":746},[732,1104,996],{"class":742},[732,1106,999],{"class":865},[732,1108,1002],{"class":742},[732,1110,747],{"class":826},[732,1112,1007],{"class":746},[732,1114,887],{"class":742},[732,1116,1012],{"class":746},[722,1118,1120],{"className":724,"code":1119,"filename":280,"language":727,"meta":728,"style":728},"import Fastify from 'fastify'\nimport { evlog } from 'evlog\u002Ffastify'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = Fastify()\nawait app.register(evlog, { drain: createLokiDrain() })\n",[638,1121,1122,1138,1157,1175,1179,1192],{"__ignoreMap":728},[732,1123,1124,1126,1129,1131,1133,1136],{"class":734,"line":735},[732,1125,739],{"class":738},[732,1127,1128],{"class":746}," Fastify ",[732,1130,1027],{"class":738},[732,1132,756],{"class":742},[732,1134,1135],{"class":759},"fastify",[732,1137,763],{"class":742},[732,1139,1140,1142,1144,1146,1148,1150,1152,1155],{"class":734,"line":791},[732,1141,739],{"class":738},[732,1143,743],{"class":742},[732,1145,924],{"class":746},[732,1147,750],{"class":742},[732,1149,753],{"class":738},[732,1151,756],{"class":742},[732,1153,1154],{"class":759},"evlog\u002Ffastify",[732,1156,763],{"class":742},[732,1158,1159,1161,1163,1165,1167,1169,1171,1173],{"class":734,"line":810},[732,1160,739],{"class":738},[732,1162,743],{"class":742},[732,1164,747],{"class":746},[732,1166,750],{"class":742},[732,1168,753],{"class":738},[732,1170,756],{"class":742},[732,1172,760],{"class":759},[732,1174,763],{"class":742},[732,1176,1177],{"class":734,"line":817},[732,1178,814],{"emptyLinePlaceholder":813},[732,1180,1181,1183,1185,1187,1190],{"class":734,"line":849},[732,1182,962],{"class":842},[732,1184,965],{"class":746},[732,1186,968],{"class":742},[732,1188,1189],{"class":826}," Fastify",[732,1191,976],{"class":746},[732,1193,1194,1197,1200,1202,1205,1208,1210,1212,1214,1216,1218,1220,1222],{"class":734,"line":884},[732,1195,1196],{"class":738},"await",[732,1198,1199],{"class":746}," app",[732,1201,663],{"class":742},[732,1203,1204],{"class":826},"register",[732,1206,1207],{"class":746},"(evlog",[732,1209,876],{"class":742},[732,1211,743],{"class":742},[732,1213,999],{"class":865},[732,1215,1002],{"class":742},[732,1217,747],{"class":826},[732,1219,1007],{"class":746},[732,1221,887],{"class":742},[732,1223,890],{"class":746},[722,1225,1227],{"className":724,"code":1226,"filename":285,"language":727,"meta":728,"style":728},"import { Elysia } from 'elysia'\nimport { evlog } from 'evlog\u002Felysia'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = new Elysia().use(evlog({ drain: createLokiDrain() }))\n",[638,1228,1229,1249,1268,1286,1290],{"__ignoreMap":728},[732,1230,1231,1233,1235,1238,1240,1242,1244,1247],{"class":734,"line":735},[732,1232,739],{"class":738},[732,1234,743],{"class":742},[732,1236,1237],{"class":746}," Elysia",[732,1239,750],{"class":742},[732,1241,753],{"class":738},[732,1243,756],{"class":742},[732,1245,1246],{"class":759},"elysia",[732,1248,763],{"class":742},[732,1250,1251,1253,1255,1257,1259,1261,1263,1266],{"class":734,"line":791},[732,1252,739],{"class":738},[732,1254,743],{"class":742},[732,1256,924],{"class":746},[732,1258,750],{"class":742},[732,1260,753],{"class":738},[732,1262,756],{"class":742},[732,1264,1265],{"class":759},"evlog\u002Felysia",[732,1267,763],{"class":742},[732,1269,1270,1272,1274,1276,1278,1280,1282,1284],{"class":734,"line":810},[732,1271,739],{"class":738},[732,1273,743],{"class":742},[732,1275,747],{"class":746},[732,1277,750],{"class":742},[732,1279,753],{"class":738},[732,1281,756],{"class":742},[732,1283,760],{"class":759},[732,1285,763],{"class":742},[732,1287,1288],{"class":734,"line":817},[732,1289,814],{"emptyLinePlaceholder":813},[732,1291,1292,1294,1296,1298,1300,1302,1305,1307,1309,1311,1313,1315,1317,1319,1321,1323,1325,1327],{"class":734,"line":849},[732,1293,962],{"class":842},[732,1295,965],{"class":746},[732,1297,968],{"class":742},[732,1299,971],{"class":742},[732,1301,1237],{"class":826},[732,1303,1304],{"class":746},"()",[732,1306,663],{"class":742},[732,1308,986],{"class":826},[732,1310,830],{"class":746},[732,1312,991],{"class":826},[732,1314,830],{"class":746},[732,1316,996],{"class":742},[732,1318,999],{"class":865},[732,1320,1002],{"class":742},[732,1322,747],{"class":826},[732,1324,1007],{"class":746},[732,1326,887],{"class":742},[732,1328,1012],{"class":746},[722,1330,1332],{"className":724,"code":1331,"filename":265,"language":727,"meta":728,"style":728},"import { Module } from '@nestjs\u002Fcommon'\nimport { EvlogModule } from 'evlog\u002Fnestjs'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\n@Module({\n  imports: [EvlogModule.forRoot({ drain: createLokiDrain() })],\n})\nexport class AppModule {}\n",[638,1333,1334,1354,1374,1392,1396,1409,1444,1451],{"__ignoreMap":728},[732,1335,1336,1338,1340,1343,1345,1347,1349,1352],{"class":734,"line":735},[732,1337,739],{"class":738},[732,1339,743],{"class":742},[732,1341,1342],{"class":746}," Module",[732,1344,750],{"class":742},[732,1346,753],{"class":738},[732,1348,756],{"class":742},[732,1350,1351],{"class":759},"@nestjs\u002Fcommon",[732,1353,763],{"class":742},[732,1355,1356,1358,1360,1363,1365,1367,1369,1372],{"class":734,"line":791},[732,1357,739],{"class":738},[732,1359,743],{"class":742},[732,1361,1362],{"class":746}," EvlogModule",[732,1364,750],{"class":742},[732,1366,753],{"class":738},[732,1368,756],{"class":742},[732,1370,1371],{"class":759},"evlog\u002Fnestjs",[732,1373,763],{"class":742},[732,1375,1376,1378,1380,1382,1384,1386,1388,1390],{"class":734,"line":810},[732,1377,739],{"class":738},[732,1379,743],{"class":742},[732,1381,747],{"class":746},[732,1383,750],{"class":742},[732,1385,753],{"class":738},[732,1387,756],{"class":742},[732,1389,760],{"class":759},[732,1391,763],{"class":742},[732,1393,1394],{"class":734,"line":817},[732,1395,814],{"emptyLinePlaceholder":813},[732,1397,1398,1401,1404,1406],{"class":734,"line":849},[732,1399,1400],{"class":742},"@",[732,1402,1403],{"class":826},"Module",[732,1405,830],{"class":746},[732,1407,1408],{"class":742},"{\n",[732,1410,1411,1414,1416,1419,1421,1424,1426,1428,1430,1432,1434,1436,1438,1441],{"class":734,"line":884},[732,1412,1413],{"class":865},"  imports",[732,1415,1002],{"class":742},[732,1417,1418],{"class":746}," [EvlogModule",[732,1420,663],{"class":742},[732,1422,1423],{"class":826},"forRoot",[732,1425,830],{"class":746},[732,1427,996],{"class":742},[732,1429,999],{"class":865},[732,1431,1002],{"class":742},[732,1433,747],{"class":826},[732,1435,1007],{"class":746},[732,1437,887],{"class":742},[732,1439,1440],{"class":746},")]",[732,1442,1443],{"class":742},",\n",[732,1445,1447,1449],{"class":734,"line":1446},7,[732,1448,887],{"class":742},[732,1450,890],{"class":746},[732,1452,1454,1456,1459,1463],{"class":734,"line":1453},8,[732,1455,820],{"class":738},[732,1457,1458],{"class":842}," class",[732,1460,1462],{"class":1461},"sBMFI"," AppModule",[732,1464,1465],{"class":742}," {}\n",[722,1467,1469],{"className":724,"code":1468,"filename":300,"language":727,"meta":728,"style":728},"import { initLogger } from 'evlog'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\ninitLogger({\n  env: { service: 'my-app' },\n  drain: createLokiDrain(),\n})\n",[638,1470,1471,1490,1508,1512,1521,1545,1558],{"__ignoreMap":728},[732,1472,1473,1475,1477,1480,1482,1484,1486,1488],{"class":734,"line":735},[732,1474,739],{"class":738},[732,1476,743],{"class":742},[732,1478,1479],{"class":746}," initLogger",[732,1481,750],{"class":742},[732,1483,753],{"class":738},[732,1485,756],{"class":742},[732,1487,991],{"class":759},[732,1489,763],{"class":742},[732,1491,1492,1494,1496,1498,1500,1502,1504,1506],{"class":734,"line":791},[732,1493,739],{"class":738},[732,1495,743],{"class":742},[732,1497,747],{"class":746},[732,1499,750],{"class":742},[732,1501,753],{"class":738},[732,1503,756],{"class":742},[732,1505,760],{"class":759},[732,1507,763],{"class":742},[732,1509,1510],{"class":734,"line":810},[732,1511,814],{"emptyLinePlaceholder":813},[732,1513,1514,1517,1519],{"class":734,"line":817},[732,1515,1516],{"class":826},"initLogger",[732,1518,830],{"class":746},[732,1520,1408],{"class":742},[732,1522,1523,1526,1528,1530,1533,1535,1537,1540,1542],{"class":734,"line":849},[732,1524,1525],{"class":865},"  env",[732,1527,1002],{"class":742},[732,1529,743],{"class":742},[732,1531,1532],{"class":865}," service",[732,1534,1002],{"class":742},[732,1536,756],{"class":742},[732,1538,1539],{"class":759},"my-app",[732,1541,868],{"class":742},[732,1543,1544],{"class":742}," },\n",[732,1546,1547,1550,1552,1554,1556],{"class":734,"line":884},[732,1548,1549],{"class":865},"  drain",[732,1551,1002],{"class":742},[732,1553,747],{"class":826},[732,1555,1304],{"class":746},[732,1557,1443],{"class":742},[732,1559,1560,1562],{"class":734,"line":1446},[732,1561,887],{"class":742},[732,1563,890],{"class":746},[715,1565,557],{"id":1566},"configuration",[1568,1569,1571],"h3",{"id":1570},"environment-variables","Environment variables",[1573,1574,1575,1591],"table",{},[1576,1577,1578],"thead",{},[1579,1580,1581,1585,1588],"tr",{},[1582,1583,1584],"th",{},"Variable",[1582,1586,1587],{},"Required",[1582,1589,1590],{},"Description",[1592,1593,1594,1611,1631,1645],"tbody",{},[1579,1595,1596,1601,1604],{},[1597,1598,1599],"td",{},[638,1600,772],{},[1597,1602,1603],{},"Yes",[1597,1605,1606,1607,1610],{},"Base URL of the Loki instance, without the push path (",[638,1608,1609],{},"LOKI_URL"," also accepted)",[1579,1612,1613,1618,1621],{},[1597,1614,1615],{},[638,1616,1617],{},"LOKI_API_KEY",[1597,1619,1620],{},"No",[1597,1622,1623,1624,1627,1628,1610],{},"API token. Sent as Basic with ",[638,1625,1626],{},"LOKI_USER",", otherwise as Bearer (",[638,1629,1630],{},"GRAFANA_API_KEY",[1579,1632,1633,1637,1639],{},[1597,1634,1635],{},[638,1636,1626],{},[1597,1638,1620],{},[1597,1640,1641,1642,1610],{},"Grafana Cloud instance ID. Switches auth to Basic (",[638,1643,1644],{},"GRAFANA_USER",[1579,1646,1647,1652,1654],{},[1597,1648,1649],{},[638,1650,1651],{},"LOKI_TENANT_ID",[1597,1653,1620],{},[1597,1655,1656,1657],{},"Tenant for multi-tenant self-hosted Loki, sent as ",[638,1658,1659],{},"X-Scope-OrgID",[1568,1661,1663],{"id":1662},"priority","Priority",[619,1665,1666],{},"Configuration is resolved highest to lowest:",[673,1668,1669,1675,1681,1686],{},[676,1670,1671,1672],{},"Overrides passed to ",[638,1673,1674],{},"createLokiDrain()",[676,1676,1677,1680],{},[638,1678,1679],{},"runtimeConfig.evlog.loki"," (Nitro)",[676,1682,1683,1680],{},[638,1684,1685],{},"runtimeConfig.loki",[676,1687,1571],{},[1568,1689,346],{"id":1690},"options",[1573,1692,1693,1708],{},[1576,1694,1695],{},[1579,1696,1697,1700,1703,1706],{},[1582,1698,1699],{},"Option",[1582,1701,1702],{},"Type",[1582,1704,1705],{},"Default",[1582,1707,1590],{},[1592,1709,1710,1731,1747,1762,1780,1800,1817,1837],{},[1579,1711,1712,1717,1722,1725],{},[1597,1713,1714],{},[638,1715,1716],{},"endpoint",[1597,1718,1719],{},[638,1720,1721],{},"string",[1597,1723,1724],{},"—",[1597,1726,1727,1728],{},"Base URL, without ",[638,1729,1730],{},"\u002Floki\u002Fapi\u002Fv1\u002Fpush",[1579,1732,1733,1738,1742,1744],{},[1597,1734,1735],{},[638,1736,1737],{},"apiKey",[1597,1739,1740],{},[638,1741,1721],{},[1597,1743,1724],{},[1597,1745,1746],{},"API token",[1579,1748,1749,1753,1757,1759],{},[1597,1750,1751],{},[638,1752,658],{},[1597,1754,1755],{},[638,1756,1721],{},[1597,1758,1724],{},[1597,1760,1761],{},"Grafana Cloud instance ID (enables Basic auth)",[1579,1763,1764,1769,1773,1775],{},[1597,1765,1766],{},[638,1767,1768],{},"tenantId",[1597,1770,1771],{},[638,1772,1721],{},[1597,1774,1724],{},[1597,1776,1777,1779],{},[638,1778,1659],{}," for multi-tenant Loki",[1579,1781,1782,1787,1792,1797],{},[1597,1783,1784],{},[638,1785,1786],{},"labelFields",[1597,1788,1789],{},[638,1790,1791],{},"string[]",[1597,1793,1794],{},[638,1795,1796],{},"['service', 'environment', 'level']",[1597,1798,1799],{},"Event fields promoted to Loki labels",[1579,1801,1802,1807,1812,1814],{},[1597,1803,1804],{},[638,1805,1806],{},"labels",[1597,1808,1809],{},[638,1810,1811],{},"Record\u003Cstring, string>",[1597,1813,1724],{},[1597,1815,1816],{},"Static labels merged into every stream",[1579,1818,1819,1824,1829,1834],{},[1597,1820,1821],{},[638,1822,1823],{},"timeout",[1597,1825,1826],{},[638,1827,1828],{},"number",[1597,1830,1831],{},[638,1832,1833],{},"5000",[1597,1835,1836],{},"Request timeout in ms",[1579,1838,1839,1844,1848,1853],{},[1597,1840,1841],{},[638,1842,1843],{},"retries",[1597,1845,1846],{},[638,1847,1828],{},[1597,1849,1850],{},[638,1851,1852],{},"2",[1597,1854,1855],{},"Retry attempts on transient failures",[715,1857,1859],{"id":1858},"deployment","Deployment",[619,1861,1862],{},"Loki runs either way, and the adapter is the same in both cases. Only\nauthentication differs.",[1568,1864,1866],{"id":1865},"self-hosted","Self-hosted",[619,1868,1869],{},"A single-tenant instance needs nothing but the endpoint:",[722,1871,1874],{"className":724,"code":1872,"filename":1873,"language":727,"meta":728,"style":728},"createLokiDrain({ endpoint: 'http:\u002F\u002Flocalhost:3100' })\n","server\u002Fplugins\u002Fevlog.ts",[638,1875,1876],{"__ignoreMap":728},[732,1877,1878,1881,1883,1885,1888,1890,1892,1894,1896,1898],{"class":734,"line":735},[732,1879,1880],{"class":826},"createLokiDrain",[732,1882,830],{"class":746},[732,1884,996],{"class":742},[732,1886,1887],{"class":865}," endpoint",[732,1889,1002],{"class":742},[732,1891,756],{"class":742},[732,1893,693],{"class":759},[732,1895,868],{"class":742},[732,1897,750],{"class":742},[732,1899,890],{"class":746},[722,1901,1906],{"className":1902,"code":1903,"filename":1904,"language":1905,"meta":728,"style":728},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","LOKI_ENDPOINT=http:\u002F\u002Flocalhost:3100\n",".env","bash",[638,1907,1908],{"__ignoreMap":728},[732,1909,1910,1912,1914],{"class":734,"line":735},[732,1911,772],{"class":746},[732,1913,968],{"class":742},[732,1915,1916],{"class":759},"http:\u002F\u002Flocalhost:3100\n",[619,1918,1919,1920,1923,1924,1002],{},"For a ",[633,1921,1922],{},"multi-tenant"," deployment, name the tenant, and it is sent as ",[638,1925,1659],{},[722,1927,1929],{"className":724,"code":1928,"filename":1873,"language":727,"meta":728,"style":728},"createLokiDrain({\n  endpoint: 'http:\u002F\u002Floki.internal:3100',\n  tenantId: 'team-checkout',\n})\n",[638,1930,1931,1939,1955,1971],{"__ignoreMap":728},[732,1932,1933,1935,1937],{"class":734,"line":735},[732,1934,1880],{"class":826},[732,1936,830],{"class":746},[732,1938,1408],{"class":742},[732,1940,1941,1944,1946,1948,1951,1953],{"class":734,"line":791},[732,1942,1943],{"class":865},"  endpoint",[732,1945,1002],{"class":742},[732,1947,756],{"class":742},[732,1949,1950],{"class":759},"http:\u002F\u002Floki.internal:3100",[732,1952,868],{"class":742},[732,1954,1443],{"class":742},[732,1956,1957,1960,1962,1964,1967,1969],{"class":734,"line":810},[732,1958,1959],{"class":865},"  tenantId",[732,1961,1002],{"class":742},[732,1963,756],{"class":742},[732,1965,1966],{"class":759},"team-checkout",[732,1968,868],{"class":742},[732,1970,1443],{"class":742},[732,1972,1973,1975],{"class":734,"line":817},[732,1974,887],{"class":742},[732,1976,890],{"class":746},[722,1978,1980],{"className":1902,"code":1979,"filename":1904,"language":1905,"meta":728,"style":728},"LOKI_ENDPOINT=http:\u002F\u002Floki.internal:3100\nLOKI_TENANT_ID=team-checkout\n",[638,1981,1982,1991],{"__ignoreMap":728},[732,1983,1984,1986,1988],{"class":734,"line":735},[732,1985,772],{"class":746},[732,1987,968],{"class":742},[732,1989,1990],{"class":759},"http:\u002F\u002Floki.internal:3100\n",[732,1992,1993,1995,1997],{"class":734,"line":791},[732,1994,1651],{"class":746},[732,1996,968],{"class":742},[732,1998,1999],{"class":759},"team-checkout\n",[619,2001,2002,2003,2005,2006,663],{},"If your instance sits behind an authenticating proxy, ",[638,2004,1737],{}," alone is sent as\n",[638,2007,2008],{},"Authorization: Bearer",[1568,2010,2012],{"id":2011},"grafana-cloud","Grafana Cloud",[619,2014,2015,2016,2019],{},"Grafana Cloud authenticates with your ",[633,2017,2018],{},"instance ID"," plus an access policy\ntoken, sent together as HTTP Basic:",[722,2021,2023],{"className":724,"code":2022,"filename":1873,"language":727,"meta":728,"style":728},"createLokiDrain({\n  endpoint: 'https:\u002F\u002Flogs-prod-eu-west-0.grafana.net',\n  user: '123456',\n  apiKey: process.env.GRAFANA_API_KEY,\n})\n",[638,2024,2025,2033,2048,2064,2085],{"__ignoreMap":728},[732,2026,2027,2029,2031],{"class":734,"line":735},[732,2028,1880],{"class":826},[732,2030,830],{"class":746},[732,2032,1408],{"class":742},[732,2034,2035,2037,2039,2041,2044,2046],{"class":734,"line":791},[732,2036,1943],{"class":865},[732,2038,1002],{"class":742},[732,2040,756],{"class":742},[732,2042,2043],{"class":759},"https:\u002F\u002Flogs-prod-eu-west-0.grafana.net",[732,2045,868],{"class":742},[732,2047,1443],{"class":742},[732,2049,2050,2053,2055,2057,2060,2062],{"class":734,"line":810},[732,2051,2052],{"class":865},"  user",[732,2054,1002],{"class":742},[732,2056,756],{"class":742},[732,2058,2059],{"class":759},"123456",[732,2061,868],{"class":742},[732,2063,1443],{"class":742},[732,2065,2066,2069,2071,2074,2076,2079,2081,2083],{"class":734,"line":817},[732,2067,2068],{"class":865},"  apiKey",[732,2070,1002],{"class":742},[732,2072,2073],{"class":746}," process",[732,2075,663],{"class":742},[732,2077,2078],{"class":746},"env",[732,2080,663],{"class":742},[732,2082,1630],{"class":746},[732,2084,1443],{"class":742},[732,2086,2087,2089],{"class":734,"line":849},[732,2088,887],{"class":742},[732,2090,890],{"class":746},[722,2092,2094],{"className":1902,"code":2093,"filename":1904,"language":1905,"meta":728,"style":728},"LOKI_ENDPOINT=https:\u002F\u002Flogs-prod-eu-west-0.grafana.net\nLOKI_USER=123456\nLOKI_API_KEY=glc_xxx\n",[638,2095,2096,2105,2114],{"__ignoreMap":728},[732,2097,2098,2100,2102],{"class":734,"line":735},[732,2099,772],{"class":746},[732,2101,968],{"class":742},[732,2103,2104],{"class":759},"https:\u002F\u002Flogs-prod-eu-west-0.grafana.net\n",[732,2106,2107,2109,2111],{"class":734,"line":791},[732,2108,1626],{"class":746},[732,2110,968],{"class":742},[732,2112,2113],{"class":759},"123456\n",[732,2115,2116,2118,2120],{"class":734,"line":810},[732,2117,1617],{"class":746},[732,2119,968],{"class":742},[732,2121,2122],{"class":759},"glc_xxx\n",[2124,2125,2127,2129,2130,2133,2134,2138,2139,663],"callout",{"color":2126,"icon":13},"info",[638,2128,658],{}," is the ",[633,2131,2132],{},"numeric instance ID"," of the Loki datasource. Find it under\n",[2135,2136,2137],"em",{},"Connections → Data sources → Loki"," in your Grafana Cloud stack. It is not your\naccount email. Using the wrong value is the usual cause of a ",[638,2140,2141],{},"401",[1568,2143,2145],{"id":2144},"which-auth-applies","Which auth applies",[1573,2147,2148,2167],{},[1576,2149,2150],{},[1579,2151,2152,2156,2160,2164],{},[1582,2153,2154],{},[638,2155,658],{},[1582,2157,2158],{},[638,2159,1737],{},[1582,2161,2162],{},[638,2163,1768],{},[1582,2165,2166],{},"Header sent",[1592,2168,2169,2183,2196,2209],{},[1579,2170,2171,2174,2176,2178],{},[1597,2172,2173],{},"✓",[1597,2175,2173],{},[1597,2177],{},[1597,2179,2180],{},[638,2181,2182],{},"Authorization: Basic base64(user:apiKey)",[1579,2184,2185,2187,2189,2191],{},[1597,2186],{},[1597,2188,2173],{},[1597,2190],{},[1597,2192,2193],{},[638,2194,2195],{},"Authorization: Bearer \u003CapiKey>",[1579,2197,2198,2200,2202,2204],{},[1597,2199],{},[1597,2201],{},[1597,2203,2173],{},[1597,2205,2206],{},[638,2207,2208],{},"X-Scope-OrgID: \u003CtenantId>",[1579,2210,2211,2213,2215,2217],{},[1597,2212],{},[1597,2214],{},[1597,2216],{},[1597,2218,2219],{},"none — unauthenticated instance",[619,2221,2222,2224],{},[638,2223,1768],{}," is independent and can be combined with either auth mode.",[715,2226,2228],{"id":2227},"labels-and-cardinality","Labels and cardinality",[2124,2230,2233,2234,2236,2237,2240],{"color":2231,"icon":2232},"warning","i-lucide-triangle-alert","Never promote a high-cardinality field to a label. Loki creates one stream per unique label combination, so labelling ",[638,2235,652],{}," or ",[638,2238,2239],{},"userId"," will create millions of streams and degrade or break your instance.",[619,2242,2243],{},"Add a label only for values you filter on and that have a bounded set:",[722,2245,2247],{"className":724,"code":2246,"filename":1873,"language":727,"meta":728,"style":728},"createLokiDrain({\n  \u002F\u002F `region` has a handful of values — safe\n  labelFields: ['service', 'environment', 'level', 'region'],\n  \u002F\u002F Static labels for everything in this deployment\n  labels: { cluster: 'prod-eu' },\n})\n",[638,2248,2249,2257,2262,2308,2313,2336],{"__ignoreMap":728},[732,2250,2251,2253,2255],{"class":734,"line":735},[732,2252,1880],{"class":826},[732,2254,830],{"class":746},[732,2256,1408],{"class":742},[732,2258,2259],{"class":734,"line":791},[732,2260,2261],{"class":787},"  \u002F\u002F `region` has a handful of values — safe\n",[732,2263,2264,2267,2269,2272,2274,2276,2278,2280,2282,2284,2286,2288,2290,2292,2294,2296,2298,2301,2303,2306],{"class":734,"line":810},[732,2265,2266],{"class":865},"  labelFields",[732,2268,1002],{"class":742},[732,2270,2271],{"class":746}," [",[732,2273,868],{"class":742},[732,2275,640],{"class":759},[732,2277,868],{"class":742},[732,2279,876],{"class":742},[732,2281,756],{"class":742},[732,2283,644],{"class":759},[732,2285,868],{"class":742},[732,2287,876],{"class":742},[732,2289,756],{"class":742},[732,2291,648],{"class":759},[732,2293,868],{"class":742},[732,2295,876],{"class":742},[732,2297,756],{"class":742},[732,2299,2300],{"class":759},"region",[732,2302,868],{"class":742},[732,2304,2305],{"class":746},"]",[732,2307,1443],{"class":742},[732,2309,2310],{"class":734,"line":817},[732,2311,2312],{"class":787},"  \u002F\u002F Static labels for everything in this deployment\n",[732,2314,2315,2318,2320,2322,2325,2327,2329,2332,2334],{"class":734,"line":849},[732,2316,2317],{"class":865},"  labels",[732,2319,1002],{"class":742},[732,2321,743],{"class":742},[732,2323,2324],{"class":865}," cluster",[732,2326,1002],{"class":742},[732,2328,756],{"class":742},[732,2330,2331],{"class":759},"prod-eu",[732,2333,868],{"class":742},[732,2335,1544],{"class":742},[732,2337,2338,2340],{"class":734,"line":884},[732,2339,887],{"class":742},[732,2341,890],{"class":746},[619,2343,2344],{},"Everything else stays in the JSON line and is fully queryable. See below.",[715,2346,2348],{"id":2347},"querying-in-grafana","Querying in Grafana",[619,2350,2351,2352,1002],{},"Filter by label, then reach into the wide event with ",[638,2353,662],{},[722,2355,2359],{"className":2356,"code":2357,"language":2358,"meta":728,"style":728},"language-logql shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{service=\"checkout\", environment=\"production\"}\n  | json\n  | status >= 500\n","logql",[638,2360,2361,2366,2371],{"__ignoreMap":728},[732,2362,2363],{"class":734,"line":735},[732,2364,2365],{},"{service=\"checkout\", environment=\"production\"}\n",[732,2367,2368],{"class":734,"line":791},[732,2369,2370],{},"  | json\n",[732,2372,2373],{"class":734,"line":810},[732,2374,2375],{},"  | status >= 500\n",[722,2377,2379],{"className":2356,"code":2378,"language":2358,"meta":728,"style":728},"# Slow requests on one route\n{service=\"checkout\"} | json | path=\"\u002Fapi\u002Forders\" | durationMs > 1000\n",[638,2380,2381,2386],{"__ignoreMap":728},[732,2382,2383],{"class":734,"line":735},[732,2384,2385],{},"# Slow requests on one route\n",[732,2387,2388],{"class":734,"line":791},[732,2389,2390],{},"{service=\"checkout\"} | json | path=\"\u002Fapi\u002Forders\" | durationMs > 1000\n",[722,2392,2394],{"className":2356,"code":2393,"language":2358,"meta":728,"style":728},"# One request end to end\n{service=\"checkout\"} | json | requestId=\"4a8ff3a8-...\"\n",[638,2395,2396,2401],{"__ignoreMap":728},[732,2397,2398],{"class":734,"line":735},[732,2399,2400],{},"# One request end to end\n",[732,2402,2403],{"class":734,"line":791},[732,2404,2405],{},"{service=\"checkout\"} | json | requestId=\"4a8ff3a8-...\"\n",[722,2407,2409],{"className":2356,"code":2408,"language":2358,"meta":728,"style":728},"# Error rate per service\nsum by (service) (rate({environment=\"production\", level=\"error\"}[5m]))\n",[638,2410,2411,2416],{"__ignoreMap":728},[732,2412,2413],{"class":734,"line":735},[732,2414,2415],{},"# Error rate per service\n",[732,2417,2418],{"class":734,"line":791},[732,2419,2420],{},"sum by (service) (rate({environment=\"production\", level=\"error\"}[5m]))\n",[715,2422,2424],{"id":2423},"batching","Batching",[619,2426,2427],{},"Pair the drain with a pipeline to push in batches rather than per request:",[722,2429,2431],{"className":724,"code":2430,"filename":1873,"language":727,"meta":728,"style":728},"import { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createLokiDrain } from 'evlog\u002Floki'\nimport type { DrainContext } from 'evlog'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: { size: 100, intervalMs: 5000 },\n})\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', pipeline(createLokiDrain()))\n})\n",[638,2432,2433,2453,2471,2493,2497,2521,2551,2557,2561,2582,2615],{"__ignoreMap":728},[732,2434,2435,2437,2439,2442,2444,2446,2448,2451],{"class":734,"line":735},[732,2436,739],{"class":738},[732,2438,743],{"class":742},[732,2440,2441],{"class":746}," createDrainPipeline",[732,2443,750],{"class":742},[732,2445,753],{"class":738},[732,2447,756],{"class":742},[732,2449,2450],{"class":759},"evlog\u002Fpipeline",[732,2452,763],{"class":742},[732,2454,2455,2457,2459,2461,2463,2465,2467,2469],{"class":734,"line":791},[732,2456,739],{"class":738},[732,2458,743],{"class":742},[732,2460,747],{"class":746},[732,2462,750],{"class":742},[732,2464,753],{"class":738},[732,2466,756],{"class":742},[732,2468,760],{"class":759},[732,2470,763],{"class":742},[732,2472,2473,2475,2478,2480,2483,2485,2487,2489,2491],{"class":734,"line":810},[732,2474,739],{"class":738},[732,2476,2477],{"class":738}," type",[732,2479,743],{"class":742},[732,2481,2482],{"class":746}," DrainContext",[732,2484,750],{"class":742},[732,2486,753],{"class":738},[732,2488,756],{"class":742},[732,2490,991],{"class":759},[732,2492,763],{"class":742},[732,2494,2495],{"class":734,"line":817},[732,2496,814],{"emptyLinePlaceholder":813},[732,2498,2499,2501,2504,2506,2508,2511,2514,2517,2519],{"class":734,"line":849},[732,2500,962],{"class":842},[732,2502,2503],{"class":746}," pipeline ",[732,2505,968],{"class":742},[732,2507,2441],{"class":826},[732,2509,2510],{"class":742},"\u003C",[732,2512,2513],{"class":1461},"DrainContext",[732,2515,2516],{"class":742},">",[732,2518,830],{"class":746},[732,2520,1408],{"class":742},[732,2522,2523,2526,2528,2530,2533,2535,2539,2541,2544,2546,2549],{"class":734,"line":884},[732,2524,2525],{"class":865},"  batch",[732,2527,1002],{"class":742},[732,2529,743],{"class":742},[732,2531,2532],{"class":865}," size",[732,2534,1002],{"class":742},[732,2536,2538],{"class":2537},"sbssI"," 100",[732,2540,876],{"class":742},[732,2542,2543],{"class":865}," intervalMs",[732,2545,1002],{"class":742},[732,2547,2548],{"class":2537}," 5000",[732,2550,1544],{"class":742},[732,2552,2553,2555],{"class":734,"line":1446},[732,2554,887],{"class":742},[732,2556,890],{"class":746},[732,2558,2559],{"class":734,"line":1453},[732,2560,814],{"emptyLinePlaceholder":813},[732,2562,2564,2566,2568,2570,2572,2574,2576,2578,2580],{"class":734,"line":2563},9,[732,2565,820],{"class":738},[732,2567,823],{"class":738},[732,2569,827],{"class":826},[732,2571,830],{"class":746},[732,2573,830],{"class":742},[732,2575,836],{"class":835},[732,2577,839],{"class":742},[732,2579,843],{"class":842},[732,2581,846],{"class":742},[732,2583,2585,2587,2589,2591,2593,2595,2597,2599,2601,2603,2605,2608,2610,2612],{"class":734,"line":2584},10,[732,2586,852],{"class":746},[732,2588,663],{"class":742},[732,2590,857],{"class":746},[732,2592,663],{"class":742},[732,2594,862],{"class":826},[732,2596,830],{"class":865},[732,2598,868],{"class":742},[732,2600,871],{"class":759},[732,2602,868],{"class":742},[732,2604,876],{"class":742},[732,2606,2607],{"class":826}," pipeline",[732,2609,830],{"class":865},[732,2611,1880],{"class":826},[732,2613,2614],{"class":865},"()))\n",[732,2616,2618,2620],{"class":734,"line":2617},11,[732,2619,887],{"class":742},[732,2621,890],{"class":746},[619,2623,2624],{},"Events sharing a label set are grouped into a single Loki stream, and entries are sorted by timestamp, because Loki rejects out-of-order pushes within a stream.",[715,2626,2628],{"id":2627},"verify-it-locally","Verify it locally",[619,2630,2631],{},"Spin up Loki in Docker and push a real event, with no cloud account needed:",[722,2633,2636],{"className":1902,"code":2634,"filename":2635,"language":1905,"meta":728,"style":728},"docker compose -f packages\u002Fevlog\u002Ftest\u002Fe2e\u002Fdocker-compose.yml up -d\nLOKI_ENDPOINT=http:\u002F\u002Flocalhost:3100 pnpm run test:e2e\ndocker compose -f packages\u002Fevlog\u002Ftest\u002Fe2e\u002Fdocker-compose.yml down -v\n","Terminal",[638,2637,2638,2658,2675],{"__ignoreMap":728},[732,2639,2640,2643,2646,2649,2652,2655],{"class":734,"line":735},[732,2641,2642],{"class":1461},"docker",[732,2644,2645],{"class":759}," compose",[732,2647,2648],{"class":759}," -f",[732,2650,2651],{"class":759}," packages\u002Fevlog\u002Ftest\u002Fe2e\u002Fdocker-compose.yml",[732,2653,2654],{"class":759}," up",[732,2656,2657],{"class":759}," -d\n",[732,2659,2660,2662,2664,2666,2669,2672],{"class":734,"line":791},[732,2661,772],{"class":746},[732,2663,968],{"class":742},[732,2665,693],{"class":759},[732,2667,2668],{"class":1461}," pnpm",[732,2670,2671],{"class":759}," run",[732,2673,2674],{"class":759}," test:e2e\n",[732,2676,2677,2679,2681,2683,2685,2688],{"class":734,"line":810},[732,2678,2642],{"class":1461},[732,2680,2645],{"class":759},[732,2682,2648],{"class":759},[732,2684,2651],{"class":759},[732,2686,2687],{"class":759}," down",[732,2689,2690],{"class":759}," -v\n",[619,2692,2693,2694,2697,2698,2700],{},"The suite is a ",[633,2695,2696],{},"round-trip",": it pushes events, queries them back through\nLoki's range API, and asserts the label set, the JSON log line and the\ntimestamp survived. Without ",[638,2699,772],{}," it skips itself with a visible\nlabel rather than passing silently.",[619,2702,2703,2704,2706,2707,663],{},"To eyeball the result instead, point any Grafana at ",[638,2705,693],{},"\nand run ",[638,2708,2709],{},"{service=\"evlog-e2e\"}",[715,2711,2713],{"id":2712},"troubleshooting","Troubleshooting",[619,2715,2716,2721,2722,2724,2725,2727,2728,2731],{},[633,2717,2718,663],{},[638,2719,2720],{},"Missing endpoint"," ",[638,2723,772],{}," is unset and no ",[638,2726,1716],{}," was passed. The drain logs ",[638,2729,2730],{},"[evlog\u002Floki] Missing endpoint"," once and then does nothing, so requests are never blocked or failed.",[619,2733,2734,2739,2740,2742,2743,2745],{},[633,2735,2736,663],{},[638,2737,2738],{},"Loki API error: 401"," On Grafana Cloud, check that ",[638,2741,658],{}," is the numeric ",[633,2744,2018],{}," of the Loki datasource, not your account email.",[619,2747,2748,2754,2755,2758],{},[633,2749,2750,2753],{},[638,2751,2752],{},"Loki API error: 400"," mentioning out-of-order entries."," Older Loki versions reject entries older than the most recent one in a stream. evlog sorts within each push; if you still hit this, enable ",[638,2756,2757],{},"unordered_writes"," in Loki or reduce the batch interval.",[619,2760,2761,2764,2765,2768],{},[633,2762,2763],{},"Nothing appears in Grafana."," Confirm the label set you are querying. Run ",[638,2766,2767],{},"{service=~\".+\"}"," first to see which streams arrived.",[715,2770,2772],{"id":2771},"direct-api-usage","Direct API usage",[619,2774,2775],{},"Bypass the drain to push events yourself:",[722,2777,2780],{"className":724,"code":2778,"filename":2779,"language":727,"meta":728,"style":728},"import { sendBatchToLoki, sendToLoki } from 'evlog\u002Floki'\n\nawait sendToLoki(event, { endpoint: 'http:\u002F\u002Flocalhost:3100' })\nawait sendBatchToLoki(events, { endpoint: 'http:\u002F\u002Flocalhost:3100' })\n","scripts\u002Fbackfill.ts",[638,2781,2782,2806,2810,2837],{"__ignoreMap":728},[732,2783,2784,2786,2788,2791,2793,2796,2798,2800,2802,2804],{"class":734,"line":735},[732,2785,739],{"class":738},[732,2787,743],{"class":742},[732,2789,2790],{"class":746}," sendBatchToLoki",[732,2792,876],{"class":742},[732,2794,2795],{"class":746}," sendToLoki",[732,2797,750],{"class":742},[732,2799,753],{"class":738},[732,2801,756],{"class":742},[732,2803,760],{"class":759},[732,2805,763],{"class":742},[732,2807,2808],{"class":734,"line":791},[732,2809,814],{"emptyLinePlaceholder":813},[732,2811,2812,2814,2816,2819,2821,2823,2825,2827,2829,2831,2833,2835],{"class":734,"line":810},[732,2813,1196],{"class":738},[732,2815,2795],{"class":826},[732,2817,2818],{"class":746},"(event",[732,2820,876],{"class":742},[732,2822,743],{"class":742},[732,2824,1887],{"class":865},[732,2826,1002],{"class":742},[732,2828,756],{"class":742},[732,2830,693],{"class":759},[732,2832,868],{"class":742},[732,2834,750],{"class":742},[732,2836,890],{"class":746},[732,2838,2839,2841,2843,2846,2848,2850,2852,2854,2856,2858,2860,2862],{"class":734,"line":817},[732,2840,1196],{"class":738},[732,2842,2790],{"class":826},[732,2844,2845],{"class":746},"(events",[732,2847,876],{"class":742},[732,2849,743],{"class":742},[732,2851,1887],{"class":865},[732,2853,1002],{"class":742},[732,2855,756],{"class":742},[732,2857,693],{"class":759},[732,2859,868],{"class":742},[732,2861,750],{"class":742},[732,2863,890],{"class":746},[619,2865,2866,641,2869,645,2872,2875],{},[638,2867,2868],{},"buildLokiPayload()",[638,2870,2871],{},"toLokiLabels()",[638,2873,2874],{},"resolveLokiPushUrl()"," are also exported for custom transports.",[715,2877,2879],{"id":2878},"next-steps","Next steps",[2881,2882,2883,2888,2893,2898],"ul",{},[676,2884,2885,2887],{},[623,2886,66],{"href":67},": control log volume before it reaches Loki",[676,2889,2890,2892],{},[623,2891,440],{"href":441},": add derived fields to every event",[676,2894,2895,2897],{},[623,2896,544],{"href":545},": batching, retries, and fan-out",[676,2899,2900,2903],{},[623,2901,2902],{"href":153},"Adapters Overview",": all available destinations",[2905,2906,2907],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html 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