【 TiDB 使用环境】生产环境
【 TiDB 版本】6.1.3
【复现路径】做过哪些操作出现的问题
【遇到的问题：问题现象及影响】
tidb server日志文件出现大量警告，请问这些警告是什么原因造成的，如何修复
【资源配置】
【附件：截图/日志/监控】
[2023/01/10 23:08:03.187 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662144502005772] [checkTS=438662144502005774]
[2023/01/10 23:08:03.228 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662144515112965] [checkTS=438662144515112968]
[2023/01/10 23:08:15.423 +08:00] [INFO] [domain.go:1749] [“refreshServerIDTTL succeed”] [serverID=671047] [“lease id”=6823859c1a38b885]
[2023/01/10 23:08:37.688 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662153545973769] [checkTS=438662153545973774]
[2023/01/10 23:08:37.704 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662153545973785] [checkTS=438662153545973787]
[2023/01/10 23:08:37.720 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662153545973795] [checkTS=438662153559080962]
[2023/01/10 23:08:37.733 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662153559080966] [checkTS=438662153559080968]
[2023/01/10 23:08:37.748 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662153559080973] [checkTS=438662153559080974]
[2023/01/10 23:08:37.763 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662153559080978] [checkTS=438662153559080980]
[2023/01/10 23:09:04.092 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662160466575380] [checkTS=438662160466575382]
[2023/01/10 23:09:04.133 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662160479944710] [checkTS=438662160479944711]
[2023/01/10 23:09:21.229 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662164962344964] [checkTS=438662164962344965]
[2023/01/10 23:09:21.274 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662164975452165] [checkTS=438662164975452166]
[2023/01/10 23:09:56.740 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662174268456973] [checkTS=438662174268456980]
[2023/01/10 23:09:56.782 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662174281564179] [checkTS=438662174281564183]
[2023/01/10 23:10:15.703 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662179236085792] [checkTS=438662179236085797]
[2023/01/10 23:10:15.778 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662179262300165] [checkTS=438662179262300169]
[2023/01/10 23:10:21.508 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662180756520968] [checkTS=438662180756520970]
[2023/01/10 23:10:22.365 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662180979605521] [checkTS=438662180992712708]
[2023/01/10 23:10:22.445 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662181005557805] [checkTS=438662181005557816]
[2023/01/10 23:10:22.456 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662181005557831] [checkTS=438662181005557843]
[2023/01/10 23:10:22.490 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662181018664988] [checkTS=438662181018664993]
[2023/01/10 23:10:23.076 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662181175951364] [checkTS=438662181175951369]
[2023/01/10 23:10:23.091 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662181175951377] [checkTS=438662181175951380]
[2023/01/10 23:10:23.133 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662181189058572] [checkTS=438662181189058577]
[2023/01/10 23:10:23.302 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662181228380171] [checkTS=438662181228380175]
[2023/01/10 23:10:24.347 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662181503893514] [checkTS=438662181503893521]
[2023/01/10 23:10:25.287 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662181752668168] [checkTS=438662181752668173]
[2023/01/10 23:10:26.368 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662182027919371] [checkTS=438662182041026566]
[2023/01/10 23:10:27.710 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662182382075920] [checkTS=438662182382075926]
[2023/01/10 23:10:32.575 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662183666581508] [checkTS=438662183666581515]
[2023/01/10 23:10:32.703 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662183692533786] [checkTS=438662183692533793]
[2023/01/10 23:10:32.736 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662183705903118] [checkTS=438662183705903125]
[2023/01/10 23:10:33.018 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662183771176980] [checkTS=438662183784546306]
[2023/01/10 23:10:33.051 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406335] [startTS=438662183784546318] [checkTS=438662183784546322]
[2023/01/10 23:10:33.871 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662184007368707] [checkTS=438662184007368716]
[2023/01/10 23:10:34.067 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662184046428175] [checkTS=438662184059797507]
[2023/01/10 23:10:48.507 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662187834408975] [checkTS=438662187834408979]
[2023/01/10 23:10:48.865 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662187926421522] [checkTS=438662187939266562]
[2023/01/10 23:11:00.353 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662190941077516] [checkTS=438662190941077521]
[2023/01/10 23:11:00.372 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662190954184707] [checkTS=438662190954184710]
[2023/01/10 23:11:00.412 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662190954184734] [checkTS=438662190967029761]
[2023/01/10 23:11:00.740 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568403869] [startTS=438662191045935119] [checkTS=438662191045935125]
[2023/01/10 23:11:00.756 +08:00] [WARN] [2pc.go:1804] [“schemaLeaseChecker is not set for this transaction”] [sessionID=1475647958568406337] [startTS=438662191045935141] [checkTS=438662191045935152]
集群除了告警。是否还有其他问题？
看看报错的 SQL 是什么？
如果是插入错误引起的，可能是有啥兼容问题看看能不能修复