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Diffstat (limited to 'templates/db/tidb_http/tidb_tidb_http/README.md')
| -rw-r--r-- | templates/db/tidb_http/tidb_tidb_http/README.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/templates/db/tidb_http/tidb_tidb_http/README.md b/templates/db/tidb_http/tidb_tidb_http/README.md index 4d75e22191a..a050ff588e3 100644 --- a/templates/db/tidb_http/tidb_tidb_http/README.md +++ b/templates/db/tidb_http/tidb_tidb_http/README.md @@ -116,7 +116,7 @@ There are no template links in this template. |TiDB: Too few keep alive operations |<p>Indicates whether the TiDB process still exists. If the number of times for tidb_monitor_keep_alive_total increases less than 10 per minute, the TiDB process might already exit and an alert is triggered.</p> |`max(/TiDB by HTTP/tidb.monitor_keep_alive.rate,5m)<{$TIDB.MONITOR_KEEP_ALIVE.MAX.WARN}` |AVERAGE | | |TiDB: Heap memory usage is too high |<p>-</p> |`min(/TiDB by HTTP/tidb.heap_bytes,5m)>{$TIDB.HEAP.USAGE.MAX.WARN}` |WARNING | | |TiDB: Current number of open files is too high |<p>Heavy file descriptor usage (i.e., near the process's file descriptor limit) indicates a potential file descriptor exhaustion issue.</p> |`min(/TiDB by HTTP/tidb.process_open_fds,5m)/last(/TiDB by HTTP/tidb.process_max_fds)*100>{$TIDB.OPEN.FDS.MAX.WARN}` |WARNING | | -|TiDB: has been restarted |<p>Uptime is less than 10 minutes</p> |`last(/TiDB by HTTP/tidb.uptime)<10m` |INFO |<p>Manual close: YES</p> | +|TiDB: has been restarted |<p>Uptime is less than 10 minutes.</p> |`last(/TiDB by HTTP/tidb.uptime)<10m` |INFO |<p>Manual close: YES</p> | |TiDB: Version has changed |<p>TiDB version has changed. Ack to close.</p> |`last(/TiDB by HTTP/tidb.version,#1)<>last(/TiDB by HTTP/tidb.version,#2) and length(last(/TiDB by HTTP/tidb.version))>0` |INFO |<p>Manual close: YES</p> | |TiDB: Too many time jump backs |<p>-</p> |`min(/TiDB by HTTP/tidb.monitor_time_jump_back.rate,5m)>{$TIDB.TIME_JUMP_BACK.MAX.WARN}` |WARNING | | |TiDB: There are panicked TiDB threads |<p>When a panic occurs, an alert is triggered. The thread is often recovered, otherwise, TiDB will frequently restart.</p> |`last(/TiDB by HTTP/tidb.tidb_server_panic_total.rate)>0` |AVERAGE | | |