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Diffstat (limited to '')
| -rw-r--r-- | health/health.d/dbengine.conf | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/health/health.d/dbengine.conf b/health/health.d/dbengine.conf new file mode 100644 index 00000000..0a70d2e8 --- /dev/null +++ b/health/health.d/dbengine.conf @@ -0,0 +1,68 @@ + +# you can disable an alarm notification by setting the 'to' line to: silent + + alarm: 10min_dbengine_global_fs_errors + on: netdata.dbengine_global_errors + class: Errors + type: Netdata +component: DB engine + os: linux freebsd macos + hosts: * + lookup: sum -10m unaligned of fs_errors + units: errors + every: 10s + crit: $this > 0 + delay: down 15m multiplier 1.5 max 1h + summary: Netdata DBengine filesystem errors + info: Number of filesystem errors in the last 10 minutes (too many open files, wrong permissions, etc) + to: sysadmin + + alarm: 10min_dbengine_global_io_errors + on: netdata.dbengine_global_errors + class: Errors + type: Netdata +component: DB engine + os: linux freebsd macos + hosts: * + lookup: sum -10m unaligned of io_errors + units: errors + every: 10s + crit: $this > 0 + delay: down 1h multiplier 1.5 max 3h + summary: Netdata DBengine IO errors + info: Number of IO errors in the last 10 minutes (CRC errors, out of space, bad disk, etc) + to: sysadmin + + alarm: 10min_dbengine_global_flushing_warnings + on: netdata.dbengine_global_errors + class: Errors + type: Netdata +component: DB engine + os: linux freebsd macos + hosts: * + lookup: sum -10m unaligned of pg_cache_over_half_dirty_events + units: errors + every: 10s + warn: $this > 0 + delay: down 1h multiplier 1.5 max 3h + summary: Netdata DBengine global flushing warnings + info: number of times when dbengine dirty pages were over 50% of the instance's page cache in the last 10 minutes. \ + Metric data are at risk of not being stored in the database. To remedy, reduce disk load or use faster disks. + to: sysadmin + + alarm: 10min_dbengine_global_flushing_errors + on: netdata.dbengine_long_term_page_stats + class: Errors + type: Netdata +component: DB engine + os: linux freebsd macos + hosts: * + lookup: sum -10m unaligned of flushing_pressure_deletions + units: pages + every: 10s + crit: $this != 0 + delay: down 1h multiplier 1.5 max 3h + summary: Netdata DBengine global flushing errors + info: Number of pages deleted due to failure to flush data to disk in the last 10 minutes. \ + Metric data were lost to unblock data collection. To fix, reduce disk load or use faster disks. + to: sysadmin |