NodeSync metrics
NodeSync metrics reference for dashboard graphs and alerts
Reference of NodeSync metrics available for dashboard graphs and alerts in OpsCenter monitoring.
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Incremental NodeSync metrics are available for only DataStax Enterprise 6.8 and later. |
Node-level (global) metrics for NodeSync
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NodeSync: Data Repaired [nodesync-data-repaired]
Bytes of data that were inconsistent and needed synchronization.
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NodeSync: Data Validated [nodesync-data-validated]
Bytes of data checked for consistency.
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NodeSync: Repair Data Sent [nodesync-repair-data-sent]
Total bytes of data transferred between all nodes during synchronization.
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NodeSync: Objects Repaired [nodesync-objects-repaired]
Number of rows and range tombstones that were inconsistent and needed synchronization.
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NodeSync: Objects Validated [nodesync-objects-validated]
Number of rows and range tombstones checked for consistency.
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NodeSync: Repair Objects Sent [nodesync-repair-objects-sent]
Total number of rows and range tombstones transferred between all nodes during synchronization.
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NodeSync: Processed Pages [nodesync-processed-pages]
Number of pages (internal groupings of data) processed.
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NodeSync: Full In Sync Pages [nodesync-full-in-sync-pages]
Number of processed pages that were not in need of synchronization.
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NodeSync: Full Repaired Pages [nodesync-full-repaired-pages]
Number of processed pages that were in need of synchronization.
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NodeSync: Partial In Sync Pages [nodesync-partial-in-sync-pages]
Number of in sync pages for which a response was gotten from only a partial number of replicas.
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NodeSync: Partial Repaired Pages [nodesync-partial-repaired-pages]
Number of repaired pages for which a response was gotten from only a partial number of replicas.
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NodeSync: Uncompleted Pages [nodesync-uncompleted-pages]
Number of processed pages not having enough responses to perform synchronization.
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NodeSync: Failed Pages [nodesync-failed-pages]
Number of processed pages for which an unknown error prevented proper synchronization completion.
Table-level metrics for NodeSync
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NodeSync TBL: Data Repaired [nodesync-tbl-data-repaired]
Bytes of data that were inconsistent and needed synchronization.
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NodeSync TBL: Data Validated [nodesync-tbl-data-validated]
Bytes of data checked for consistency.
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NodeSync TBL: Repair Data Sent [nodesync-tbl-repair-data-sent]
Total bytes of data transferred between all nodes during synchronization.
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NodeSync TBL: Objects Repaired [nodesync-tbl-objects-repaired]
Number of rows and range tombstones that were inconsistent and needed synchronization.
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NodeSync TBL: Objects Validated [nodesync-tbl-objects-validated]
Number of rows and range tombstones checked for consistency.
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NodeSync TBL: Repair Objects Sent [nodesync-tbl-repair-objects-sent]
Total number of rows and range tombstones transferred between all nodes during synchronization.
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NodeSync TBL: Processed Pages [nodesync-tbl-processed-pages]
Number of pages (internal groupings of data) processed.
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NodeSync TBL: Full In Sync Pages [nodesync-tbl-full-in-sync-pages]
Number of processed pages that were not in need of synchronization.
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NodeSync TBL: Full Repaired Pages [nodesync-tbl-full-repaired-pages]
Number of processed pages that were in need of synchronization.
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NodeSync TBL: Partial In Sync Pages [nodesync-tbl-partial-in-sync-pages]
Number of in sync pages for which a response was gotten from only a partial number of replicas.
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NodeSync TBL: Partial Repaired Pages [nodesync-tbl-partial-repaired-pages]
Number of repaired pages for which a response was gotten from only a partial number of replicas.
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NodeSync TBL: Uncompleted Pages [nodesync-tbl-uncompleted-pages]
Number of processed pages not having enough responses to perform synchronization.
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NodeSync TBL: Failed Pages [nodesync-tbl-failed-pages]
Number of processed pages for which an unknown error prevented proper synchronization completion.
Dropped Messages metrics for NodeSync
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Dropped Messages: NodeSync [dropped-node-sync]
NodeSync message was seen after the timeout so was thrown away.
Thread Pool metrics for NodeSync
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TP: NodeSync Validation Active [active-nodesync-validation]
NodeSync Validation Active
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TP: NodeSync Validation Completed [completed-nodesync-validation]
NodeSync Validation Completed
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TP: Read Range NodeSync Active [active-read-range-nodesync]
Read Range NodeSync Active
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TP: Read Range NodeSync Pending [pending-read-range-nodesync]
Read Range NodeSync Pending
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TP: Read Range NodeSync Completed [completed-read-range-nodesync]
Read Range NodeSync Completed
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TP: Read Range NodeSync Total Blocked [total-blocked-read-range-nodesync]
Total Read Range NodeSync Blocked
Dashboard graphs for NodeSync Metrics
Dashboard graphs are available for NodeSync metrics in OpsCenter. Click Cluster > Dashboard > Add Graph. Select the metric from the Metric list in the Add Metric dialog:
After adding metrics and clicking Save Graph, the graphs appear on the monitoring dashboard.
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Clone the Default preset tab and give it a name such as NodeSync to organize your dashboard. |
NodeSync alerts
Alerts are available for NodeSync metrics. Click Alerts > Notify me when > Advanced > NodeSync > NodeSync metric in the Add Alert dialog.
Define the notification criteria for each alert required for monitoring NodeSync in your environment.
