-
carina-node runs in hostNetwork mode and listens to
8080.- "--metrics-addr=:8080"
If changing those ports, please also change the csi-carina-node service.
-
carina-controller listens to
8080 8443.- "--metrics-addr=:8080" - "--webhook-addr=:8443"
-
carina metrics
| Metrics | Description |
|---|---|
| carina_scrape_collector_duration_seconds | carina_csi_exporter: Duration of a collector scrape |
| carina_scrape_collector_success | carina_csi_exporter: Whether a collector succeeded |
| carina_volume_group_stats_capacity_bytes_total | The number of lvm vg total bytes |
| carina_volume_group_stats_capacity_bytes_used | The number of lvm vg used bytes |
| carina_volume_group_stats_lv_total | The number of lv total |
| carina_volume_group_stats_pv_total | The number of pv total |
| carina_volume_stats_reads_completed_total | The total number of reads completed successfully |
| carina_volume_stats_reads_merged_total | The total number of reads merged |
| carina_volume_stats_read_bytes_total | The total number of bytes read successfully |
| carina_volume_stats_read_time_seconds_total | The total number of seconds spent by all reads |
| carina_volume_stats_writes_completed_total | The total number of writes completed successfully |
| carina_volume_stats_writes_merged_total | The number of writes merged |
| carina_volume_stats_write_bytes_total | The total number of bytes write successfully |
| carina_volume_stats_write_time_seconds_total | This is the total number of seconds spent by all writes |
| carina_volume_stats_io_now | The number of I/Os currently in progress |
| carina_volume_stats_io_time_seconds_total | Total seconds spent doing I/Os |
- carina provides a wealth of storage volume metrics, and kubelet itself also exposes PVC capacity and other metrics, as seen in the Grafana Kubernetes built-in view of this template. Notice The storage capacity indicator of the PVC is displayed only when the PVC is in use and mounted to the node