(DI-2308) Collector for HANA Backups

The technical name of the Collector for HANA Backups is /DVD/MON_HDB_CL_COL_BCK.

This collector collects information about Data/Log backups according to the view M_BACKUP_CATALOG and also collects the statistics for Log buffers (M_LOG_BUFFERS) and Segments (M_LOG_SEGMENTS).

Default KPIs delivered with this collector

The following default KPIs are delivered with this collector:

KPI name

Description

Unit

Detail table

KPI name

Description

Unit

Detail table

HDB_BCK_DELAY_D

Time since last successful DATA backup

H

No

HDB_BCK_DELAY_L

Time since last successful LOG backup

Min

No

HDB_BCK_FAILED

Number of failed backups

Count

No

HDB_BCK_FAIL_DAT

Number of failed DATA backups

Count

No

HDB_BCK_FAIL_LOG

Number of failed LOG backups

Count

No

HDB_LOG_BUFWAITP

Buffer switches with Wait on buffer semaphore % (max host)

%

Yes

HDB_LOG_BUFWAITT

Number of Buffer switches wait since last check

Count

Yes

HDB_LOG_BUFWNOWT

Number of Buffer switches (noWait+wait) since last check

Count

Yes

HDB_LOG_SEG_FREE

Minimum number of Free log segments (per hosts)

Count

Yes

HDB_LOG_SEG_TRNC

Maximum number of Truncated log segments (per hosts)

Count

Yes

Detail table

The collector provides detailed table HANA Log buffer details. The technical name of the detail table is /DVD/MON_HDB_LOGBUF_DETAIL.
HANA Log buffer details provide a processed log buffer retrieved from view M_LOG_BUFFERS with some additional calculated statistics. It contains the following fields:

Technical name

Description

Technical name

Description

TIMESTAMP

When the records are saved into the Detail table

SID

System ID

HOST

Host

PORT

Port

VOLUME_ID

Volume ID

SERVICE_NAME

Service name

SWITCH_NOWAIT_C

Switch NoWait Count

SWITCH_WAIT_C

Switch Wait Count

WAIT_NOWAIT

Previous Ratio Wait Nowait

FREE_SEGMENT

Number of free segment

TRUNC_SEGMENT

Number of truncated segment

DELTA_NOWAIT_CNT

Delta NoWait Count

DELTA_WAIT_CNT

Delta Wait Count