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vbucket-seqno

Provides seqno statistics for vBuckets.

Syntax

Request syntax:

cbstats host:11210 [common options] vbucket-seqno [vbid]

Description

This command provides details connected to the sequence number (seqno) for the specified vBucket, or for each vBucket if none is specified.

Unresolved include directive in modules/cli/pages/cbstats/cbstats-vbucket-seqno.adoc - include::cbstats-vbucket-details.dita[]

Table 1. vBucket seqno statistics
Name Description

abs_high_seqno

The last seqno assigned by this vBucket.

high_seqno

The last seqno assigned by this vBucket, or in case of replica, the last closed checkpoint’s end seqno.

last_persisted_seqno

The last persisted seqno for the vBucket.

purge_seqno

The last seqno purged by the compactor.

uuid

The current vBucket uuid.

last_persisted_snap_start

The last persisted snapshot start seqno for the vBucket.

last_persisted_snap_end

The last persisted snapshot end seqno for the vBucket.

Options

Table 2. vbucket-seqno options
Option Description

vbid

vBucket ID. In a standard system this will be between 0 and 1023. If not provided as part of the command then details for all vBuckets are shown.

For common cbstats options, see cbstats.

Example

Request

cbstats localhost:11210 -u Administrator -p password -b beer-sample vbucket-seqno 1023

Response

 vb_1023:abs_high_seqno:            10
 vb_1023:high_seqno:                10
 vb_1023:last_persisted_seqno:      10
 vb_1023:last_persisted_snap_end:   10
 vb_1023:last_persisted_snap_start: 10
 vb_1023:purge_seqno:               0
 vb_1023:uuid:                      66069026212209