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Advanced O&M Command Reference

OceanStor 2000, 5000, and 6000 V3 Series V300R006

This document is applicable to OceanStor 2200 V3, 2600 V3 Video Surveillance Edition, 2600 V3, 5300 V3, 5500 V3, 5600 V3, 5800 V3, and 6800 V3. Based on the CLI, this document describes how to use various commands classified by functions and how to set the CLI and manage the storage system through these commands. The document that you browse online matches the latest C version of the product. Click Download to download documents of other C versions.
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volume showrescallstats

volume showrescallstats

Function

The volume showrescallstats command is used to view statistics on invoking asynchronous function interfaces.

Format

volume showrescallstats [ on | off ]

Parameters

Parameter

Description

Value

on

The latency is printed.

-

off

The latency is not printed.

-

Views

Diagnostic view

Usage Guidelines

By default, latency print is disabled.

Example

View statistics on invoking asynchronous function interfaces.

admin:/diagnose>volume showrescallstats 
flow Start back good back bad not back 
---- ----- --------- -------- -------- 
Volume resource free flow: 
alloc txobj 0 0 0 0 
fail abort txobj 0 0 0 0 
alloc node 0 0 0 0 
free rsv node 0 0 0 0 
search btree 0 0 0 0 
insert btree 0 0 0 0 
modify btree 0 0 0 0 
delete btree 0 0 0 0 
write meta copy 0 0 0 0 
write log mem 0 0 0 0 
Volume resource free extent flow: 
traverse btree 0 0 0 0 
stop extent bgr 0 0 0 0 
alloc txobj 0 0 0 0 
fail abort txobj 0 0 0 0 
alloc node 0 0 0 0 
free rsv node 0 0 0 0 
delete btree 0 0 0 0 
free extent 0 0 0 0 
write meta copy 0 0 0 0 
write log mem 0 0 0 0 
Volume resource alloc flow: 
alloc txobj 1 1 0 0 
fail abort txobj 0 0 0 0 
prepare section 1 1 0 0 
alloc extent 1 1 0 0 
alloc node 0 0 0 0 
free btree node 0 0 0 0 
delete btree 0 0 0 0 
write meta copy 1 1 0 0 
write log mem 1 1 0 0 
alloc zero page 0 0 0 0 
formatting grain 0 0 0 0 
Volume resource called flow by others: 
alloc grain wait 0 0 0 0 
free grain wait 0 0 0 0 
free prepare sec 0 0 0 0 
start service 2 2 0 0 
stop service 0 0 0 0 
Volume resource stop flow : 
load partition 0 0 0 0 
load partInner 0 0 0 0 
load nodemgr 0 0 0 0 
stop bgrSrv 0 0 0 0 
stop resBgr 0 0 0 0 
stop nodeBgr 0 0 0 0 
stop cowBgrTask 0 0 0 0 
stop snapBgrTask 0 0 0 0 
stop reclaim 0 0 0 0 
stop recycle 0 0 0 0 
stop pre alloc 0 0 0 0 
res timer req 2 2 0 0 
alloc grain bg 1 1 0 0 
free grain bg 0 0 0 0 
commit to disk 2 2 0 0 
alloc pages 0 0 0 0 
part alloc tx 0 0 0 0 
part meta copy 0 0 0 0 
part commit mem 0 0 0 0 
meta req 0 0 0 0

System Response

The following table describes the parameter meanings.

Parameter

Meaning

Volume res free flow

Statistics on resource release.

alloc txobj

Event object allocated by the release process.

fail abort txobj

Event object that fails to be released.

alloc node

Allocation node.

free rsv node

Releasing remaining nodes.

search btree

Searching for resource release tree nodes.

insert btree

Inserting resource release tree nodes.

modify btree

Modifying resource release tree nodes.

delete btree

Deleting resource release tree nodes.

write meta copy

Writing metadata copies.

write log mem

Writing event logs and saving them to memory.

Volume resource free extent flow

Background statistics on Layer 2 resource release.

traverse btree

Traversing resource release trees.

stop extent bgr

Stopping the extent background.

free extent

Releasing extents.

Volume resource alloc flow

Statistics on resource allocation.

prepare section

Preparing memory.

alloc extent

Allocating extents.

free btree node

Releasing btree nodes.

alloc zero page

Applying for zero pages.

formatting grain

Formatting grains.

Volume resource called flow by others

Statistics on resources invoked by other modules.

alloc grain wait

Count of grain allocation waiting tasks.

free grain wait

Count of grain release waiting tasks.

free prepare sec

Count of mesection allocation returning tasks.

start service

Starting the background service for resource management.

stop service

Stopping the background service for resource management.

load partition

Partition loading task (the NodeMgr service is running, too).

load partInner

Partition loading procedure.

load nodemgr

Starting the NodeMgr service.

stop bgrSrv

Stopping the background service.

stop resBgr

Stopping the background service for resource management.

stop nodeBgr

Stopping the NodeMgr background service.

stop cowBgrTask

Stopping the COW background task.

stop snapBgrTask

Stopping the snapshot background task.

stop reclaim

Stopping mapping tree resource reclamation.

stop recycle

Stopping allocated queue resource reclamation.

alloc grain bg

Allocating grains background.

free grain bg

Releasing grains background.

commit to disk

Statistics on metadata committed to disks.

alloc pages

Count of page applications.

part alloc tx

Count of transaction applications in a partition.

part meta copy

Count of transaction write meta copies in a partition.

part commit mem

Count of memory submissions in a partition.

meta req

Count of metadata I/Os.

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Updated: 2019-07-12

Document ID: EDOC1000138402

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