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Advanced O&M Command Reference

OceanStor 18000 V3 Series V300R006

This document is applicable to OceanStor 18500 V3 and 18800 V3. Based on the CLI, this document describes how to use various commands classified by functionsand 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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cache show cmd

cache show cmd

Function

The cache show cmd command is used to view the execution of commands in a cache.

Format

cache show cmd cur

cache show cmd trace type [ result ]

cache show cmd obj volumeId layer

Parameters

Parameter

Description

Value

cur

Command being executed in a cache.

None.

trace

Command executed in a cache.

None.

type

Command type.

The value can be all,recovervol, recoverstp,stopvoldsg, stopstpdsg, or protect.

all: all command types.

recovervol: command for recovering a volume cache.

recoverstp: command for recovering a stripe cache.

stopvoldsg: command for stopping the disk flushing of a volume cache.

stopstpdsg: command for stopping the disk flushing of a stripe cache.

protect: command for protecting cache data.

result

Command execution result.

The value can be all, begin,ok, or fail.

all: all results.

begin: command executed at the beginning.

ok: command executed successfully.

fail: command that fails to be executed.

obj

Cache object.

None.

volumeId

Volume ID.

The value ranges from 0 to 2^64 - 1.

layer

Range of cache information that you want to view.

The value can be a, v, or s.

a: volume cache and stripe cache.

v: volume cache.

s: stripe cache.

Views

Diagnostic view

Usage Guidelines

None

Example

To view the execution of commands which result is OK in a cache.

admin:/diagnose>cache show cmd trace all ok 
---------START--CACHE--CMD--TRACE---------- 
(000) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x4000000065):cmd ok. 
(001) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x4000000071):cmd ok. 
(002) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x4000000089):cmd ok. 
(003) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x400000009d):cmd ok. 
(004) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x4000000095):cmd ok. 
(005) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000a1):cmd ok. 
(006) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x4000000099):cmd ok. 
(007) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000b1):cmd ok. 
(008) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000a9):cmd ok. 
(009) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000ad):cmd ok. 
(010) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000b5):cmd ok. 
(011) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000a5):cmd ok. 
(012) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000b9):cmd ok. 
(013) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000c1):cmd ok. 
(014) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000bd):cmd ok. 
(015) [2015-07-16 17:10:19] SET_VOLUME_CACHE_WORK_CONTROLLER,volumeId(0x40000000c5):cmd ok. 
(016) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000001):cmd ok. 
(017) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000019):cmd ok. 
(018) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x100000000d):cmd ok. 
(019) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000009):cmd ok. 
(020) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000000):cmd ok. 
(021) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000011):cmd ok. 
(022) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x100000002d):cmd ok. 
(023) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000005):cmd ok. 
(024) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x100000003d):cmd ok. 
(025) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000029):cmd ok. 
(026) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000025):cmd ok. 
(027) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000015):cmd ok. 
(028) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x1000000035):cmd ok. 
(029) [2015-07-16 17:10:19] SET_STRIPE_CACHE_WORK_CONTROLLER,volumeId(0x100000006d):cmd ok. 
-----END-CACHE-CMD-TRACE(find 30 cmdtrace)-----

System Response

None

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Updated: 2019-07-12

Document ID: EDOC1000138389

Views: 488685

Downloads: 85

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