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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 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 evict

cache show evict

Function

The cache show evict command is used to view information about cache eviction.

Format

cache show evict { info | label | condition}pttId

cache show evict dnode

Parameters

Parameter

Description

Value

info

Basic information about cache eviction.

-

label

Label of the eviction process.

-

pttId

Partition ID.

The value ranges from 0 to 8.

dnode

Dnode information.

-

condition

Condition.

-

Views

Diagnostic view

Usage Guidelines

None

Example

View information about obsolescence in a cache.


ibc_os_hs:/diagnose>cache show evict info 0 

----------Evict lru obj info---------- 

partitionid:        0          
nodeCntInPtt:       4          
priority:           0         1         2         3          
nodeCntInPriority:  0         0         0         4          
priority            h_mark l_mark c_mark model     period expire num       age_cnt expire_cntmark_cnt  age_time  evict_time 
0                   100       100       0         1         250       450000 10        0         0         0         0         0          
1                   100       100       0         1         250       450000 10        0         0         0         0         0          
2                   70        30        0         1         250       450000 10        0         0         0         0         0          
3                   40        20        0         1         250       450000 10        0         0         0         0         0          
priority:           0          
lruListCnt:         (0 )0       (1 )0       (2 )0       (3 )0        
priority:           1          
lruListCnt:         (0 )0       (1 )0       (2 )0       (3 )0        
priority:           2          
lruListCnt:         (0 )0       (1 )0       (2 )0       (3 )0        
priority:           3          
lruListCnt:         (0 )2       (1 )1       (2 )1       (3 )0        
cur_priority        0       
max_priority:       4          
s_evict_factor:     4          
s_evict_get_sum: 0          
s_evict_ok_sum:     0          
s_evict_count:      0          
s_access_time:      0          
s_priority_stat: (0 )0       (1 )0       (2 )0       (3 )0        
cur_hash            0          
max_hash:           4          
s_evict_factor:     4          
s_arg_node_count: 0          
s_access_time:      0          
s_hash_stat:        (0 )0       (1 )0       (2 )0       (3 )0     

System Response

The following table describes the parameter meanings.

Parameter

Meaning

partitionid

Eviction partition ID.

nodeCntInPtt

Number of nodes in a partition.

period

Aging period.

s_hash_stat

Hash statistics information about the eviction list.

s_evict_count

Current eviction count.

s_evict_ok_sum

Total count of successfully evicting nodes.

s_evict_get_sum

Total number of evicted nodes that are obtained.

s_access_time

Time when eviction is triggered.

s_evict_factor

Eviction factor.

max_priority

Highest priority.

cur_priority

Current priority.

lruListCnt

Number of nodes in the eviction list.

evict_time

Last eviction time.

age_time

Last aging time.

expire_cntmark_cnt

Expiration and aging count.

age_cnt

Aging count.

num

Number of aging nodes.

expire

Expiration time.

c_mark

Current water mark for aging.

l_mark

Low water mark for aging.

h_mark

High water mark for aging.

nodeCntInPriority

Number of priority nodes.

priority

Number of eviction priorities.

model

Aging mode.

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Updated: 2019-07-12

Document ID: EDOC1000138402

Views: 603315

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