No relevant resource is found in the selected language.

This site uses cookies. By continuing to browse the site you are agreeing to our use of cookies. Read our privacy policy>Search

Reminder

To have a better experience, please upgrade your IE browser.

upgrade

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.
Rate and give feedback:
Huawei uses machine translation combined with human proofreading to translate this document to different languages in order to help you better understand the content of this document. Note: Even the most advanced machine translation cannot match the quality of professional translators. Huawei shall not bear any responsibility for translation accuracy and it is recommended that you refer to the English document (a link for which has been provided).
sio show deviostat

sio show deviostat

Function

The sio show deviostat command is used to view the I/O performance data of a disk.

Format

sio show deviostat sdid=? [ interval=? ]

Parameters

Parameter

Description

Value

sdid=?

Physical ID of the disk.

To obtain the value, run "sddebug show disk" without parameter.

interval=?

Interval.

The value is an integer ranging from 1 to 60(default:1). The default unit is second.

Views

Diagnostic view

Usage Guidelines

None

Example

View the I/O performance data of a disk.

admin:/diagnose>sio show deviostat sdid=64 interval=5 
sdId : 64 
rrqm/s : 0.0 
wrqm/s : 0.0 
r/s : 0.0 
w/s : 0.0 
rkB/s : 0.0 
wkB/s : 0.0 
avgrq-sz : 0.0 
avgqu-sz : 0.0 
drv_avg/ms : 0.0 
await/ms : 0.0 
r_avg/ms : 0.0 
w_avg/ms : 0.0 
svctm/ms : 0.0 
util : 0.0 
iod/ms : 0.0 
dif/ms : 0.0 
ftds/ms : 0.0 
sio : 0 
sched : 0 
dsp : 0 
drv : 0 
rcvIoCnt : 0

System Response

The following table describes the parameter meanings.

Parameter

Meaning

sdId

Physical ID of the disk.

rrqm/s

Number of merged read I/Os per second.

wrqm/s

Number of merged write I/Os per second.

r/s

Read IOPS.

w/s

Write IOPS.

rkB/s

Bandwidth of read I/Os.

wkB/s

Bandwidth of write I/Os.

avgrq-sz

Average I/O size.

avgqu-sz

Average queue depth.

drv_avg/ms

Average latency of read/write I/Os.

await/ms

I/O waiting time on the block device management (BDM) side.

r_avg/ms

Average latency of read I/Os.

w_avg/ms

Average latency of write I/Os.

svctm/ms

Average service time of I/Os.

util

Disk utilization.

iod/ms

Time for IOD scheduling.

dif/ms

Time for the DIF of I/Os.

ftds/ms

Time for FTDS.

sio

Number of I/Os on the SIO layer.

sched

Number of I/Os in the scheduler.

dsp

Number of I/Os under the dispatching layer.

drv

Number of I/Os delivered to the driver.

rcvIoCnt

Number of I/Os that are processed.

Translation
Download
Updated: 2019-07-12

Document ID: EDOC1000138402

Views: 630058

Downloads: 703

Average rating:
This Document Applies to these Products
Related Documents
Related Version
Share
Previous Next