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Command Reference

OceanStor 2800 V3 V300R006

This document is applicable to OceanStor 2800 V3. Based on the CLI provided by the DeviceManager, this document describes how to use variouscommands classified by functions and how to set the CLI and manage the storage system throughthese 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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show performance storage_pool

show performance storage_pool

Function

The show performance storage_pool command is used to query the performance statistics on storage pools. If you want to analyze the real-time performance statistics on storage pools, run this command.

Format

show performance storage_pool pool_id=?

show performance storage_pool pool_id_list=?

Parameters

Parameter

Description

Value

pool_id=?

ID of the storage pool whose performance statistics you need to collect.

To obtain the value, run "show storage_pool general".

pool_id_list=?

ID list of storage pools whose performance statistics you need to collect.

  • To obtain the value, run "show storage_pool general".
  • Separate the IDs of storage pool with commas (,) or hyphens (-).
  • A maximum of 50 IDs can be queried.

Level

Guest

Usage Guidelines

  • After this command is executed, performance data categories are displayed. You can enter the serial number before a category and press "Enter" to view the category of data. You can enter multiple serial numbers and use commas (,) to separate them.
  • Performance statistics will be updated in real time.
  • Typing "q" on the command line interface (CLI) exits the active performance statistics display.

Example

Query the read I/Os of storage pool "0".

admin:/>show performance storage_pool pool_id=0 
0.Usage Ratio(%)                                          
1.Queue Length                                            
2.Bandwidth(MB/s) / Block Bandwidth(MB/s)                 
3.Throughput(IOPS)(IO/s)                                  
4.Read Bandwidth(MB/s)                                    
5.Average Read I/O Size(KB)                               
6.Read Throughput(IOPS)(IO/s)                             
7.Write Bandwidth(MB/s)                                   
8.Average Write I/O Size(KB)                              
9.Write Throughput(IOPS)(IO/s)                            
10.Service Time(Excluding Queue Time)(ms)                 
11.Read I/O Granularity Distribution: [0K,1K)(%)          
12.Read I/O Granularity Distribution: [1K,2K)(%)          
13.Read I/O Granularity Distribution: [2K,4K)(%)          
14.Read I/O Granularity Distribution: [4K,8K)(%)          
15.Read I/O Granularity Distribution: [8K,16K)(%)         
16.Read I/O Granularity Distribution: [16K,32K)(%)        
17.Read I/O Granularity Distribution: [32K,64K)(%)        
18.Read I/O Granularity Distribution: [64K,128K)(%)       
19.Read I/O Granularity Distribution: [128K,256K)(%)      
20.Read I/O Granularity Distribution: [256K,512K)(%)      
21.Read I/O Granularity Distribution: >= 512K(%)          
22.Write I/O Granularity Distribution: [0K,1K)(%)         
23.Write I/O Granularity Distribution: [1K,2K)(%)         
24.Write I/O Granularity Distribution: [2K,4K)(%)         
25.Write I/O Granularity Distribution: [4K,8K)(%)         
26.Write I/O Granularity Distribution: [8K,16K)(%)        
27.Write I/O Granularity Distribution: [16K,32K)(%)       
28.Write I/O Granularity Distribution: [32K,64K)(%)       
29.Write I/O Granularity Distribution: [64K,128K)(%)      
30.Write I/O Granularity Distribution: [128K,256K)(%)     
31.Write I/O Granularity Distribution: [256K,512K)(%)     
32.Write I/O Granularity Distribution: >= 512K(%)         
33.Average I/O Latency(ms)                                
34.Max. I/O Latency(ms)                                   
35.OPS(per second)                                        
36.Average Read I/O Latency(ms)                           
37.Average Write I/O Latency(ms)                          
38.Average IO Size                                        
39.Read OPS(per second)                                   
40.Write OPS(per second)                                  
41.BE Reqs/sec                                            
42.BE Read Reqs/sec                                       
43.BE Write Reqs/sec                                      
44.BE MBs transferred/sec                                 
45.BE MBs Read/sec                                        
46.BE MBs Written/sec                                     
47.% Read                                                 
48.% Write                                                
49.BE Read Response Time(ms)                              
50.BE Write Response Time(ms)                             
51.BE Avg Response Time(ms)                               
52.BE % Reads                                             
53.BE % Writes                                            
54.Average I/O Latency(us)                                
55.Max. I/O Latency(us)                                   
56.Average Read I/O Latency(us)                           
57.Average Write I/O Latency(us)                          
58.File Bandwidth(MB/s)                                   
59.Total Bandwidth                                        
60.Block read bandwidth (MB/s)                          
61.Block write bandwidth (MB/s)                           
62.File read bandwidth (KB/s)                             
63.File write bandwidth (KB/s)                            
64.Block service time (us)                                
65.File service time (us)                                 
66.Protection Capacity Usage(%)                           
Input item(s) number separated by comma:7 
  Write Bandwidth(MB/s) : 0 

System Response

None

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Updated: 2019-07-12

Document ID: EDOC1000138382

Views: 311720

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