ioperf query
Function
Parameters
Parameter |
Description |
Value |
|---|---|---|
| typeId | ID of a performance statistics type. | To obtain the value, run the "ioperf show types" command. |
| objId | Object ID. | To obtain the value, run the "ioperf show types" command. |
| samplingType | Sampling type ID. | A value of 0 or 1, the system default value is 0. The parameters are as follows:
|
Example
View the performance statistics of type ID 3 object 0.
admin:/diagnose>ioperf query -t 3 -o 0 Query realTime records. Performance Statistic of type (LUN) ID (3) object (0) Type Real Statistic Time : 5000 (ms) Type History Statistic Time : 60000 (ms) Object Real Statistic Time : 3257 (ms) Object History Statistic Time : 60000 (ms) Object Last Real Tick : 24734337485272 Object Last History Tick : 24731080437045 Object is syncing switch : 0 Is Main Timer : 1 Read ratio : 0 (%) Write ratio : 0 (%) Utilization : 0 (%) Queue depth : 0 Avg Rsp time : 0 (us) Avg Read Rsp time : 0 (us) Avg Write Rsp time : 0 (us) Serve time : 0 (us) Max bandwidth : 0 (MB/s) Max IOPS : 0 (IO/s) Max Rsp Time : 0 (us) Bandwidth : 0 (MB/s) IOPS : 0 (IO/s) Read bandwidth : 0 (MB/s) Read size : 0 (Bytes) Read IOPS : 0 (IO/s) Write bandwidth : 0 (MB/s) Write size : 0 (Bytes) Write IOPS : 0 (IO/s) Avg Io Size : 0 (Bytes) Cache page poss value : 0 (%) Cache chunk poss value : 0 (%) The cumulative count of I/Os : 0 The cumulative count of data transferred in Kbytes : 0 (KBytes) The cumulative elapsed I/O time (us) : 0 (us) The cumulative count of all reads : 0 The cumulative count of data read in Kbytes : 0 (KBytes) The cumulative count of all writes : 0 The cumulative count of data write in Kbytes : 0 (KBytes) ==================== IO SIZE DISTRIBUTION ===================== [0KB, 1KB) [READ: 0 WRITE: 0] [1KB, 2KB) [READ: 0 WRITE: 0] [2KB, 4KB) [READ: 0 WRITE: 0] [4KB, 8KB) [READ: 0 WRITE: 0] [8KB, 16KB) [READ: 0 WRITE: 0] [16KB, 32KB) [READ: 0 WRITE: 0] [32KB, 64KB) [READ: 0 WRITE: 0] [64KB, 128KB) [READ: 0 WRITE: 0] [128KB,256KB) [READ: 0 WRITE: 0] [256KB,512KB) [READ: 0 WRITE: 0] [512KB, infi) [READ: 0 WRITE: 0] Number of failed read : 0 Number of failed write : 0 ==================== IO DELAY DISTRIBUTION ===================== [0ms, 5ms) [READ: 0 WRITE: 0] [5ms, 10ms) [READ: 0 WRITE: 0] [10ms, 20ms) [READ: 0 WRITE: 0] [20ms, 50ms) [READ: 0 WRITE: 0] [50ms, 100ms) [READ: 0 WRITE: 0] [100ms,200ms) [READ: 0 WRITE: 0] [200ms, infi) [READ: 0 WRITE: 0]
System Response
The following table describes the parameter meanings.
Parameter |
Meaning |
|---|---|
| Type Real Statistic Time | Type real statistic time set by user. |
| Type History Statistic Time | Type history statistic time set by user. |
| Object Real Statistic Time | Object real statistic time. |
| Object History Statistic Time | Object history statistic time. |
| Object Last Real Tick | Object last real tick. |
| Object Last History Tick | Object last history tick. |
| Object is syncing switch | Object is syncing switch. |
| Is Main Timer | Is main timer. |
| Read ratio | Read hit ratio (%). |
| Write ratio | Total data volume of write I/Os in the sample period. |
| Utilization | Utilization. |
| Queue depth | Queue depth. |
| Avg Rsp time | Average response time. |
| Avg Read Rsp time | Average read response time. |
| Avg Write Rsp time | Average write response time. |
| Serve time | Average service time. |
| Max bandwidth | Maximum bandwidth. |
| Max IOPS | Maximum IOPS. |
| Max Rsp Time | Maximum response latency. |
| Bandwidth | Average bandwidth. |
| IOPS | Average IOPS. |
| Read bandwidth | Average read bandwidth. |
| Read size | Average read I/O size. |
| Read IOPS | Average read IOPS. |
| Write bandwidth | Average write bandwidth. |
| Write size | Average write I/O size. |
| Write IOPS | Average write IOPS. |
| Avg Io Size | Average I/O size. |
| Cache page poss value | Cache page possession value. |
| Cache chunk poss value | Cache chunk possession value. |
| The cumulative count of I/Os | Total number of accumulated I/Os. |
| The cumulative count of data transferred in Kbytes | The cumulative count of data transferred in Kbytes. |
| The cumulative elapsed I/O time (us) | The cumulative elapsed I/O time (us). |
| The cumulative count of all reads | The cumulative count of all reads. |
| The cumulative count of data read in Kbytes | The cumulative count of data read in Kbytes. |
| The cumulative count of all writes | The cumulative count of all writes. |
| The cumulative count of data write in Kbytes | The cumulative count of data write in Kbytes. |
| IO SIZE DISTRIBUTION | I/O size distribution. |
| Number of failed read | Number of failed read. |
| Number of failed write | Number of failed write. |
| IO DELAY DISTRIBUTION | I/O delay distribution. |
