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Advanced O&M Command Reference

OceanStor 18000 and 18000F V5 Series V500R007

This document is applicable to OceanStor 18500 V5, 18800 V5, 18500F V5, and 18800F V5. 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.

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ssdc show pt

ssdc show pt

Function

The ssdc show pt command is used to query the information about all sub-partitions or a specific sub-partition of SmartCache on the current controller.

Format

ssdc show pt [-a|-d]

ssdc show pt -i <subPtId>

ssdc show pt -p <ptId>

Parameters

Parameter

Description

Value

-a All partitions.

-

-d Default partition.

-

-i Specified sub-partition.

-

subPtId ID of a sub-partition.

ID of a sub-partition.

-p Specified partition.

-

ptId ID of a partition.

ID of a partition.

Views

Diagnostic view

Usage Guidelines

OceanStor 18500 V5, 18500 V5 Kunpeng, 18800 V5 and 18800 V5 Kunpeng storage systems support this command.

Example

  • Query information about all partitions of the controller.

     admin:/diagnose>ssdc show pt -a
    Piece alloc Num: 346322
    Make piece Num: 307864
    |subPtId| ptId|cfgMaxExtNum|validMaxExtNum|allocExtNum|usedExtNum|freeExtNum| blkSetNum|validBlkNum| cachedCap| totalReadNum| ReadhitNum| totalWriteNum|isDefault|
    | 0| 0| 614400| 47550| 493| 489| 4| 16488| 130185| 3810949120| 1628| 941| 497096| TRUE|
  • Query information about default partition of the controller.

    admin:/diagnose>ssdc show pt -d
    subPtId : 0
    ptId : 0
    configMaxExtNum : 614400
    validMaxExtNum : 47550
    allocExtNum : 496
    usedExtNum : 492
    freeExtNum : 4
    blkSetNum : 16603
    validBlkNum : 131176
    cachedCap : 3836696576
    totalReadIoNum : 1636
    hitReadIoNum : 948
    totalWriteIoNum : 501036
    isDefault : TRUE
  • Query information about partition "0" of the controller.

    admin:/diagnose>ssdc show pt -p 0
    subPtId : 0
    ptId : 0
    configMaxExtNum : 614400
    validMaxExtNum : 47550
    allocExtNum : 508
    usedExtNum : 505
    freeExtNum : 3
    blkSetNum : 17081
    validBlkNum : 134911
    cachedCap : 3936372736
    totalReadIoNum : 1680
    hitReadIoNum : 984
    totalWriteIoNum : 518027
    isDefault : TRUE
  • Query information about sub partition "0" of the controller.

    admin:/diagnose>ssdc show pt -i 0
    subPtId : 0
    ptId : 0
    configMaxExtNum : 614400
    validMaxExtNum : 47550
    allocExtNum : 502
    usedExtNum : 499
    freeExtNum : 3
    blkSetNum : 16866
    validBlkNum : 133221
    cachedCap : 3892158464
    totalReadIoNum : 1657
    hitReadIoNum : 969
    totalWriteIoNum : 510249
    isDefault : TRUE

System Response

The following table describes the parameter meanings.

Parameter

Meaning

subPtId

ID of a sub-partition.

ptId

ID of a partition.

cfgMaxExtNum

Number of extents that are equivalent to the capacity configured for a sub-partition.

validMaxExtNum

Number of extents that are equivalent to the valid capacity of a sub-partition.

allocExtNum

Number of extents that are allocated to the secondary pool of a sub-partition.

usedExtNum

Number of extents that are used for acceleration in a sub-partition.

freeExtNum

Number of extents that are not used in a subpartition.

blkSetNum

Number of BlockSets in a sub-partition.

validBlkNum

Number of blocks that are used for acceleration in a sub-partition.

cachedCap

Cached capacity of a sub-partition.

totalReadNum

Number of all read I/Os in a sub-partition.

ReadhitNum

Number of read hit I/Os in a sub-partition.

totalWriteNum

Number of all write I/Os in a sub-partition.

isDefault

Default partition or not.

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Updated: 2020-01-17

Document ID: EDOC1000181602

Views: 757235

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