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Advanced O&M Command Reference
OceanStor 2800 V5 V500R007

This document is applicable to OceanStor 2800 V5. 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.

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change disk_domain stripe_verify_restore_parallel

change disk_domain stripe_verify_restore_parallel


The change disk_domain stripe_verify_restore_parallel command is used to modify the concurrency parameters of stripe verification and repair.


change disk_domain stripe_verify_restore_parallel [ckg_parallel =?] [ckg_io_parallel=?] [disk_io_parallel=?] [disk_io_parallel_nohost=?]





ckg_parallel =? Number of concurrent CKGs.

The value is an integer from 1 to 512.

ckg_io_parallel=? Number of concurrent I/Os per CKG.

The value is an integer from 1 to 8.

disk_io_parallel=? Number of concurrent I/Os per disk with host I/Os.

The value is an integer from 1 to 8.

disk_io_parallel_nohost=? Number of concurrent I/Os per disk without host I/Os.

The value is an integer from 1 to 16.


Engineer view

Usage Guidelines



Change the number of concurrent CKGs for stripe verification and repair to 200, the number of concurrent I/Os per CKG to 4, that per disk with host I/Os to 1, and that per disk without host I/Os to 4.

engineer:/>change disk_domain stripe_verify_restore_parallel ckg_parallel=200 ckg_io_parallel=4 disk_io_parallel=1 disk_io_parallel_nohost=4
DANGER: You are about to modify the concurrency parameters of stripe verification and repair. Increasing the concurrency parameters will affect service performance. Decreasing the concurrency parameters will reduce the speed of stripe verification and repair. 
Suggestion: Confirm that you want to perform this operation.
Have you read danger alert message carefully?(y/n)y
Are you sure you really want to perform the operation?(y/n)y
Command executed successfully.

System Response


Updated: 2020-03-19

Document ID: EDOC1000181575

Views: 787378

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