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Bug #7278

tuning zfs_arc_max does not impact arc_c_min

Added by Prakash Surya about 3 years ago. Updated about 3 years ago.

Status:
Closed
Priority:
Low
Assignee:
Category:
zfs - Zettabyte File System
Start date:
2016-08-05
Due date:
% Done:

100%

Estimated time:
Difficulty:
Bite-size
Tags:
needs-triage

Description

When changing zfs_arc_max (e.g. as zdb does), it may be set to less than the default arc_c_min. arc_c_min should decrease to not be more than arc_c_max, but it doesn't, therefore tuning of arc_c_max is ineffective.

History

#1

Updated by Electric Monk about 3 years ago

  • % Done changed from 0 to 100
  • Status changed from New to Closed

git commit e596171059bf3f76f6ec9c99e500538c022e0ba5

commit  e596171059bf3f76f6ec9c99e500538c022e0ba5
Author: Matthew Ahrens <mahrens@delphix.com>
Date:   2016-09-07T03:16:38.000Z

    7278 tuning zfs_arc_max does not impact arc_c_min
    Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
    Reviewed by: Paul Dagnelie <paul.dagnelie@delphix.com>
    Reviewed by: Prakash Surya <prakash.surya@delphix.com>
    Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
    Approved by: Dan McDonald <danmcd@omniti.com>

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