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Feature #4106

closed

asynchronously load metaslab

Added by Christopher Siden about 10 years ago. Updated almost 10 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Christopher Siden
Category:
zfs - Zettabyte File System
Start date:
2013-09-04
Due date:
% Done:

100%

Estimated time:
Difficulty:
Medium
Tags:
needs-triage
Gerrit CR:
External Bug:

Description

We should have a mechanism to asynchronously load metaslab outside of the allocation code path to avoid dependent disk-reads during the freeing code path.

Related issues

Precedes illumos gate - Bug #4730: metaslab group taskq should be destroyed in metaslab_group_destroy()Closed2014-04-04

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 #1

Updated by Christopher Siden almost 10 years ago 

test
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 #2

Updated by Christopher Siden almost 10 years ago 

commit 0713e232b7712cd27d99e1e935ebb8d5de61c57d
Author: George Wilson <george.wilson@delphix.com>
Date:   Tue Oct 1 14:25:53 2013

    4101 metaslab_debug should allow for fine-grained control
    4102 space_maps should store more information about themselves
    4103 space map object blocksize should be increased
    4104 ::spa_space no longer works
    4105 removing a mirrored log device results in a leaked object
    4106 asynchronously load metaslab
    Reviewed by: Matthew Ahrens <mahrens@delphix.com>
    Reviewed by: Adam Leventhal <ahl@delphix.com>
    Reviewed by: Sebastien Roy <seb@delphix.com>
    Approved by: Garrett D'Amore <garrett@damore.org>
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 #3

Updated by Christopher Siden almost 10 years ago

  • Status changed from New to Closed
commit 0713e232b7712cd27d99e1e935ebb8d5de61c57d
Author: George Wilson <george.wilson@delphix.com>
Date:   Tue Oct 1 14:25:53 2013

    4101 metaslab_debug should allow for fine-grained control
    4102 space_maps should store more information about themselves
    4103 space map object blocksize should be increased
    4104 ::spa_space no longer works
    4105 removing a mirrored log device results in a leaked object
    4106 asynchronously load metaslab
    Reviewed by: Matthew Ahrens <mahrens@delphix.com>
    Reviewed by: Adam Leventhal <ahl@delphix.com>
    Reviewed by: Sebastien Roy <seb@delphix.com>
    Approved by: Garrett D'Amore <garrett@damore.org>
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