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Bug #5243

zdb -b could be much faster

Added by Matthew Ahrens about 5 years ago. Updated about 5 years ago.

Status:
Closed
Priority:
Normal
Category:
zfs - Zettabyte File System
Start date:
2014-10-18
Due date:
% Done:

100%

Estimated time:
Difficulty:
Medium
Tags:
needs-triage

Description

Several issues cause zdb -b to be much slower than it could be. The process is
typically CPU bound, so removing unnecessary work from that thread is a big
win. Also we can issue more concurrent i/os.

History

#1

Updated by Electric Monk about 5 years ago

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

git commit f7950bf1145637c6dc57742a8bb95631fd5c846f

commit  f7950bf1145637c6dc57742a8bb95631fd5c846f
Author: Matthew Ahrens <mahrens@delphix.com>
Date:   2014-11-06T19:25:36.000Z

    5243 zdb -b could be much faster
    Reviewed by: Christopher Siden <christopher.siden@delphix.com>
    Reviewed by: George Wilson <george.wilson@delphix.com>
    Reviewed by: Richard Elling <richard.elling@gmail.com>
    Approved by: Dan McDonald <danmcd@omniti.com>

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