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Feature #952
closed
separate intent logs should be obvious in 'zpool iostat' output
Status:
Resolved
Priority:
Normal
Assignee:
-
Category:
zfs - Zettabyte File System
Start date:
2011-04-23
Due date:
% Done:
0%
Estimated time:
Difficulty:
Medium
Tags:
needs-triage
Gerrit CR:
External Bug:
Description
At present, zpool iostat output looks like this (from bdha)
capacity operations bandwidth
pool alloc free read write read write
---------- ----- ----- ----- ----- ----- -----
rpool 4.56G 29.4G 0 0 0 0
mirror 4.56G 29.4G 0 0 0 0
c0t0d0s0 - - 0 0 0 0
c0t1d0s0 - - 0 0 0 0
---------- ----- ----- ----- ----- ----- -----
tank 157G 115G 0 13 0 58.2K
mirror 78.6G 57.4G 0 0 0 0
c0t2d0 - - 0 0 0 0
c0t3d0 - - 0 0 0 0
mirror 78.6G 57.4G 0 0 0 0
c0t4d0 - - 0 0 0 0
c0t5d0 - - 0 0 0 0
c0t7d0 36.3M 29.7G 0 13 0 58.2K
cache - - - - - -
c0t6d0 29.8G 8M 0 0 3.14K 0
---------- ----- ----- ----- ----- ----- -----
In the above, c0t7d0 is a log device
pool: tank
state: ONLINE
scrub: none requested
config:
NAME STATE READ WRITE CKSUM
tank ONLINE 0 0 0
mirror-0 ONLINE 0 0 0
c0t2d0 ONLINE 0 0 0
c0t3d0 ONLINE 0 0 0
mirror-1 ONLINE 0 0 0
c0t4d0 ONLINE 0 0 0
c0t5d0 ONLINE 0 0 0
logs
c0t7d0 ONLINE 0 0 0
cache
c0t6d0 ONLINE 0 0 0
The iostat output should make it clear that c0t7d0 is a log device.
Updated by Eric Schrock over 12 years ago
- Status changed from New to Resolved
- Difficulty set to Medium
- Tags set to needs-triage
changeset: 13384:0224f53de4de
tag: tip
user: Mike Harsch <mike@harschsystems.com>
date: Mon Jun 06 15:00:36 2011 -0700
description:
952 separate intent logs should be obvious in 'zpool iostat' output
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Matt Ahrens <mahrens@delphix.com>
Reviewed by: Eric Schrock <eric.schrock@delphix.com>
Reviewed by: Dan McDonald <danmcd@nexenta.com>
Reviewed by: Garrett D'Amore <garrett@nexenta.com>
Approved by: Eric Schrock <eric.schrock@delphix.com>
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