Bug 1399465 - [GSS] small file performance differences between local and gluster storage
Summary: [GSS] small file performance differences between local and gluster storage
Keywords:
Status: CLOSED NOTABUG
Alias: None
Product: Red Hat Gluster Storage
Classification: Red Hat
Component: posix
Version: rhgs-3.1
Hardware: x86_64
OS: Linux
urgent
urgent
Target Milestone: ---
: RHGS 3.2.0
Assignee: Shyamsundar
QA Contact: Rahul Hinduja
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-11-29 06:18 UTC by Bipin Kunal
Modified: 2020-01-17 16:16 UTC (History)
6 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2016-12-21 05:14:25 UTC
Target Upstream Version:


Attachments (Terms of Use)
vmstat-140 (31.09 KB, text/plain)
2016-11-29 06:22 UTC, Bipin Kunal
no flags Details
vmstat-141 (30.96 KB, text/plain)
2016-11-29 06:23 UTC, Bipin Kunal
no flags Details
vmstat-142 (30.46 KB, text/plain)
2016-11-29 06:23 UTC, Bipin Kunal
no flags Details
volume profile (6.97 KB, text/plain)
2016-11-29 06:25 UTC, Bipin Kunal
no flags Details
client IO-stat dump (18.91 KB, text/plain)
2016-11-29 06:26 UTC, Bipin Kunal
no flags Details

Description Bipin Kunal 2016-11-29 06:18:18 UTC
Description of problem:
small file performance differences between local and gluster storage


# ll -h php.tgz
-rw------- 1 root root 19M Nov 28 14:51 php.tgz
# time tar zxf php.tgz -C /tmp

real    0m1.962s
user    0m0.944s
sys     0m0.952s
# find /tmp/php-7.0.13/ -type f | wc -l
18388
# du -hs /tmp/php-7.0.13/
155M    /tmp/php-7.0.13/

# gluster volume profile stevetest info incremental

# vmstat -S M -t -w 2 > $(hostname)_smallfile.vmstat

# time tar zxf php.tgz -C /mnt/stevetest/

real    4m24.812s
user    0m1.233s
sys     0m2.591s

# gluster volume profile stevetest info incremental >/tmp/gluster_bricks_smallfile.gprofile

# setfattr -n trusted.io-stats-dump -v /tmp/gluster_client_smallfile.gprofile /mnt/stevetest/

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1.
2.
3.

Actual results:


Expected results:


Additional info:

Comment 2 Bipin Kunal 2016-11-29 06:22:28 UTC
Created attachment 1225615 [details]
vmstat-140

Comment 3 Bipin Kunal 2016-11-29 06:23:03 UTC
Created attachment 1225616 [details]
vmstat-141

Comment 4 Bipin Kunal 2016-11-29 06:23:55 UTC
Created attachment 1225617 [details]
vmstat-142

Comment 5 Bipin Kunal 2016-11-29 06:25:23 UTC
Created attachment 1225618 [details]
volume profile

Comment 6 Bipin Kunal 2016-11-29 06:26:11 UTC
Created attachment 1225619 [details]
client IO-stat dump


Note You need to log in before you can comment on or make changes to this bug.