Bug 1450845

Summary: [Perf] 26% & 15% drop in rmdir & mkdir on smbv3 on *2
Product: [Red Hat Storage] Red Hat Gluster Storage Reporter: Karan Sandha <ksandha>
Component: sambaAssignee: Mohammed Rafi KC <rkavunga>
Status: CLOSED ERRATA QA Contact: Karan Sandha <ksandha>
Severity: high Docs Contact:
Priority: unspecified    
Version: rhgs-3.3CC: amukherj, asoman, rhinduja, rhs-smb
Target Milestone: ---Keywords: Regression
Target Release: RHGS 3.3.0   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: glusterfs-3.8.4-28 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2017-09-21 04:43:23 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On:    
Bug Blocks: 1417151    
Attachments:
Description Flags
volume profile 3.2
none
3.2 rmdir volume profile
none
mkdir 3.3 volume profile
none
rmdir 3.3 volume profile none

Description Karan Sandha 2017-05-15 09:37:27 UTC 
Created attachment 1278899 [details]
volume profile 3.2

Description of problem:
26% & 15% drop in rmdir & mkdir on SMB v3 from 3.2

Version-Release number of selected component (if applicable):
3.8.4-24

How reproducible:
100%

Steps to Reproduce:
1. create a smallfiles using parameter "reads" using 4 clients and4 server
2. compare the  throughput/files read with last two release 3.2 and 3.3


Actual results:
regression observed over the two releases 3.2 & 3.3

Expected results:
no regression should be observed or the drop should be between -5%

Additional info:
https://docs.google.com/spreadsheets/d/1HZJJIfcc_ORZVMbbHMV9uawSvoYlleBUSSCjs_hDeGI/edit#gid=0
Comment 2 Karan Sandha 2017-05-15 09:40:02 UTC 
Created attachment 1278900 [details]
3.2 rmdir volume profile
Comment 3 Karan Sandha 2017-05-15 09:40:31 UTC 
Created attachment 1278902 [details]
mkdir 3.3 volume profile
Comment 4 Karan Sandha 2017-05-15 09:41:03 UTC 
Created attachment 1278903 [details]
rmdir 3.3 volume profile
Comment 11 Atin Mukherjee 2017-06-05 12:45:22 UTC 
upstream patch : https://review.gluster.org/17465
Comment 13 Atin Mukherjee 2017-06-13 07:51:53 UTC 
downstream patch : https://code.engineering.redhat.com/gerrit/108901
Comment 17 errata-xmlrpc 2017-09-21 04:43:23 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2017:2774