[LU-8335] Interop - b2_8<->master : sanity test_133a: The mknod counter on mds1 is wrong - expected 1

• Type: Bug
• Resolution: Won't Fix
• Priority: Minor
• Affects Version/s: Lustre 2.9.0
• Labels: interop
• Environment: Interop - EL7.2 Server/2.8.0 EL7.2 Client; master build# 3399; b2_8, build# 12
• Severity: 3
• Assignee: Sarah Liu
• Reporter: Maloo

Description

This issue was created by maloo for Saurabh Tandan <[e-mail]>

This issue relates to the following test suite run: https://testing.hpdd.intel.com/test_sets/83061e4e-3a74-11e6-bbf5-5254006e85c2.

The sub-test test_133a failed with the following error:

The mknod counter on mds1 is wrong - expected 1

test log:

== sanity test 133a: Verifying MDT stats ============================================================= 00:27:48 (1466728068)
CMD: trevis-52vm3 /usr/sbin/lctl list_param mdt.*.rename_stats
mdt.lustre-MDT0000.rename_stats
CMD: trevis-52vm3 /usr/sbin/lctl set_param mdt.*.md_stats=clear
mdt.lustre-MDT0000.md_stats=clear
CMD: trevis-52vm4 /usr/sbin/lctl set_param obdfilter.*.stats=clear
obdfilter.lustre-OST0000.stats=clear
obdfilter.lustre-OST0001.stats=clear
obdfilter.lustre-OST0002.stats=clear
obdfilter.lustre-OST0003.stats=clear
obdfilter.lustre-OST0004.stats=clear
obdfilter.lustre-OST0005.stats=clear
obdfilter.lustre-OST0006.stats=clear
CMD: trevis-52vm3 /usr/sbin/lctl get_param mdt.lustre-MDT0000.md_stats
mkdir 1 samples [reqs]
CMD: trevis-52vm3 /usr/sbin/lctl get_param mdt.lustre-MDT0000.md_stats
open 1 samples [reqs]
CMD: trevis-52vm3 /usr/sbin/lctl get_param mdt.lustre-MDT0000.md_stats
close 1 samples [reqs]
CMD: trevis-52vm3 /usr/sbin/lctl get_param mdt.lustre-MDT0000.md_stats
mknod 2 samples [reqs]
 sanity test_133a: @@@@@@ FAIL: The mknod counter on mds1 is wrong - expected 1 

This issue first occurred on 05/17/2016.

Issue Links

• is related to: LU-8150 Track creates in MDS stats
• is related to: LU-8595 Interop: master<->b2_8 : sanity test_133a fails with "The counter for unlink on mds1 was not incremented"

Comments

[Sarah Liu]

since the problem doesn't exist in interop testing between 2.9.0 and master, won't fix

[Gerrit Updater]

Wei Liu ([e-mail]) uploaded a new patch: http://review.whamcloud.com/21860
Subject: LU-8335 tests: Skip sanity test_133a for interop mode
Project: fs/lustre-release
Branch: master
Current Patch Set: 1
Commit: ccc1110861550fe1d3ca91c6d77df6476dfc8cc9

[Joseph Gmitter (Inactive)]

Hi Sarah,

Can you please take a look at this?

thanks.
Joe

[Andreas Dilger]

This is a test interop problem and this particular check needs to be skipped when the client and server versions do not match.