memcg_subgroup_charge from controllers in ubuntu_ltp failed on D/E

Bug #1847982 reported by Po-Hsu Lin on 2019-10-14
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
ubuntu-kernel-tests
Undecided
Unassigned
linux-azure (Ubuntu)
Undecided
Unassigned
Disco
Undecided
Unassigned
linux-kvm (Ubuntu)
Undecided
Unassigned
Disco
Undecided
Unassigned
linux-oracle (Ubuntu)
Undecided
Unassigned
Disco
Undecided
Unassigned

Bug Description

Issue found on Azure Disco kernel 5.0.0-1023.24

Failed on instance:
  * Standard_GS2
  * Standard_D16s_v3

Passed on instance:
  * Standard_F32s_v2
  * Standard_L8s_v2
  * Standard_L4s
  * Standard_L8s_v2

(Although it has passed on these instances, but they all have the same test output, just the pids are different)

Test failed with:
  /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error

 tag=memcg_subgroup_charge stime=1570239843 dur=3 exit=exited stat=1 core=no cu=7 cs=11
 startup='Sat Oct 5 01:44:03 2019'
 memcg_subgroup_charge 1 TINFO: Starting test 1
 /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error
 memcg_subgroup_charge 1 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
 memcg_subgroup_charge 1 TINFO: Running memcg_process --mmap-anon -s 135168
 memcg_subgroup_charge 1 TINFO: Warming up pid: 119041
 memcg_subgroup_charge 1 TINFO: Process is still here after warm up: 119041
 memcg_subgroup_charge 1 TPASS: rss is 135168 as expected
 memcg_subgroup_charge 2 TPASS: rss is 0 as expected
 memcg_subgroup_charge 3 TINFO: Starting test 2
 /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error
 memcg_subgroup_charge 3 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
 memcg_subgroup_charge 3 TINFO: Running memcg_process --mmap-anon -s 135168
 memcg_subgroup_charge 3 TINFO: Warming up pid: 119071
 memcg_subgroup_charge 3 TINFO: Process is still here after warm up: 119071
 memcg_subgroup_charge 3 TFAIL: rss is 0, 135168 expected
 memcg_subgroup_charge 4 TPASS: rss is 0 as expected
 memcg_subgroup_charge 5 TINFO: Starting test 3
 /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error
 memcg_subgroup_charge 5 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
 memcg_subgroup_charge 5 TINFO: Running memcg_process --mmap-anon -s 135168
 memcg_subgroup_charge 5 TINFO: Warming up pid: 119094
 memcg_subgroup_charge 5 TINFO: Process is still here after warm up: 119094
 memcg_subgroup_charge 5 TPASS: rss is 135168 as expected
 memcg_subgroup_charge 6 TPASS: rss is 0 as expected

Po-Hsu Lin (cypressyew) on 2019-10-14
tags: added: 5.0 amd64 disco sru-20190930 ubuntu-ltp
Po-Hsu Lin (cypressyew) on 2019-10-14
description: updated
Po-Hsu Lin (cypressyew) wrote :

Issue found on D-kvm:

 startup='Fri Nov 15 03:59:55 2019'
 memcg_subgroup_charge 1 TINFO: Starting test 1
 /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error
 memcg_subgroup_charge 1 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
 memcg_subgroup_charge 1 TINFO: Running memcg_process --mmap-anon -s 135168
 memcg_subgroup_charge 1 TINFO: Warming up pid: 712
 memcg_subgroup_charge 1 TINFO: Process is still here after warm up: 712
 memcg_subgroup_charge 1 TPASS: rss is 135168 as expected
 memcg_subgroup_charge 2 TPASS: rss is 0 as expected
 memcg_subgroup_charge 3 TINFO: Starting test 2
 /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error
 memcg_subgroup_charge 3 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
 memcg_subgroup_charge 3 TINFO: Running memcg_process --mmap-anon -s 135168
 memcg_subgroup_charge 3 TINFO: Warming up pid: 738
 memcg_subgroup_charge 3 TINFO: Process is still here after warm up: 738
 memcg_subgroup_charge 3 TPASS: rss is 135168 as expected
 memcg_subgroup_charge 4 TPASS: rss is 0 as expected
 memcg_subgroup_charge 5 TINFO: Starting test 3
 /opt/ltp/testcases/bin/memcg_subgroup_charge.sh: 522: echo: echo: I/O error
 memcg_subgroup_charge 5 TINFO: set /dev/memcg/memory.use_hierarchy to 0 failed
 memcg_subgroup_charge 5 TINFO: Running memcg_process --mmap-anon -s 135168
 memcg_subgroup_charge 5 TINFO: Warming up pid: 761
 memcg_subgroup_charge 5 TINFO: Process is still here after warm up: 761
 memcg_subgroup_charge 5 TBROK: timeouted on memory.usage_in_bytes
 tag=memcg_subgroup_charge stime=1573790395 dur=13 exit=exited stat=2 core=no cu=33 cs=22

tags: added: sru-20191111
Po-Hsu Lin (cypressyew) wrote :

Can be found on D-Oracle as well.

tags: added: oracle
summary: - memcg_subgroup_charge from controllers in ubuntu_ltp failed on D-Azure
+ memcg_subgroup_charge from controllers in ubuntu_ltp failed on D

Spotted on E-5.3 AWS ARM64 instance a1.large, passed on the other 2 ARM64 instances.

tags: added: 5.3 aws eoan sru-20191202
tags: added: arm64
summary: - memcg_subgroup_charge from controllers in ubuntu_ltp failed on D
+ memcg_subgroup_charge from controllers in ubuntu_ltp failed on D/E
To post a comment you must log in.
This report contains Public information  Edit
Everyone can see this information.

Other bug subscribers