Details
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Type: Bug
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Status: Closed
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Priority: Major
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Resolution: Fixed
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Fix Version/s: Vz7.0-Update12
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Component/s: Containers::Kernel
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Security Level: Public
Description
Reporter: Johann Carnevali, YOORshop SAS
quote:
=======================================================
We discovered 2 months ago an issue on rhel 7, and reported bug to redhat company :
https://bugs.centos.org/view.php?id=15723#c33753
https://bugzilla.redhat.com/show_bug.cgi?id=1676402
and which is unsure if they fixed, we alerted Cloudlinux team too to avoid they replicate this major issue.
Issue has contaminated your last version :
[root@vps1 ~]# uname -a
Linux <hostname> 3.10.0-957.12.2.vz7.86.2 #1 SMP Wed May 15 09:45:34 MSK 2019 x86_64 x86_64 x86_64 GNU/Linux
Issue is permanent and causing high disk usage on servers with NVMe disks....
[root@vps1 ~]# iostat -x 1
avg-cpu: %user %nice %system %iowait %steal %idle
0.63 0.00 1.13 0.00 0.00 98.25
Device: rrqm/s wrqm/s r/s w/s rkB/s wkB/s avgrq-sz avgqu-sz await r_await w_await svctm %util
sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme1n1 0.00 2.00 29.00 39.00 116.00 165.00 8.26 0.78 0.22 0.52 0.00 11.31 76.90
md127 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
md126 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme0n1 0.00 2.00 7.00 39.00 88.00 165.00 11.00 0.77 0.04 0.29 0.00 16.72 76.90
md125 0.00 0.00 36.00 35.00 204.00 160.00 10.25 0.00 0.00 0.00 0.00 0.00 0.00
md124 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop46251 0.00 0.00 0.00 33.00 0.00 132.00 8.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop19286 0.00 0.00 36.00 1.00 204.00 24.00 12.32 0.00 0.00 0.00 0.00 0.00 0.00
ploop57108 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop34094 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop63651 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop14200 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop14038 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop62393 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop27138 0.00 0.00 0.00 1.00 0.00 4.00 8.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop25365 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop60777 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
=======================================================
https://bugzilla.redhat.com/show_bug.cgi?id=1671551
quote:
=======================================================
We discovered 2 months ago an issue on rhel 7, and reported bug to redhat company :
https://bugs.centos.org/view.php?id=15723#c33753
https://bugzilla.redhat.com/show_bug.cgi?id=1676402
and which is unsure if they fixed, we alerted Cloudlinux team too to avoid they replicate this major issue.
Issue has contaminated your last version :
[root@vps1 ~]# uname -a
Linux <hostname> 3.10.0-957.12.2.vz7.86.2 #1 SMP Wed May 15 09:45:34 MSK 2019 x86_64 x86_64 x86_64 GNU/Linux
Issue is permanent and causing high disk usage on servers with NVMe disks....
[root@vps1 ~]# iostat -x 1
avg-cpu: %user %nice %system %iowait %steal %idle
0.63 0.00 1.13 0.00 0.00 98.25
Device: rrqm/s wrqm/s r/s w/s rkB/s wkB/s avgrq-sz avgqu-sz await r_await w_await svctm %util
sda 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme1n1 0.00 2.00 29.00 39.00 116.00 165.00 8.26 0.78 0.22 0.52 0.00 11.31 76.90
md127 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
md126 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
nvme0n1 0.00 2.00 7.00 39.00 88.00 165.00 11.00 0.77 0.04 0.29 0.00 16.72 76.90
md125 0.00 0.00 36.00 35.00 204.00 160.00 10.25 0.00 0.00 0.00 0.00 0.00 0.00
md124 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop46251 0.00 0.00 0.00 33.00 0.00 132.00 8.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop19286 0.00 0.00 36.00 1.00 204.00 24.00 12.32 0.00 0.00 0.00 0.00 0.00 0.00
ploop57108 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop34094 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop63651 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop14200 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop14038 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop62393 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop27138 0.00 0.00 0.00 1.00 0.00 4.00 8.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop25365 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
ploop60777 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
=======================================================
https://bugzilla.redhat.com/show_bug.cgi?id=1671551