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KVM hosts are frequently crashing with OOM (Doc ID 2906912.1)

Last updated on NOVEMBER 03, 2022

Applies to:

Oracle Exadata Storage Server Software - Version 21.2.14.0.0 and later
Information in this document applies to any platform.

Symptoms

Exadata KVM hosts were rebooting with Out of memory:

 kernel: Out of memory: Kill process 69843 (qemu-system-x86) score 1 or sacrifice child          <<<<<<<<<<<<     QEMU
 kernel: Out of memory: Kill process 65461 (qemu-system-x86) score 0 or sacrifice child
 kernel: Out of memory: Kill process 71694 (java) score 0 or sacrifice child
 kernel: Out of memory: Kill process 55140 (libvirtd) score 0 or sacrifice child     <<<<<<<<<<<<<<<<<<<   Libvirrtd
 kernel: Out of memory: Kill process 232081 (qemu-system-x86) score 1 or sacrifice child


 kernel: Out of memory: Kill process 70791 (qemu-system-x86) score 1 or sacrifice child <<<<<<<<<<<<QEMU

 kernel: Killed process 70791 (qemu-system-x86) total-vm:332274792kB, anon-rss:1200488kB, file-rss:22168kB, shmem-rss:4kB
 kernel: oom_reaper: reaped process 70791 (qemu-system-x86), now anon-rss:1204072kB, file-rss:22400kB, shmem-rss:4kB
 kernel: java invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0

 

 

 

 

 

Changes

N/A

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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