[ovirt-users] About qemu's CPU up to 400-500%

[张 余歌]

hello,friends!

It is weird that it showed qemu' CPU is not normal.


#top

   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
 52313 qemu      20   0 9075m 4.3g  23m S 433.1  3.5 666:30.59 qemu-kvm
 75583 qemu      20   0 9220m 4.2g 6636 R 216.1  3.3 151:28.02 qemu-kvm
 85492 root      20   0  217m  24m 5100 R 99.7  0.0   0:36.90 python
 56704 qemu      20   0 6976m 2.2g 7400 S 60.3  1.8 306:07.15 qemu-kvm
 75590 root      20   0     0    0    0 R 45.2  0.0   7:49.30 vhost-75583
  8164 qemu      20   0 8905m 4.2g 6592 S 11.5  3.3 107:22.30 qemu-kvm
  4743 ovirt     20   0 49.3g 9.8g  21m S 10.9  7.8  62:37.25 java
  5475 root      20   0  911m  13m 6136 S 10.9  0.0  28:55.46 libvirtd
  6367 vdsm       0 -20 4258m 131m 9296 S 10.9  0.1 102:29.89 vdsm
 82409 postgres  20   0  260m  62m  21m S 10.9  0.0   0:35.59 postmaster
 24706 root      20   0 15704 2000  924 S  4.2  0.0  17:38.40 top
  6819 root      20   0 15804 2012  932 S  3.8  0.0  21:30.74 top
 77317 root      20   0 15692 1992  924 S  3.8  0.0   3:11.78 top
 85203 root      20   0 15692 1996  924 S  3.8  0.0   0:09.55 top
   178 root      20   0     0    0    0 S  3.2  0.0  14:42.95 events/15
 85555 root      20   0 15692 1992  924 R  3.2  0.0   0:00.59 top
  4945 apache    20   0  194m 5532 2332 S  1.3  0.0   0:27.57 httpd

It caused me cannot use vm normally!especially when i was playing video,it performed badly .Suddenly encountered this  condition,i don't know how to deal with it.Help me please!

I found the cpu usage of qemu was not sooooo normal!But i had no idea.
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