linux pri RT processes ( migration/0 ) #28

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pheldens opened this Issue Jan 19, 2012 · 2 comments

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Linux kernel 3.2.1 x86_64 4 core
"migration" is a kernel proces that distributes processes over cores it runs with priority RT in top
glances shows them as consuming too much CPU, may be a problem in the dependency monitor library

glances (top 3 processes):
Cpu % Size MB Res MB Name
71.3 0 0 migration/3
68.2 0 0 migration/0
67.1 0 0 migration/1

top (top 3 processes:)

20 0 151m 7972 2564 S 4 0.2 0:10.99 glances.py
20 0 655m 136m 28m S 2 3.5 15:01.93 plugin-containe
0 165m 45m 9300 S 2 1.2 85:26.48 X

Owner

Hi,

what is the output of (in root):

ps ax -o pid,comm,pcpu | grep "migration"

Look like this kernel issue: https://bugs.gentoo.org/show_bug.cgi?id=394487

ps ax -o pid,comm,pcpu | grep "migration"
6 migration/0 65.5
7 migration/1 64.5
11 migration/2 0.0
14 migration/3 68.6

@pheldens pheldens closed this Jan 19, 2012
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