Re: performance trouble

[David Cure <kvm@xxxxxxxxxxx>]

		Hello,

Le Thu, Feb 02, 2012 at 11:41:48AM +0100, David Cure ecrivait :
> 
> 	For kvm_stats, I mean it's better to have only one VM with one
> user for the test so I send this evening or tomorrow morning.

	I attach snapshot of the kvm_stat : the first one just before to
run the function and the second one at the end.

	Here are the vmstat 1 take when the function is running :


 4  0      0 32601320  21360 198776    0    0    49  1123 14577 21601  8
4 88  0
procs -----------memory---------- ---swap-- -----io---- -system--
----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in   cs us sy
id wa
 4  0      0 32601196  21360 198776    0    0     0   141 16559 21315 12
3 84  0
 2  0      0 32601212  21360 198776    0    0     0   128 17377 24949 10
4 86  0
 2  0      0 32601128  21360 198776    0    0     0   120 13064 18986 13
3 85  0
 4  0      0 32601216  21360 198776    0    0     0   284 16052 21569 11
4 85  0
 3  0      0 32601132  21360 198776    0    0     0   192 15846 23323 10
3 87  0
 3  0      0 32601492  21360 198776    0    0     0   564 19116 27478 10
4 85  0
 4  0      0 32601492  21360 198776    0    0     0     0 16996 24286 14
5 81  0
 2  0      0 32601492  21360 198776    0    0     0   661 15754 23371  9
4 87  0
 3  0      0 32601268  21360 198776    0    0    36     0 9808 13849 11
1 88  0
 2  0      0 32601304  21360 198776    0    0     0    36 11846 13826 14
1 85  0
 3  0      0 32601304  21360 198776    0    0    64    37 9445 12263 18
1 81  0
 4  0      0 32601604  21360 198776    0    0   290    20 9959 14786 10
2 88  0

	I hope you can see something strange ;)

	David.

Attachment: kvm_stat1.png
Description: PNG image

Attachment: kvm_stat2.png
Description: PNG image