[DRBD-user] How to set big cpu-mask using Linstor?
Oleksandr N
o.s.neuimin at gmail.com
Thu Nov 28 14:14:15 CET 2019
Hello,
I have a processor with 88 CPUs .
I want to aply cpu-mask using linstor-controller.
And I have not found examples how I can do it.
Can you help me and write solution?
The next steps do not work.
linstor resource-definition drbd-options {res} --cpu-mask=8,0,0
linstor resource-definition drbd-options {res} --cpu-mask="8,0,0"
After applying next command
linstor resource-definition drbd-options {res} --cpu-mask=800000000000
I got next log
kernel: drbd {res}: Overflow in bitmap_parse(800000000000), truncating to
88 bits
In such way I can set only 32 bits mask.
E.g.
'linstor resource-definition drbd-options {res} --cpu-mask=80'
works well.
Also it does not work if I change drbd resource config file to
options
{
cpu-mask 800000000000;
}
OR
options
{
cpu-mask 8,0,0;
}
But if the next command
drbdsetup resource-options {res} --cpu-mask=8,0,0
is used, I can set the needed mask.
So How to use 'linstor' cmd to set big cpu-mask?
Or How to change drbd resource config file in such case?
BR,
Alex
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