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  1. #1
    Join Date
    Aug 2005
    Location
    Croatia
    Posts
    23

    VPS Assign more CPU

    How to allocate more CPU VPS account.
    When creating an account to show only 1 CPU.

    The processor is the i7 920
    I use Xen on Debian 64 Bit.
    I tried to vcpu-set vadmin2 2 without results

    Please help ..

    > Debian-50-lenny-64-minimal:~# xm vcpu-set vadmin2 2
    > Debian-50-lenny-64-minimal:~# xm list
    > Name ID Mem VCPUs State Time(s)
    > Domain-0 0 244 8 r----- 63.2
    > vadmin2 2 2048 1 -b---- 95.6
    > Debian-50-lenny-64-minimal:~# xm vcpu-set vadmin2 8
    > Debian-50-lenny-64-minimal:~# xm list
    > Name ID Mem VCPUs State Time(s)
    > Domain-0 0 244 8 r----- 63.4
    > vadmin2 2 2048 1 -b---- 95.7
    > Debian-50-lenny-64-minimal:~# xm vcpu-set 2 4
    > Debian-50-lenny-64-minimal:~# xm list
    > Name ID Mem VCPUs State Time(s)
    > Domain-0 0 244 8 r----- 63.7
    > vadmin2 2 2048 1 -b---- 95.7
    > Debian-50-lenny-64-minimal:~# xm vcpu-set 2 8
    > Debian-50-lenny-64-minimal:~# xm list
    > Name ID Mem VCPUs State Time(s)
    > Domain-0 0 244 8 r----- 63.9
    > vadmin2 2 2048 1 -b---- 95.7
    >
    > Debian-50-lenny-64-minimal:~#

  2. #2
    Join Date
    Feb 2008
    Location
    Houston, Texas, USA
    Posts
    3,262
    What does xm vcpu-list give you?

    Regards
    UNIXy - Fully Managed Servers and Clusters - Established in 2006
    Server Management - Unlimited Servers. Unlimited Requests. One Plan!
    cPanel Varnish Plugin -- Seamless SSL Caching (Let's Encrypt, AutoSSL, etc)
    Slow Site or Server? Unable to handle traffic? Same day performance fix: joe@unixy

  3. #3
    Join Date
    Aug 2005
    Location
    Croatia
    Posts
    23
    Name ID Mem VCPUs State Time(s)
    Domain-0 0 244 8 r----- 204.5
    vadmin2 3 2048 1 -b---- 845.0
    vadmin3 5 512 1 -b---- 137.9
    Debian-50-lenny-64-minimal:~#

    Debian-50-lenny-64-minimal:~# xm vcpu-list
    Name ID VCPU CPU State Time(s) CPU Affinity
    Domain-0 0 0 1 -b- 101.2 any cpu
    Domain-0 0 1 5 -b- 12.5 any cpu
    Domain-0 0 2 2 -b- 14.3 any cpu
    Domain-0 0 3 4 -b- 14.4 any cpu
    Domain-0 0 4 0 -b- 11.8 any cpu
    Domain-0 0 5 7 -b- 11.0 any cpu
    Domain-0 0 6 6 -b- 15.7 any cpu
    Domain-0 0 7 3 r-- 24.1 any cpu
    vadmin2 3 0 2 -b- 845.1 2
    vadmin3 5 0 7 -b- 137.9 any cpu
    Debian-50-lenny-64-minimal:~#

  4. #4
    Join Date
    Jul 2009
    Location
    Kerala
    Posts
    20
    This may be a kernel issue. Try recompiling the kernel with the option "CONFIG_HOTPLUG_CPU=y".

    Regards,
    Chris Isaac

  5. #5
    Join Date
    Feb 2008
    Location
    Houston, Texas, USA
    Posts
    3,262
    It depends on the OS the domU is running. It might not be able to cope with the new CPU (non-smp, no hotplug, etc). Or your Xen kernel is buggy.

    Regards
    UNIXy - Fully Managed Servers and Clusters - Established in 2006
    Server Management - Unlimited Servers. Unlimited Requests. One Plan!
    cPanel Varnish Plugin -- Seamless SSL Caching (Let's Encrypt, AutoSSL, etc)
    Slow Site or Server? Unable to handle traffic? Same day performance fix: joe@unixy

  6. #6
    Join Date
    Aug 2005
    Location
    Croatia
    Posts
    23
    The problem is that I have very little knowledge.
    Thank you very much for your reply.

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