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Thread: bug in ubuntu with a Calgary chipset

  1. #1
    Join Date
    Dec 2013
    Beans
    1

    bug in ubuntu with a Calgary chipset

    The error when I get 170-180 players on my minecraft server:
    Dec 1 20:29:13 minecraft kernel: [83704.799017] Calgary: DMA error on Calgary PHB 0x6, 0x10010000@CSR 0x04000000@PLSSR
    Dec 1 20:29:13 minecraft kernel: [83704.800002] [sched_delayed] sched: RT throttling activated
    Dec 1 20:29:14 minecraft kernel: [83705.343754] Uhhuh. NMI received for unknown reason 25 on CPU 0.
    Dec 1 20:29:14 minecraft kernel: [83705.343892] Do you have a strange power saving mode enabled?
    Dec 1 20:29:14 minecraft kernel: [83705.344069] Dazed and confused, but trying to continue
    Dec 1 20:29:23 minecraft kernel: [83714.784044] ------------[ cut here ]------------


  2. #2
    Join Date
    Jun 2007
    Beans
    10,984

    Re: bug in ubuntu with a Calgary chipset

    First, make sure your CPU is not overheating.

    From some quick Googling, I think i might be happening because the minecraft server is hogging the CPU to the point where a critical system process has to turn off preemption or the system risks becoming unstable.

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