9.2-RELEASE + memcached = page fault

[Eugene Mitrofanov]

Hello

Sent already to list

Thanks

On Monday 09 December 2013, Adrian Chadd wrote:
> Do you have backtraces from this? Kernel crash dumps?
> 
> 
> -a
> 
> On 9 December 2013 07:24, Eugene Mitrofanov <eugene at imedia.ru> wrote:
> > Hello
> >
> > after upgrading to 9.2-release i can see periodical page faults. advises welcome.
> >
> > examples:
> >
> > 1.
> >
> > Fatal trap 12: page fault while in kernel mode
> > cpuid = 5; apic id = 22
> > fault virtual address   = 0x18
> > fault code              = supervisor read data, page not present
> > instruction pointer     = 0x20:0xffffffff8051095c
> > stack pointer           = 0x28:0xffffff88a9d77800
> > frame pointer           = 0x28:0xffffff88a9d77810
> > code segment            = base 0x0, limit 0xfffff, type 0x1b
> >                         = DPL 0, pres 1, long 1, def32 0, gran 1
> > processor eflags        = interrupt enabled, resume, IOPL = 0
> > current process         = 1704 (memcached)
> > trap number             = 12
> > panic: page fault
> > cpuid = 5
> > Uptime: 2d23h33m33s
> >
> > 2.
> >
> > Unread portion of the kernel message buffer:
> > stack pointer           = 0x28:0xffffff88a9b70800
> > frame pointer           = 0x28:0xffffff88a9b70810
> > code segment            = base 0x0, limit 0xfffff, type 0x1b
> >                         = DPL 0, pres 1, long 1, def32 0, gran 1
> > processor eflags        = interrupt enabled, resume, IOPL = 0
> > current process         = 2023 (memcached)
> > trap number             = 12
> > panic: page fault
> > cpuid = 4
> > Uptime: 1d10h59m7s
> >
> > good luck
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> 
> 


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