Re: unexplained high load

©[@ÄØÿ¿8þÿ¿Miles Lane (kernel@ddx.a2000.nu)
Wed, 10 Jan 2001 22:06:27 +0100 (CET)


detected this in kernel log :

Jan 10 00:34:15 ddx kernel: Unable to handle kernel paging request in mna
handler<1> at virtual address f7d93ef869a1610c
Jan 10 00:34:15 ddx kernel: current->mm->context = 0000000000000639
Jan 10 00:34:15 ddx kernel: current->mm->pgd = fffff8000c0d2000
Jan 10 00:34:15 ddx kernel: \|/ ____ \|/
Jan 10 00:34:15 ddx kernel: "@'/ .. \`@"
Jan 10 00:34:15 ddx kernel: /_| \__/ |_\
Jan 10 00:34:15 ddx kernel: \__U_/
Jan 10 00:34:15 ddx kernel: proftpd(27129): Oops
Jan 10 00:34:15 ddx kernel: TSTATE: 0000000080009602 TPC: 000000000044f8ac
TNPC: 000000000044f8b0 Y: 00000000
Jan 10 00:34:15 ddx kernel: g0: 0000000000000000 g1: 0000000000000001 g2:
0000000000c34000 g3: ffffffffffffe000
Jan 10 00:34:15 ddx kernel: g4: fffff80000000000 g5: 0000000000000000 g6:
fffff8000d8b8000 g7: 0000000000000001
Jan 10 00:34:15 ddx kernel: o0: f7d93ef869a16104 o1: 0000000000000104 o2:
0000000000358d60 o3: fffff80000334000
Jan 10 00:34:15 ddx kernel: o4: fffff8001fe00000 o5: fffff8001fe77c68 sp:
fffff8000d8bb491 ret_pc: 000000000044f828
Jan 10 00:34:15 ddx kernel: l0: fffff8000068cd60 l1: 0000000000000346 l2:
fffff80019d2e600 l3: 0000000000000000
Jan 10 00:34:15 ddx kernel: l4: fffff800156bc000 l5: 0000000000c34000 l6:
fffff8000068cde0 l7: 000000000000026e
Jan 10 00:34:15 ddx kernel: i0: 000000000000026e i1: 0000000070228286 i2:
0000000000000346 i3: 0000000000605c00
Jan 10 00:34:15 ddx kernel: i4: fffff8001fc8b9e0 i5: 0000000000605c00 i6:
fffff8000d8bb561 i7: 000000000049b7ec
Jan 10 00:34:15 ddx kernel: Caller[000000000049b7ec]
Jan 10 00:34:15 ddx kernel: Caller[000000000045954c]
Jan 10 00:34:15 ddx kernel: Caller[0000000000410114]
Jan 10 00:34:15 ddx kernel: Caller[0000000000022bb0]
Jan 10 00:34:15 ddx kernel: Instruction DUMP: d05ca0e0 02c20003 d072c00a
<e0722008> e074a0e0 d05f6100 90022001 d0776100 d25b40

On Wed, 10 Jan 2001 kernel@ddx.a2000.nu wrote:

> On Wed, 10 Jan 2001, Hacksaw wrote:
>
> > > Could someone maybe explain this ?
> > > (top output, but same load is given with 'uptime')
> > > there is no cpu or disk activity
> > > kernel is 2.2.18pre9 on sun ultra10-300 (ultrasparc IIi)
> > >
> > > 9:25pm up 112 days, 1:52, 1 user, load average: 1.24, 1.05, 1.02
> > > 91 processes: 90 sleeping, 1 running, 0 zombie, 0 stopped
> > > CPU states: 2.5% user, 2.3% system, 0.0% nice, 95.1% idle
> > > Mem: 515144K av, 506752K used, 8392K free, 73464K shrd, 58472K buff
> > > Swap: 131528K av, 15968K used, 115560K free 358904K cached
> >
> > You have no processes??? My gosh, that is a problem. :-)
> 91 processes, only 1 running (think top)
>
> >
> > The load average is how many processes are runnable, therefore you have
> > runnable processes.
> >
> > If you have Netscape or Mozilla running on your box, it may be in a
> > permanently runnable state.
> it's a firewall/gateway/mail box, so no X or netscape
>
> > Another amusing possibility is that you have a hacked box, and top is
> > reporting the stupid IRC bot that is running, but not showing you the actuall
> > process, because it too is hacked.
> don't think
> w,uptime,top give the same value
>
> >
> > Replace ps and top, and have a look. Don't believe ls, either.
> >
> > If none of these things are true, you might have another problem.
> think this, but problem, machine is running ok
> no slow response, only load 1.00 (it's not getting lower)
>
>

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