[dtrace-discuss] dtrace wired issue

max at bruningsystems.com
Tue, 15 Jan 2008 08:43:48 -0000

Aubrey Li wrote:
> On Jan 15, 2008 2:45 PM, max at bruningsystems.com <max at
bruningsystems.com> wrote:
>
>> Hi Aubrey,
>>
>>> -------snip----------
>>> setrlimit(RLIMIT_NOFILE, 0xFFFFFD7FFFDFEE80)    = 0
>>> openat(AT_FDCWD, "/dev/dtrace/provider",
O_RDONLY|O_NDELAY|O_LARGEFILE) = 3
>>> fcntl(3, F_SETFD, 0x00000001)                   = 0
>>> fstat(3, 0xFFFFFD7FFFDFE8E0)                    = 0
>>> getdents(3, 0xFFFFFD7FFF174000, 8192) (sleeping...)
>>> -----------here, dtrace sleep almost 4 minutes--------
>>> ...and continue...
>>>
>>>
>>>
>> How long does an ls -l /dev/dtrace/provider take?
>>
>
> Yes, it costs almost 4 minutes.
>
>
So, what does ls -l /dev/dtrace/provider show?
max

>> I doubt you are swapping with 2G of memory.
>> You can run vmstat -S 2  to see if there is any swapping.
I''ll look a
>> bit more...
>>
>
> # vmstat -S 2
>  kthr      memory            page            disk          faults      cpu
>  r b w   swap  free  si  so pi po fr de sr cd -- -- --   in   sy   cs us sy
id
>  0 0 0 1601116 1352560 0  0 717 2 53  0 2502 71 0 0  0  718 7222 2813  4  3
93
>  0 0 0 1516012 1236776 0  0  0  0  0  0  0  0  0  0  0  388  269  347  0  0
99
>  0 0 0 1516012 1236808 0  0  0  0  0  0  0  0  0  0  0  394  262  354  0  0
100
>  0 0 0 1516012 1236808 0  0  0  0  0  0  0  0  0  0  0  392  255  356  0  0
100
>  0 0 0 1516016 1236812 0  0  0  0  0  0  0 23  0  0  0  425  380  396  1  0
99
>  0 0 0 1516016 1236812 0  0  0  0  0  0  0  0  0  0  0  389  294  332  0  0
100
>  0 0 0 1516016 1236812 0  0  0  0  0  0  0  0  0  0  0  382  466  444  0  0
99
>  0 0 0 1516016 1236812 0  0  0  0  0  0  0  0  0  0  0  394  273  346  0  0
100
>  0 0 0 1516016 1236812 0  0  0  0  0  0  0  0  0  0  0  387  250  328  0  0
99
>  0 0 0 1516016 1236812 0  0  0  0  0  0  0  0  0  0  0  384  264  339  0  0
100
>
>
>> By the way, are you running on Indiana (just curious...).
>>
>>
>
> No, I''m using nevada.
>
> [aubrey-monv@~]cat /etc/release
>                    Solaris Express Community Edition snv_77 X86
>            Copyright 2007 Sun Microsystems, Inc.  All Rights Reserved.
>                         Use is subject to license terms.
>                            Assembled 06 November 2007
>
> Thanks,
> -Aubrey
>
>