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Re: High CPU Wait

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0xdeadabe

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Apr 30, 2008, 2:14:31 AM4/30/08

On Tue, 29 Apr 2008 22:14:16 -0700, Roy <aa...@aa4re.ampr.org> wrote:

>Wait time is when the processor has nothing to do because it is waiting
>for I/O (probably disk). hdisk3 seems to be very busy

Youz need a faster machine! I'm Guy Polis. I know about these
things.
<giggle>

>
>
>moonhkt wrote:
>> Hi All
>>
>> Do you know why high CPU wait about 30% to 60% wait ?
>> Is it CPU power problem or application problem ?
>>
>> Wed Apr 30 10:21:31 2008 Interval: 2 Cswitch 1329
>> Readch 3592.7K
>> Syscall 8358
>> Writech 916.4K
>> Kernel 38.1 |########### | Reads 2116
>> Rawin 132
>> User 12.3 |#### | Writes 1145
>> Ttyout 44803
>> Wait 49.5 |############## | Forks 0
>> Igets 1
>> Idle 0.1 |# | Execs 0
>> Namei 363
>> Runqueue 5.0
>> Dirblk 113
>> Network KBPS I-Pack O-Pack KB-In KB-Out Waitqueue 26.53
>> en0 145.0 215.0 145.4 84.6 60.4
>> lo0 0.1 1.0 1.0 0.1 0.1 PAGING
>> MEMORY
>> Faults 276
>> Real,MB 7692
>> Disk Busy% KBPS TPS KB-Read KB-Writ Steals 362 %
>> Comp 58.5
>> hdisk3 100.2 1076.7 153.4 924.3 152.4 PgspIn 2 %
>> Noncomp 42.4
>> hdisk2 4.5 134.3 3.0 0.0 134.3 PgspOut 2 %
>> Client 1.0
>> hdisk1 2.5 8.0 2.0 0.0 8.0 PageIn 232
>> hdisk0 2.0 16.0 4.0 8.0 8.0 PageOut 73
>> PAGING SPACE
>> Sios 177
>> Size,MB 3072

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