Re: Help understanding slow down

Phy Prabab
2004-05-24T06:14:42Z

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Okay, here we go:
./configure;/usr/bin/time make
make[1]: Leaving directory `/var/tmp/bison-1.875'
9.39user 1.18system 0:11.59elapsed 91%CPU
(0avgtext+0avgdata 0maxresident)k
0inputs+0outputs (0major+147530minor)pagefaults 0swaps

0 0 0 8151040 19704 87396 0 0 0
148 1673 1230 3 6 90 1
0 0 0 8150912 19712 87456 0 0 0
0 2697 2553 10 13 78 0
0 0 0 8150712 19712 87388 0 0 4
0 3233 3404 15 19 66 0
1 0 0 8147512 19724 87716 0 0 276
0 2477 2671 23 15 60 2
1 0 0 8149944 19736 87840 0 0 132
0 2940 3048 17 17 65 1
1 1 0 8148144 19736 87840 0 0 0
32 2647 2466 22 16 62 1
1 0 0 8150176 19744 87832 0 0 0
212 2831 2837 19 17 63 0
1 0 0 8148704 19744 87832 0 0 12
0 2983 3051 18 18 63 0
1 0 0 8149984 19744 87832 0 0 0
0 3260 3632 20 22 58 0
1 0 0 8149792 19744 87832 0 0 0
0 3165 3366 19 22 59 0
0 1 0 8150240 19760 87952 0 0 108
36 2810 2795 16 17 64 3
1 0 0 8148768 19768 87944 0 0 12
208 2851 2775 18 15 65 1
1 0 0 8149152 19784 88472 0 0 576
200 2670 2681 16 15 64 5
1 0 0 8148960 19796 88596 0 0 80
0 3387 4263 10 20 71 0
1 0 0 8147864 19800 88728 0 0 0
0 3070 3834 23 16 60 0
0 1 0 8148440 19812 88988 0 0 0
468 3914 4592 7 18 73 1
procs memory swap
io system cpu
r b swpd free buff cache si so bi
bo in cs us sy id wa
1 0 0 8147352 19844 89228 0 0 120
300 3070 3900 15 17 65 4
1 0 0 8144600 19852 89288 0 0 0
104 1850 1008 35 8 57 1
1 0 0 8143576 19864 89412 0 0 0
0 1416 501 43 5 52 0

A little faster than the result you published,
however, it sheds no light for me. Any thing that
seems to point out some issues?

Thanks,
Phy

--- "Robert M. Stockmann" <stock@stokkie.net> wrote:
> Hi
>
> > procs memory swap io system cpu
> >
> > r b swpd free buff cache si so bi bo in cs
> us sy id wa
> > 1 0 0 8153848 17000 82348 0 0 0 0 4568
> 4028 6 16 78 0
> > 0 1 0 8154168 17008 82340 0 0 0 160 4596
> 4079 7 17 76 1
> > 1 0 0 8153848 17008 82340 0 0 0 0 4511
> 3998 7 16 76 0
> > 1 0 0 8153912 17008 82340 0 0 0 0 4460
> 3952 7 14 79 0
> > 1 0 0 8153784 17016 82332 0 0 0 0 4437
> 3962 7 16 77 0
> > 1 0 0 8153528 17016 82332 0 0 0 0 4444
> 3927 7 14 78 0
> > 1 1 0 8153784 17024 82392 0 0 0 144 4399
> 3895 7 15 77 1
> > 0 0 0 8153592 17024 82392 0 0 0 0 4367
> 3821 7 15 78 0
> > 1 0 0 8153848 17024 82392 0 0 0 0 4393
> 3926 6 16 78 0
> > 1 0 0 8153528 17024 82460 0 0 0 0 4438
> 3960 8 14 78 0
> > 1 0 0 8154040 17024 82460 0 0 0 0 4415
> 3912 6 15 78 0
> > 1 1 0 8153720 17032 82452 0 0 0 140 4457
> 3953 7 15 77 1
> > 1 0 0 8153784 17032 82452 0 0 0 0 4437
> 3889 7 14 79 0
> > 0 0 0 8153784 17040 82444 0 0 0 0 4398
> 3903 8 15 77 0
> > 1 0 0 8153464 17040 82444 0 0 0 0 4398
> 3902 7 14 79 0
> > 0 0 0 8153528 17040 82444 0 0 0 0 4447
> 3922 6 17 77 0
> > 0 1 0 8153720 17052 82432 0 0 0 144 4490
> 3960 6 16 77 1
> > 0 0 0 8153656 17056 82428 0 0 0 0 4449
> 3954 7 15 78 0
>
> FIELD DESCRIPTION FOR VM MODE
> Procs
> r: The number of processes waiting for run
> time.
> b: The number of processes in uninterruptible
> sleep.
>
> During the 18 seconds of displayed stats, you have
> 12 seconds in which
> 1 process is waiting for run time. Which process is
> that, and where is
> it waiting for ?
>
> Is your custom excecutable compile project causing
> this or does a simple
> compile task display the same slowdowns? As a small
> bench test with a source
> we all can download, try to compile
> bison-1.75.tar.bz2 :
>
> # ./configure ; time make
> ...
> make[1]: Leaving directory
> `/home/stock/tmp/src/bison-1.75'
> 37.33user 3.64system 0:40.66elapsed 100%CPU
> (0avgtext+0avgdata 0maxresident)k
> 0inputs+0outputs (121059major+64165minor)pagefaults
> 0swaps
>
> regards,
>
> Robert
> --
> Robert M. Stockmann - RHCE
> Network Engineer - UNIX/Linux Specialist
> crashrecovery.org stock@stokkie.net
>
> -
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