Messages in this thread | | | From | Grant Coady <> | Subject | Re: 2.6 vs 2.4, ssh terminal slowdown | Date | Wed, 08 Feb 2006 13:55:53 +1100 |
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On Wed, 8 Feb 2006 13:35:18 +1100, Con Kolivas <kernel@kolivas.org> wrote:
>On Wed, 8 Feb 2006 01:11 pm, Grant Coady wrote: >> Hi there, >> >> grant@deltree:~$ uname -r >> 2.6.15.3a >> grant@deltree:~$ time grep -v 192\.168\. /var/log/apache/access_log| cut >> -c-95 ... >> 2006-02-08 12:38:13 +1100: bugsplatter.mine.nu 193.196.182.215 "GET >> /test/linux-2.6/tosh/ HTTP/ >> >> real 0m8.537s >> user 0m0.970s >> sys 0m1.100s >> >> --> reboot to 2.4.32-hf32.2 >> >> grant@deltree:~$ uname -r >> 2.4.32-hf32.2 >> grant@deltree:~$ time grep -v 192\.168\. /var/log/apache/access_log| cut >> -c-95 ... >> 2006-02-08 12:38:13 +1100: bugsplatter.mine.nu 193.196.182.215 "GET >> /test/linux-2.6/tosh/ HTTP/ >> >> real 0m2.271s >> user 0m0.730s >> sys 0m0.540s >> >> Still a 4:1 slowdown, machine .config and dmesg info: >> http://bugsplatter.mine.nu/test/boxen/deltree/ > >What happens if you add "| cat" on the end of your command?
It gets faster with 2.4.32-hf32.2 by a little bit (I forgot to copy)
reboot to 2.6.15.3a, without...
real 0m8.737s user 0m1.030s sys 0m1.200s
with... oh shit / surprise!!
real 0m1.861s user 0m0.560s sys 0m0.370s
What is that telling me / you / us?
Thanks, Grant > >Cheers, >Con
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