RE: (ITS#4308) poor performance under load

[KevinS@bmrb.co.uk]

That certainly solves the CPU hogging - thanks very much! 

I'm currently seeing it take about 150% of the time 2.3.13 took to run
my tests but I think I forgot to turn optimisation back on so I need to
double check those results.

-----Original Message-----
From: Howard Chu [mailto:hyc@symas.com] 
Sent: 06 January 2006 02:10
To: Spicer, Kevin (MBLEA it)
Cc: openldap-its@OpenLDAP.org
Subject: Re: (ITS#4308) poor performance under load

Try this patch and see if it behaves better.

KevinS@bmrb.co.uk wrote:
> Okay, thanks for the pointers.  now running a slapd compiled with
debug
> symbols, without optimization and not stripped.
>
> Heres the backtrace from that thread when slapd is under load from
> ldapsearch...
> #0  0xff01fb74 in time () from /usr/lib/libc.so.1
> #1  0x00176eac in ldap_pvt_runqueue_resched (rq=0x2f6388,
> entry=0x9489c48,
>     defer=0) at rq.c:174
> #2  0x000494b0 in slapd_daemon_task (ptr=0x0) at daemon.c:1797
> #3  0xfef157bc in _lwp_start () from /usr/lib/libthread.so.1


-- 
  -- Howard Chu
  Chief Architect, Symas Corp.  http://www.symas.com
  Director, Highland Sun        http://highlandsun.com/hyc
  OpenLDAP Core Team            http://www.openldap.org/project/


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