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From Jim Jagielski <...@jaguNET.com>
Subject Re: Poor performance with new apr_pool
Date Wed, 08 Apr 2009 15:00:37 GMT

On Mar 30, 2009, at 3:02 PM, Jim Jagielski wrote:
>
> Yep... I will try to recreate on Ubuntu in addition to the
> OS X testing.
>

OK.... This seems unrelated (maybe) to the new pool...

The cause for the slowdown was due to httpd constantly dumping
core. Looking at the cores, I see

(gdb) where
#0  0x9035eeda in read$UNIX2003 ()
#1  0x000e13cc in ap_event_pod_check (pod=0x34ad10) at pod.c:56
#2  0x000de1d7 in child_main (child_num_arg=2) at event.c:1797
#3  0x000de388 in make_child (s=0x319120, slot=2) at event.c:1883
#4  0x000de9eb in perform_idle_server_maintenance () at event.c:2096
#5  0x000dec7a in server_main_loop (remaining_children_to_start=0) at  
event.c:2200
#6  0x000dee75 in event_run (_pconf=0x300590, plog=0x315fa0,  
s=0x319120) at event.c:2258
#7  0x00015865 in ap_run_mpm (pconf=0x300590, plog=0x315fa0,  
s=0x319120) at mpm_common.c:88
#8  0x0000acd8 in main (argc=7, argv=0xbffff36c) at main.c:781

This seems to only happen in Darwin. Looking into other
1.4/2.0 related changes that would affect this

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