From dev-return-21674-apmail-apr-dev-archive=apr.apache.org@apr.apache.org Wed Apr 08 15:01:17 2009 Return-Path: Delivered-To: apmail-apr-dev-archive@www.apache.org Received: (qmail 88977 invoked from network); 8 Apr 2009 15:01:17 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 8 Apr 2009 15:01:17 -0000 Received: (qmail 15978 invoked by uid 500); 8 Apr 2009 15:01:15 -0000 Delivered-To: apmail-apr-dev-archive@apr.apache.org Received: (qmail 15724 invoked by uid 500); 8 Apr 2009 15:01:14 -0000 Mailing-List: contact dev-help@apr.apache.org; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Id: Delivered-To: mailing list dev@apr.apache.org Received: (qmail 15607 invoked by uid 99); 8 Apr 2009 15:01:09 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 08 Apr 2009 15:01:09 +0000 X-ASF-Spam-Status: No, hits=1.2 required=10.0 tests=SPF_NEUTRAL X-Spam-Check-By: apache.org Received-SPF: neutral (nike.apache.org: 76.96.62.64 is neither permitted nor denied by domain of jim@jagunet.com) Received: from [76.96.62.64] (HELO QMTA07.westchester.pa.mail.comcast.net) (76.96.62.64) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 08 Apr 2009 15:00:59 +0000 Received: from OMTA05.westchester.pa.mail.comcast.net ([76.96.62.43]) by QMTA07.westchester.pa.mail.comcast.net with comcast id d2QD1b0050vyq2s5730JjP; Wed, 08 Apr 2009 15:00:18 +0000 Received: from [192.168.199.10] ([69.251.84.64]) by OMTA05.westchester.pa.mail.comcast.net with comcast id d30e1b00D1PGofZ3R30eqp; Wed, 08 Apr 2009 15:00:39 +0000 Message-Id: <623C13B9-D0CA-459E-B59D-FCFD81D927EA@jaguNET.com> From: Jim Jagielski To: APR Developer List In-Reply-To: Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v930.3) Subject: Re: Poor performance with new apr_pool Date: Wed, 8 Apr 2009 11:00:37 -0400 References: <49CB671F.9040801@apache.org> <4239a4320903260632ld52bd4h310853d66c157b5c@mail.gmail.com> <4239a4320903260740l6786164l7d682c4d8a37d59b@mail.gmail.com> <49CBB5F6.30601@apache.org> <4239a4320903261024l4ca2ecd3jd91229f9883602cd@mail.gmail.com> <49CBE671.9050201@xbc.nu> <5c902b9e0903261651v4c688c68l664631d56992825c@mail.gmail.com> <3E642EEB-CBDC-402E-A119-DB5F6F0ACE28@jaguNET.com> <49CCEE23.5060601@apache.org> <49D1160D.8010202@apache.org> X-Mailer: Apple Mail (2.930.3) X-Virus-Checked: Checked by ClamAV on apache.org 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