Message-Id:	<200407290319.i6T3J95u028179@delorie.com>
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sourceware.org/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com
Date:	Wed, 28 Jul 2004 20:19:03 -0700
From:	<sarbx-cygwin6344 AT mailblocks DOT com>
X-MB-Message-Source:	WebUI
X-MB-Message-Type:	User
Subject:	cygserver - Postgres Multiple connection Load Testing - Inifinte Loop
MIME-Version:	1.0
To:	cygwin AT cygwin DOT com

$ postgres --version
postgres (PostgreSQL) 7.4.3

$ uname -a
CYGWIN_NT-5.0 sbellan-nb 1.5.10(0.116/4/2) 2004-05-25 22:07 i686 
unknown unknown
Cygwin

While doing Load testing using DOTS, after 5 to 6 connections the 
machine starts to slow down and
cygserver seems to hog most of the CPU. After running the cygserve in 
debug mode , I see the following
in the log file repeating infinitely.

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/bsd_mutex.cc, 
line 189:
Unlocked mutex semid
cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/bsd_mutex.cc, 
line 227:
Try locking mutex semid
cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/bsd_mutex.cc, 
line 227:
Locked mutex semid
cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1112:
semop: good morning (error=0)!

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1121:
semop: good morning!

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1049:
semop: semaptr=A057880, sem_base=A056E04, semptr=A056E88, sem[11]=0 : 
op=-1, fl
ag=wait

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1053:
semop: can't do it now

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1086:
semop: rollback 0 through -1

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1109:
semop: good night!

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/bsd_mutex.cc, 
line 189:
Unlocked mutex semid
cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/bsd_mutex.cc, 
line 227:
Try locking mutex semid
cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/bsd_mutex.cc, 
line 227:
Locked mutex semid
cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1112:
semop: good morning (error=0)!

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1121:
semop: good morning!

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1049:
semop: semaptr=A057880, sem_base=A056E04, semptr=A056E88, sem[11]=0 : 
op=-1, fl
ag=wait

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1053:
semop: can't do it now

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1086:
semop: rollback 0 through -1

cygserver: /netrel/src/cygwin-1.5.10-3/winsup/cygserver/sysv_sem.cc, 
line 1109:
semop: good night!
...
...
...
...
...
...

Any help would be appreciated.



----------------------------------------------
Mailblocks - A Better Way to Do Email
http://about.mailblocks.com/info


--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Problem reports:       http://cygwin.com/problems.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/

- Raw text -