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From: <sarbx-cygwin6344@mailblocks.com>
To: cygwin@cygwin.com
Subject: cygserver - Postgres Multiple connection Load Testing - Inifinte Loop
Date: Thu, 29 Jul 2004 10:35:00 -0000	[thread overview]
Message-ID: <20040729103500.xgaWB_Eqq3G3ao5GAZ-vepADksOfnqULvLkwgo7FD0g@z> (raw)

$ 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.



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             reply	other threads:[~2004-07-29  3:19 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-07-29 10:35 sarbx-cygwin6344 [this message]
     [not found] <200407290319.i6T3JCXn018245@mx3.redhat.com>
2004-07-30 13:43 ` Corinna Vinschen
2004-07-30 22:09 sarbx-cygwin6344
     [not found] <200407302132.i6ULWwXn016838@mx3.redhat.com>
2004-08-02  9:45 ` Corinna Vinschen
2004-08-03  3:33 sarbx-cygwin6344
     [not found] <200408030333.i733XEXn023894@mx3.redhat.com>
2004-08-03 10:06 ` Corinna Vinschen
2004-08-03 20:45   ` Saravanan Bellan
2004-08-03 20:54     ` Christopher Faylor
2004-08-03 21:10       ` Saravanan Bellan
2017-03-21  2:56   ` Noah Misch
2017-03-21  7:29     ` Marco Atzeri
2017-03-24 17:52     ` Corinna Vinschen
2017-03-25 10:55       ` Marco Atzeri
2017-03-25 12:02         ` Corinna Vinschen
2017-03-25 12:31           ` Marco Atzeri
2017-03-28  5:48       ` Noah Misch
2017-04-02  2:36         ` Noah Misch
2017-05-07  3:35           ` Noah Misch
2017-05-07  4:01             ` Larry Hall (Cygwin)
2017-06-14 23:32               ` Marco Atzeri
2017-06-20 11:11                 ` Corinna Vinschen
2017-06-20 17:29                   ` Marco Atzeri
2017-06-21  7:58                     ` Corinna Vinschen

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