Mark Wong wrote:
> Hi everyone,
>
> I was playing with converting unixtop (the version of top used in
> FreeBSD) to only show PostgreSQL processes pulled from the
> pg_stat_activity table. I have a version that kind of works here:
>
Nice idea. But I got a segfault trying to execute it. My SO is a
Slackware 12.0, glibc 2.5, gcc 4.1.2. I didn't have time to look through
the code, sorry.
euler@harman:~/Desktop/ptop-3.6.1-pre6$ gdb ./ptop
GNU gdb 6.6
Copyright (C) 2006 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
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Type "show copying" to see the conditions.
There is absolutely no warranty for GDB. Type "show warranty" for details.
This GDB was configured as "i486-slackware-linux"...
Using host libthread_db library "/lib/libthread_db.so.1".
(gdb) r
Starting program: /home/euler/Desktop/ptop-3.6.1-pre6/ptop
[Thread debugging using libthread_db enabled]
[New Thread -1212918080 (LWP 9600)]
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1212918080 (LWP 9600)]
0xb7e8e8c0 in __find_specmb () from /lib/libc.so.6
(gdb) bt
#0 0xb7e8e8c0 in __find_specmb () from /lib/libc.so.6
#1 0xb7e757ff in vfprintf () from /lib/libc.so.6
#2 0xb7e97d91 in vsnprintf () from /lib/libc.so.6
#3 0x0804cd8c in new_message_v (type=3, msgfmt=0x96c73ac3 <Address 0x96c73ac3 out of bounds>, ap=0xbfbae324
"Èt\a\b\003»¿6]ñ·¼ý·t£ý·H㺿t£ý·\224\003»¿") at display.c:1339
#4 0x0804ced2 in error_message ( msgfmt=0x96c73ac3 <Address 0x96c73ac3 out of bounds>) at display.c:1392
#5 0xb7fc2c79 in ?? () from /usr/lib/libpq.so.5
#6 0x96c73ac3 in ?? ()
#7 0x080774c8 in ?? ()
#8 0xbfbb03a0 in ?? ()
#9 0xb7f15d36 in pthread_mutex_lock () from /lib/libc.so.6
#10 0xb7fc2d49 in ?? () from /usr/lib/libpq.so.5
#11 0x00000001 in ?? ()
#12 0x00000000 in ?? ()
(gdb)
-- Euler Taveira de Oliveira http://www.timbira.com/