Re: defunct postmasters

Hi

Not sure if this is helpful, but...
Am I doing this correctly, anything else to try before "pulling the plug"?
thanks,
PHilip


# gdb postmaster 29214
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This GDB was configured as "i386-redhat-linux"...

postmaster: No such file or directory.


/usr/local/src/29214: No such file or directory.
Attaching to Pid 29214
0x4013da02 in ?? ()
(gdb) bt
#0  0x4013da02 in ?? ()
#1  0x80e07b1 in ?? ()
#2  0x80e0239 in ?? ()
#3  0x80dfdb3 in ?? ()
#4  0x80c3fa5 in ?? ()
#5  0x400a39cb in ?? ()
(gdb) info frame
Stack level 0, frame at 0xbffff400:
 eip = 0x4013da02; saved eip 0x80e07b1
 called by frame at 0xbffff414
 Arglist at 0xbffff400, args:
 Locals at 0xbffff400, Previous frame's sp is 0x0
 Saved registers:
  ebp at 0xbffff400, eip at 0xbffff404


On Fri, 11 May 2001, Tom Lane wrote:

> Philip Crotwell <crotwell@seis.sc.edu> writes:
> > I am running postgres7.1 on redhat 6.2 and my database has gone belly up.
>
> > I know i am not supposed to "kill -9 " the postmaster, but it has become
> > completely unresponsive. pgsql just hangs as does stopping with the
> > rc.d script.
>
> Actually, kill -9 should be perfectly safe in PG 7.1; it was only
> earlier releases that didn't like it.  But before you do that,
> would you attach to the top postmaster process (29214) with gdb
> and get a stack trace?
>
> > PS I don't know why this happened, but the only theory I have is that I am
> > running with -i to allow jdbc connections and I had port scanned the
> > machine with nmap shortly before noticing that I could no longer connect.
>
> Hmm, would you see if that's repeatable?
>
>             regards, tom lane
>

------------------------------------------------------------------------
Philip Crotwell   (803)777-0955  (803)777-0906 fax  crotwell@seis.sc.edu
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