Re: [HACKERS] Postgres server goes in recovery mode repeteadly

kunal sharma wrote:
> Hi ,
> We are using Postgres 8.4 and its been found going into
> recovery mode couple of times. The server process seems to fork
> another child process which is another postgres server running under
> same data directory and after some time it goes away while the old
> server is still running. There were few load issues on the server but
> the load didnt went above "32".
>
> We are running opensuse 10.2 x86_64 with 32Gb of physical memory.
> Checking the logs I found that theres a segmentation fault ,
>
>
> Sep 26 05:39:54 pace kernel: postgres[28694]: segfault at
> 0000000000000030 rip 000000000066ba8c rsp 00007fffd364da30 error 4
>
> gdb dump shows this
>
> Reading symbols from /lib64/libdl.so.2...done.
> Loaded symbols for /lib64/libdl.so.2
> Reading symbols from /lib64/libm.so.6...done.
> Loaded symbols for /lib64/libm.so.6
> Reading symbols from /lib64/libc.so.6...done.
> Loaded symbols for /lib64/libc.so.6
> Reading symbols from /lib64/ld-linux-x86-64.so.2...done.
> Loaded symbols for /lib64/ld-linux-x86-64.so.2
> Reading symbols from /lib64/libnss_files.so.2...done.
> Loaded symbols for /lib64/libnss_files.so.2
> 0x00002ad6d7b8c2b3 in __select_nocancel () from /lib64/libc.so.6
> (gdb)
>
>
>
>

Please try to get a backtrace from gdb.

cheers

andrew