From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
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To: | "Helge Milde" <helge(at)monsternett(dot)no> |
Cc: | pgsql-bugs(at)postgresql(dot)org |
Subject: | Re: BUG #5176: database recovery produces infinite loop |
Date: | 2009-11-10 14:31:06 |
Message-ID: | 27775.1257863466@sss.pgh.pa.us |
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Lists: | pgsql-bugs |
"Helge Milde" <helge(at)monsternett(dot)no> writes:
> It seems the recovery process is failing; doing a strace on the 'postgres:
> startup process' pid, I see this:
> -- strace log start ---
> Process 29888 attached - interrupt to quit
> close(14) = 0
> open("pg_clog/021B", O_RDWR|O_CREAT|O_LARGEFILE, 0600) = 14
> _llseek(14, 245760, [245760], SEEK_SET) = 0
> write(14, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 8192)
> = 8192
> fsync(14) = 0
> close(14) = 0
> open("pg_clog/021B", O_RDWR|O_CREAT|O_LARGEFILE, 0600) = 14
> _llseek(14, 245760, [245760], SEEK_SET) = 0
> write(14, "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"..., 8192)
> = 8192
> fsync(14) = 0
> close(14) = 0
> -- strace log end ---
> This repeats infinetly.
Hmm, can you attach to that process with gdb and collect a few stack
traces to show where it's looping? This isn't a symptom we've seen
before, AFAIR.
regards, tom lane
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