Re: COPY FROM command v8.1.4 - Mailing list pgsql-admin

From Ray Stell
Subject Re: COPY FROM command v8.1.4
Date
Msg-id 20060923172059.GB4831@cns.vt.edu
Whole thread Raw
In response to Re: COPY FROM command v8.1.4  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: COPY FROM command v8.1.4  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-admin
Curious how you get to an OS kernel bug from these writes?  Aren't we
missing the associated db reads in this trc data?  Maybe there been
other data provided off the list?  Would love to see it.

Thanks.



On Fri, Sep 22, 2006 at 05:59:31PM -0400, Tom Lane wrote:
> "theman" <bitsandbytes88@hotmail.com> writes:
> > lseek(10, 0, SEEK_END)                  = 913072128
> > write(10, "\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
> > lseek(10, 0, SEEK_END)                  = 913080320
> > write(10, "\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
> > lseek(10, 0, SEEK_END)                  = 913088512
> > write(10, "\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
> > lseek(10, 0, SEEK_END)                  = 913088512
> > write(10, "\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
> > lseek(10, 0, SEEK_END)                  = 913096704
> > write(10, "\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
>
> Boy, that looks like a smoking gun to me.  We're dealing with a kernel
> bug.
>
> What's the platform here, including the exact kernel version?  What
> filesystem are you storing the database on?
>
>             regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 2: Don't 'kill -9' the postmaster

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