| From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Taral <taral(at)taral(dot)net> |
| Cc: | Oleg Bartunov <oleg(at)sai(dot)msu(dot)su>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, hackers(at)postgreSQL(dot)org |
| Subject: | Re: [HACKERS] posmaster failed under high load |
| Date: | 1999-05-06 06:36:58 |
| Message-ID: | 199905060636.CAA15866@candle.pha.pa.us |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
> On Thu, 6 May 1999, Oleg Bartunov wrote:
>
> > How to explain that process with PID 701 which shown in ps output
> > as (postmaster) after some time becomes looks as usual postgres
>
> Because 'postmaster' is written in the kernel task_struct, whereas the
> task's argv[] says 'postgres'.
>
> The only way to get around this is to do an execv(), at which point the
> kernel will recopy argv[0].
We used to do execv(), but stopped doing it for performance reasons.
--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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