| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Noah Misch <noah(at)2ndquadrant(dot)com>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: sinval synchronization considered harmful |
| Date: | 2011-07-26 17:52:09 |
| Message-ID: | 1311702683-sup-4401@alvh.no-ip.org |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
Excerpts from Tom Lane's message of mar jul 26 13:43:08 -0400 2011:
> Uh, yes. I've lost count of the number of times I've seen people hit
> one-instruction-wide race condition windows, SIGSEGV crash based on
> accessing only one byte past the valid data structure, etc etc.
I think you need a better locking protocol on that counter of yours.
--
Álvaro Herrera <alvherre(at)commandprompt(dot)com>
The PostgreSQL Company - Command Prompt, Inc.
PostgreSQL Replication, Consulting, Custom Development, 24x7 support
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