List:General Discussion« Previous MessageNext Message »
From:Rob Wultsch Date:September 19 2009 12:01am
Subject:Re: Is myisam_repair_threads considered safe
View as plain text  
I decided not to use it because of bug 47444 which is a continuation of
earlier bugs...
http://bugs.mysql.com/bug.php?id=47444

On Thu, Sep 17, 2009 at 4:22 PM, Eric Bergen <eric.bergen@stripped> wrote:

> It's been in mysql for at least 7 years.
>
>
>
> http://ebergen.net/wordpress/2009/04/11/longest-beta-ever-myisamchk-parallel-recover/
>
> On Thursday, September 10, 2009, Rob Wultsch <wultsch@stripped> wrote:
> > myisam_repair_threads
> >
> > "If this value is greater than 1, MyISAM  table indexes are created in
> > parallel (each index in its own thread) during the Repair by sorting
> > process. The default value is 1.
> > Note :Multi-threaded repair is still beta-quality code."
> >
> > The note is present is all versions of MySQL manual:
> >
> >
>
> http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html#sysvar_myisam_repair_threads
> >
>
> http://dev.mysql.com/doc/refman/5.0/en/server-system-variables.html#sysvar_myisam_repair_threads
> >
>
> http://dev.mysql.com/doc/refman/4.1/en/server-system-variables.html#sysvar_myisam_repair_threads
> >
> >
> > Can anyone comment about whether this setting is safe, and if so on
> > what major versions?
> >
> > --
> > Rob Wultsch
> > wultsch@stripped
> >
> > --
> > MySQL General Mailing List
> > For list archives: http://lists.mysql.com/mysql
> > To unsubscribe:
> http://lists.mysql.com/mysql?unsub=1
> >
> >
>
> --
> Eric Bergen
> eric.bergen@stripped
> http://www.ebergen.net
>



-- 
Rob Wultsch
wultsch@stripped

Thread
Is myisam_repair_threads considered safeRob Wultsch10 Sep
  • Re: Is myisam_repair_threads considered safeEric Bergen18 Sep
    • Re: Is myisam_repair_threads considered safeRob Wultsch19 Sep