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Re: [Testbed-admins] Mysqld problem on ops-install



Armen,
    Yeah we tried 64-bit FreeBSD a few weeks back and had all sorts of odd problems, so we went back to 32-bit FreeBSD.  much better after that.

--Ben

Ben Burnett              
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   network monitoring and data visualization
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On Tue, Apr 28, 2009 at 12:48 PM, Armen Babikyan <armenb@ll.mit.edu> wrote:
Whoops!

Looks like we accidently installed 64-bit FreeBSD 6.3!  Our fs node
install ran without a hitch on another 64-bit FreeBSD 6.3 machine, and
that threw us off.  Well, I guess this is what happens when you do that.  :)

Sorry for the confusion,

Armen

Armen Babikyan wrote:
> Hello,
>
> We are in the process of creating a small Emulab cluster.  On my ops
> machine, my Emulab ops-install script gets stuck looking for a
> /tmp/mysqld.sock file.  Upon further investigation, I found the
> /usr/local/etc/rc.d/1.mysql-server.sh file.  When I copy-paste the
> command string into my terminal (appropriately substituting for
> $safeprog), mysqld SIGSEGVs:
>
> ops:~# /usr/local/bin/mysqld_safe --pid-file=/var/db/mysql/mysqld.pid
> --user=mysql --log-long-format --log=/usr/testbed/log/mysql/base
> --log-bin=/usr/testbed/log/mysql/update
> --log-slow-queries=/usr/testbed/log/mysql/slowqueries -O
> max_connections=300 -O long_query_time=2 -O key_buffer=32M -O
> table_cache=256 -O sort_buffer=4M -O record_buffer=1M
> Starting mysqld daemon with databases from /var/db/mysql
> Segmentation fault
> STOPPING server from pid file /var/db/mysql/mysqld.pid
> 090428 01:09:03  mysqld ended
>
> ops:~# uname -a
> FreeBSD ops.foobar.com 6.3-RELEASE FreeBSD 6.3-RELEASE #0: Wed Jan 16
> 01:43:02 UTC 2008
> root@palmer.cse.buffalo.edu:/usr/obj/usr/src/sys/SMP  amd64
> ops:~#
>
> Since mysqld_safe is a script, I ran it under sh -x to see what the
> actual command that crashed was:
>
> ops:~# /usr/local/libexec/mysqld --basedir=/usr/local
> --datadir=/var/db/mysql --user=mysql
> --pid-file=/var/db/mysql/ops.foobar.com.pid
> Segmentation fault
> ops:~#
>
> Incidently, although the processor is an amd64, the 32-bit version of
> FreeBSD 6.3 was installed on this machine.
>
> Is this a known issue?  Does anyone have any intuitions about the cause
> of this problem?
>
> Any and all advice is appreciated.  Thanks!
>
> Armen
>
>


--
Armen Babikyan
MIT Lincoln Laboratory
armenb@ll.mit.edu . 781-981-1796

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