Comments for posidev.com

Comment on Tunning MySQL InnoDB performance by ivanov

ivanov — Thu, 15 Jul 2010 22:16:31 +0000

It depends on your system and workload but of course the number of CPUs is more important for thread concurrency!
“Testing and tuning the optimal value for the innodb_thread_concurrency parameter according to the kind of workload, and behavior of your system at runtime, can affect performance significantly.”
Do some tests with different configs and you’ll see.

Comment on Tunning MySQL InnoDB performance by Randy Harmon

Randy Harmon — Thu, 15 Jul 2010 00:59:54 +0000

innodb_thread_concurrency – 2x number of DISKS? or 2x number of CPUs??

Comment on MySQL Storage Engine by NHibernate and MySQL’s MyISAM – Websofia

NHibernate and MySQL’s MyISAM – Websofia — Wed, 07 Jul 2010 10:07:15 +0000

[...] InnoDB compared with MyISAM [...]

Comment on Set ulimit parameters on ubuntu by set maximum number

set maximum number — Mon, 29 Mar 2010 04:16:51 +0000

[...] a maximum Number of items in Cart? – osCommerce …How do I set a maximum Number of items in Cart?Set ulimit parameters on ubuntuThe # means that this part is commented.The wildcard * means for all users.We need to set the nofile [...]

Comment on Running Sysbench 0.4.12 on Ubuntu 9.04 by Jamsheer Ak

Jamsheer Ak — Mon, 08 Mar 2010 18:13:54 +0000

sir while i am installing the sysbench i am geting the arror after make. the error was like this
ddxSigGiveUp: Closing log
../libtool: line 5175: : command not found
test -z “/usr/local/bin” || /bin/mkdir -p “/usr/local/bin”
make[3]: Nothing to be done for `install-data-am’.
make[3]: Leaving directory `/home/jamsheer/Downloads/sysbench-0.4.12/sysbench’
make[2]: Leaving directory `/home/jamsheer/Downloads/sysbench-0.4.12/sysbench’
make[1]: Leaving directory `/home/jamsheer/Downloads/sysbench-0.4.12/sysbench’
make[1]: Entering directory `/home/jamsheer/Downloads/sysbench-0.4.12′
make[2]: Entering directory `/home/jamsheer/Downloads/sysbench-0.4.12′
make[2]: Nothing to be done for `install-exec-am’.
make[2]: Nothing to be done for `install-data-am’.
make[2]: Leaving directory `/home/jamsheer/Downloads/sysbench-0.4.12′
make[1]: Leaving directory `/home/jamsheer/Downloads/sysbench-0.4.12′