Re: Table Records Deleted by anonymous user!

2011-03-10 Thread Geoff Galitz
say that it is done intentionally but could not point anyone because we did not enable the logging feature in MySQL. You already said it yourself: you don't have logging enabled, so that data is not available. If you have binary logs, you could comb through those for the delete statements; t

overhead in memory tables

2011-02-15 Thread Geoff Galitz
Hello. We have a table using the memory engine and we notice in PMA that the overhead continues grow over time. Normally we'd optimize with such an issue but that is not applicable to memory based tables. So... does this pose a problem for long term use of the table? If so, is there a reco

Re: mysql 5.5 optimize changes?

2011-01-06 Thread Geoff Galitz
. -- From: "Geoff Galitz" Sent: Thursday, January 06, 2011 10:46 AM To: Subject: mysql 5.5 optimize changes? Hello. Our team has upgraded a few of our mysql servers from 5.0.77 on centos to 5.5.8. Since then mysqlcheck -Ao has been fa

mysql 5.5 optimize changes?

2011-01-06 Thread Geoff Galitz
Hello. Our team has upgraded a few of our mysql servers from 5.0.77 on centos to 5.5.8. Since then mysqlcheck -Ao has been failing with permissions errors: mysqlcheck: Got error: 1142: SELECT,INSERT command denied to user 'root'@'localhost' for table 'XXX' when executing 'OPTIMIZE TABLE ...

calculating memory size (again)

2010-08-24 Thread Geoff Galitz
Re-sending... my mail client or server somehow mangled my original message... sorry. -- Hello, We are having issues with one of our servers sometimes hanging up and when attempting to shutdown the DB, we get "cannot

calculating memory size

2010-08-24 Thread Geoff Galitz
Hello, We are having issues with one of our servers sometimes hanging up and when attempting to shutdown the DB, we get "cannot create thread" errors. This server has 6GB of RAM and no swap. According to some reasearch I was doing I found this formula for calculating memory size: key_buffer_s

migration via replication for large DB?

2010-07-25 Thread Geoff Galitz
Hello. I need to migrate a master and slave to new hardware. The DB is approx 50G on disk and my time window for downtime is approximately 4 hours. My question is, is it advisable to do a mysqldump from the old master and then load on the new master and slave, or is it faster to just set th