0
votes
3answers
124 views

xtrabackup prepare - after dump or before restore?

i have doubts about xtrabackup --apply-log. is there any difference when use it? should it be done right after dump or before restore (even few months later)? seems stupid, but maybe i missing ...
0
votes
1answer
251 views

Strange Locking issues while playing back logs via percona playback

Problem while replaying logs I am in the process of benchmarking a new DB node (specs at the end) and have run across some strange behavior: As described here i: Created a dump (innobackupex ftw) ...
2
votes
2answers
363 views

any documentation on tpcc-mysql benchmark tool

Where can I find tpcc-mysql documentation? I google it but I can't find any documentation about it.
1
vote
0answers
63 views

pt-table-checksum generates no output

I've been using pt-table-checksum on our staging server successfully, but when I run ./pt-table-checksum h=localhost,u=user --ask-pass --lock-wait-time=50 --databases prod It just sits there. No ...
3
votes
3answers
345 views

Is it possible to pass parameters to pt-table-checksum using an options file?

We're using Percona's pt-table-checksum for MySQL replication integrity check. Is it possible to pass some or all of the options using some sort of configuration file? For instance, can we write the ...
3
votes
1answer
582 views

MySQL Handler_read_rnd_next == tablescans without indexes?

I am in the process of tuning our Percona 5.5 server, and have been using percona's tools to plot our database's performance. In the MySQL Handlers Plot, i have been noticing alot of ...
3
votes
1answer
4k views

Fixing tables out of sync as reported by pt-table-checksum, pt-table-sync is not working

I have several tables being reported by pt-table-checksum with CRC_DIFF between my master and slave servers using the following commands: $ pt-table-checksum h=master,u=user,p=password ...