Re: [ceph-users] Write performance from qemu rbd (Mysql)

2014-03-12 Thread Daniel Schwager
Hi Robert, > Are there any people running Mysql instances from qemu rbd? > The performance of the databases is not that great. try to setup bcache or flashcache on top of the rdb-device. With a Intel S37000 caching SSD-disk, we got the following fio results agains a bcache'd rbd device:

[ceph-users] Write performance from qemu rbd (Mysql)

2014-03-12 Thread Robert van Leeuwen
Hi, Are there any people running Mysql instances from qemu rbd? The performance of the databases is not that great. I've been running some tests in the past and the performance of Mysql seem to be on par with my benchmarks when I'm running benchmarks single threaded. Does anyone have experience