Re: [ceph-users] How can I check the image's IO ?

Vernon, You can use the rbd command bench-write documented here: http://ceph.com/docs/next/man/8/rbd/#commands The command might looks something like: rbd --pool test-pool bench-write --io-size 4096 --io-threads 16 --io-total 1GB test-image Some other interesting flags are --rbd-cache, --no

[ceph-users] How can I check the image's IO ?

Hi cephers, I use "qemu-img create -f rbd rbd:test-pool/test-image" to create a image. I want to know how can I check this image's IO. Or how to check the IO for each block? Thanks. 2013-10-30 vernon ___ ceph-users mailing list ceph-users@lists.ce