Re: [ceph-users] Performance Testing

On 17 Jun 2016 3:33 p.m., "Carlos M. Perez" wrote: > > Hi, > > > > I found the following on testing performance - http://tracker.ceph.com/projects/ceph/wiki/Benchmark_Ceph_Cluster_Performance and have a few questions: > > > > - By testing the block device Do the

[ceph-users] Performance Testing

Hi, I found the following on testing performance - http://tracker.ceph.com/projects/ceph/wiki/Benchmark_Ceph_Cluster_Performance and have a few questions: - By testing the block device Do the performance tests take the overall cluster performance (how long it takes the data to

Re: [ceph-users] Performance Testing of CEPH on ARM MicroServer

Hello, On Wed, 17 Feb 2016 21:47:31 +0530 Swapnil Jain wrote: > Thanks Christian, > > > > > On 17-Feb-2016, at 7:25 AM, Christian Balzer wrote: > > > > > > Hello, > > > > On Mon, 15 Feb 2016 21:10:33 +0530 Swapnil Jain wrote: > > > >> For most of you CEPH on ARMv7 might

Re: [ceph-users] Performance Testing of CEPH on ARM MicroServer

Thanks Christian, > On 17-Feb-2016, at 7:25 AM, Christian Balzer wrote: > > > Hello, > > On Mon, 15 Feb 2016 21:10:33 +0530 Swapnil Jain wrote: > >> For most of you CEPH on ARMv7 might not sound good. This is our setup >> and our FIO testing report. I am not able to

Re: [ceph-users] Performance Testing of CEPH on ARM MicroServer

Hello, On Mon, 15 Feb 2016 21:10:33 +0530 Swapnil Jain wrote: > For most of you CEPH on ARMv7 might not sound good. This is our setup > and our FIO testing report. I am not able to understand …. > Just one OSD per Microserver as in your case should be fine. As always, use atop (or similar) on

[ceph-users] Performance Testing of CEPH on ARM MicroServer

For most of you CEPH on ARMv7 might not sound good. This is our setup and our FIO testing report. I am not able to understand …. 1) Are these results good or bad 2) Write is much better than read, where as read should be better. Hardware: 8 x ARMv7 MicroServer with 4 x 10G Uplink Each

[ceph-users] Performance Testing Setup Tricks?

Hi all- I'm creating some scripted performance testing for my Ceph cluster. The part relevant to my questions works like this: 1. Create some pools 2. Create and map some RBDs 3. Write-in the RBDs using DD or FIO 4. Run FIO testing on the RBDs (small block random and