Re: [ceph-users] Erasure Coding - FPGA / Hardware Acceleration

2019-06-14 Thread David Byte
I can't speak to the SoftIron solution, but I have done some testing on an all-SSD environment comparing latency, CPU, etc between using the Intel ISA plugin and using Jerasure. Very little difference is seen in CPU and capability in my tests, so I am not sure of the benefit. David By

Re: [ceph-users] cephfs speed

2018-08-31 Thread David Byte
Are these single threaded writes that you are referring to? It certainly appears so from the thread, but I thought it would be good to confirm that before digging in further. David Byte Sr. Technology Strategist SCE Enterprise Linux SCE Enterprise Storage Alliances and SUSE Embedded db

Re: [ceph-users] Benchmarking

2018-06-19 Thread David Byte
have a long running test (30+ minutes) that demonstrates the cluster’s performance under steady load. David Byte Sr. Technology Strategist SCE Enterprise Linux SCE Enterprise Storage Alliances and SUSE Embedded db...@suse.com<mailto:db...@suse.com> 918.528.4422 From: ceph-users on beh

Re: [ceph-users] What do you use to benchmark your rgw?

2018-03-28 Thread David Byte
I use cosbench (the last rc works well enough). I can get multiple GB/s from my 6 node cluster with 2 RGWs. David Byte Sr. Technical Strategist IHV Alliances and Embedded SUSE Sent from my iPhone. Typos are Apple's fault. On Mar 28, 2018, at 5:26 AM, Janne Johansson mailto:icepic...@gmai

Re: [ceph-users] Disk write cache - safe?

2018-03-14 Thread David Byte
n the RAID controller with each drive as it's own RAID-0 has positive performance results. This is something to try and see if you can regain some of the performance, but as always in storage, YMMV. David Byte Sr. Technology Strategist SCE Enterprise Linux SCE Enterprise Storage Alliance

Re: [ceph-users] ceph all-nvme mysql performance tuning

2017-11-27 Thread David Byte
all NVMe, environment. David Byte Sr. Technology Strategist SCE Enterprise Linux SCE Enterprise Storage Alliances and SUSE Embedded db...@suse.com 918.528.4422 From: ceph-users on behalf of German Anders Date: Monday, November 27, 2017 at 8:44 AM To: Maged Mokhtar Cc: ceph-users Subject: Re

Re: [ceph-users] Journal / WAL drive size?

2017-11-23 Thread David Byte
provision 2GB and haven’t experienced any issues with that. You also probably will need to adjust the ratios, but that was covered in other threads previously. David Byte Sr. Technical Strategist IHV Alliances and Embedded SUSE Sent from my iPhone. Typos are Apple's fault. On Nov 23, 2017, at 3:

Re: [ceph-users] VMware + CEPH Integration

2017-06-15 Thread David Byte
hypervisor with a native protocol connector will outperform one going through a gateway any day. David Byte Sr. Technology Strategist Alliances and SUSE Embedded db...@suse.com 918.528.4422 From: ceph-users on behalf of Maged Mokhtar Date: Thursday, June 15, 2017 at 7:53 AM To: Osama Hasebou