Re: [Gluster-users] Bandwidth and latency requirements

2017-10-13 Thread Colin Coe
Apologies for the late reply. Further to this, if my Linux clients are connecting uing glusterfs-fuse and I have my volumes defined like this: dc1srv1:/gv_fileshare dc2srv1:/gv_fileshare dc1srv2:/gv_fileshare dc2srv2:/gv_fileshare (replica 2) How do I ensure that clients in dc1 prefer dc1srv1 and

Re: [Gluster-users] Bandwidth and latency requirements

2017-09-28 Thread Karan Sandha
It was simple emulation of network packets on the port of the server node using tc tool tc qdisc add dev root netem delay ms. The files were created using dd tool (in-built in linux) and mkdir. Post the IO's we verified with no pending heals. Thanks & Regards On Thu, Sep 28, 2017 at 2:06 PM, A

Re: [Gluster-users] Bandwidth and latency requirements

2017-09-28 Thread Arman Khalatyan
Interesting table Karan!, Could you please tell us how you did the benchmark? fio or iozone orsimilar? thanks Arman. On Wed, Sep 27, 2017 at 1:20 PM, Karan Sandha wrote: > Hi Collin, > > During our arbiter latency testing for completion of ops we found the > below results:- an arbiter node in

Re: [Gluster-users] Bandwidth and latency requirements

2017-09-27 Thread Karan Sandha
Hi Collin, During our arbiter latency testing for completion of ops we found the below results:- an arbiter node in another data centre and both the data bricks in the same data centre, 1) File-size 1 KB (1 files ) 2) mkdir Latency 5ms 10ms 20ms 50ms 100ms 200ms Ops Create 755 sec

[Gluster-users] Bandwidth and latency requirements

2017-09-25 Thread Colin Coe
Hi all I've googled but can't find an answer to my question. I have two data centers. Currently, I have a replica (count of 2 plus arbiter) in one data center but is used by both. I want to change this to be a distributed replica across the two data centers. There is a 20Mbps pipe and approx 2