<div dir="ltr"><div dir="ltr"><div>Works with same latency for me on 3.12.15</div><div>Only problem is that read and write gets slow.</div><div> If you host VMs having hypervisor use gfapi: writes will be acceptable, but read will wonder through nodes, obviously slowing down. 0.3 to 13 ms x 2 around 100 times slower.<br></div><div><br></div><div>There is select local and latency(and queue) read replica selection functionality in progress <a href="https://github.com/gluster/glusterfs/issues/520">https://github.com/gluster/glusterfs/issues/520</a><br></div></div><div>Plus halo writes from facehook to make writes replicate on background.</div><div>Though I was unable to confirm readiness of any of above functionality in practice. You can follow or file github issues.</div><div><br></div><div>v<br></div><div><br></div><div><br></div><div class="gmail_quote"><div dir="ltr">On Tue, Nov 13, 2018 at 7:32 AM Oğuz Yarımtepe <<a href="mailto:oguzyarimtepe@gmail.com">oguzyarimtepe@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi,<div><br></div><div>I have 4 node GlusterFS running on two different locations in replicated mode. The nodes are splitted equally and the latency is 0.3ms. So i have no problem about replicating so far. </div><div><br></div><div>Now i want to add two more node at another distance that has |13ms latency. Is it said that replication will not be running in a good way and thing may get obscured and it is not suggested to use in that much latencies.</div><div><br></div><div>What is the latency limit for GlusterFS while using replicated mode?</div><div><div><br></div>-- <br><div dir="ltr" class="m_-1851990059307200725gmail_signature" data-smartmail="gmail_signature">Oğuz Yarımtepe<br><a href="http://about.me/oguzy" target="_blank">http://about.me/oguzy</a></div></div></div>
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