<div dir="auto"><div><div class="gmail_quote"><blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto">Hey everyone!<div dir="auto">I have deployed gluster on 3 nodes with 4 SSDs each and 10Gb Ethernet connection.</div><div dir="auto"><br></div><div dir="auto">The storage is configured with 3 gluster volumes, every volume has 12 bricks (4 bricks on every server, 1 per ssd in the server).</div><div dir="auto"><br></div><div dir="auto">With the 'features.shard' off option my writing speed (using the 'dd' command) is approximately 250 Mbs and when the feature is on the writing speed is around 130mbs.</div><div dir="auto"><br></div><div dir="auto">--------- gluster version 3.8.13 --------</div><div dir="auto"><br></div><div dir="auto">Volume name: data</div><div dir="auto">Number of bricks : 4 * 3 = 12</div><div dir="auto">Bricks:</div><div dir="auto">Brick1: server1:/brick/data1</div><div dir="auto">Brick2: server1:/brick/data2</div><div dir="auto">Brick3: server1:/brick/data3</div><div dir="auto">Brick4: server1:/brick/data4</div><div dir="auto">Brick5: server2:/brick/data1</div><div dir="auto">.</div><div dir="auto">.</div><div dir="auto">.</div><div dir="auto">Options reconfigure:</div><div dir="auto">Performance.strict-o-direct: off</div><div dir="auto">Cluster.nufa: off</div><div dir="auto">Features.shard-block-size: 512MB</div><div dir="auto">Features.shard: on</div><div dir="auto">Cluster.server-quorum-type: server</div><div dir="auto">Cluster.quorum-type: auto</div><div dir="auto">Cluster.eager-lock: enable</div><div dir="auto">Network.remote-dio: on</div><div dir="auto">Performance.readdir-ahead: on</div><div dir="auto"><br></div><div dir="auto">Any idea on how to improve my performance?</div><div dir="auto"><br></div></div>
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