* it instructs the kernel to skip 'getfattr'<br> <br> <blockquote style="margin: 0 0 20px 0;"> <div style="font-family:Roboto, sans-serif; color:#6D00F6;"> <div>On Mon, Apr 4, 2022 at 23:04, Strahil Nikolov</div><div><hunter86_bg@yahoo.com> wrote:</div> </div> <div style="padding: 10px 0 0 20px; margin: 10px 0 0 0; border-left: 1px solid #6D00F6;"> <div id="yiv7166561846"><div>I agree. Also it has a typo.Obviously I needed more coffee or a bigger break.<div><br clear="none"><div>It should be treated as 'relatime/noatime reduce the ammount of I/O requests to your brick physical device , which increases performance by reducing unnecessary IOPS'</div><div><br clear="none"></div><div>Same is valid for SELINUX's mount option:</div><div>context="system_u:object_r:glusterd_brick_t:s0" . It instructs the kernel to 'getfattr' each file in the brick as it has a specific selinux context (this case Gluster brick files), thus reducing unnecessary IOPS.</div><div><br clear="none"></div><div><br clear="none"></div><div><br clear="none"></div><div>Best Regards,</div><div>Strahil Nikolov<br clear="none"> <br clear="none"> <div id="yiv7166561846yqt18695" class="yiv7166561846yqt0428834897"><blockquote style="margin:0 0 20px 0;"> <div style="font-family:Roboto, sans-serif;color:#6D00F6;"> <div>On Mon, Apr 4, 2022 at 9:41, Diego Zuccato</div><div><diego.zuccato@unibo.it> wrote:</div> </div> <div style="padding:10px 0 0 20px;margin:10px 0 0 0;border-left:1px solid #6D00F6;"> Il 03/04/2022 16:36, Strahil Nikolov ha scritto:<br clear="none"><br clear="none">> Using relative/noatime mount option reduces the I/O to the brick device.IMVHO this sentence could cause misunderstandings. :)<br clear="none">It could be read like "noatime slows down your brick" while, IIUC, it <br clear="none">really means it *improves* the brick's performance by reducing the <br clear="none">number of "housekeeping" IOs.<br clear="none"><br clear="none">-- <br clear="none">Diego Zuccato<br clear="none">DIFA - Dip. di Fisica e Astronomia<br clear="none">Servizi Informatici<br clear="none">Alma Mater Studiorum - Università di Bologna<br clear="none">V.le Berti-Pichat 6/2 - 40127 Bologna - Italy<br clear="none">tel.: +39 051 20 95786<div id="yiv7166561846yqtfd72375" class="yiv7166561846yqt4159721566"><br clear="none">________<br clear="none"><br clear="none"><br clear="none"><br clear="none">Community Meeting Calendar:<br clear="none"><br clear="none">Schedule -<br clear="none">Every 2nd and 4th Tuesday at 14:30 IST / 09:00 UTC<br clear="none">Bridge: <a rel="nofollow noopener noreferrer" shape="rect" target="_blank" href="https://meet.google.com/cpu-eiue-hvk">https://meet.google.com/cpu-eiue-hvk</a><br clear="none">Gluster-users mailing list<br clear="none"><a rel="nofollow noopener noreferrer" shape="rect" ymailto="mailto:Gluster-users@gluster.org" target="_blank" href="mailto:Gluster-users@gluster.org">Gluster-users@gluster.org</a><br clear="none"><a rel="nofollow noopener noreferrer" shape="rect" target="_blank" href="https://lists.gluster.org/mailman/listinfo/gluster-users">https://lists.gluster.org/mailman/listinfo/gluster-users</a><br clear="none"></div> </div> </blockquote></div></div></div></div></div> </div> </blockquote>