https://community.solidigm.com/t5/solid-state-drives-nand/is-none-the-correct-linux-i-o-scheduler-to-use/m-p/11309#M2695 <P>Hi zperry,</P><P></P><P>My best recommendation is to post your question here:</P><P><A href="https://01.org/" rel="nofollow noopener noreferrer">https://01.org/</A> <A href="https://01.org/" rel="nofollow noopener noreferrer">https://01.org/</A></P><P></P><P>Kevin M</P> Mon, 29 Dec 2014 15:16:21 GMT Kevin_M_Intel 2014-12-29T15:16:21Z https://community.solidigm.com/t5/solid-state-drives-nand/is-none-the-correct-linux-i-o-scheduler-to-use/m-p/11308#M2694 <P>We have got a few new Intel P3700 800GB NVMe Gen3 PCIe SSD cards. We put them into a few brand new servers and kickstarted them with CentOS 7. After installation, I was surprised to find that </P><P></P><P>[root@sc2u0n0 ~]# cat /sys/block/nvme0n1/queue/scheduler </P><P>none</P><P></P><P>I couldn't find this scheduler option anywhere, definitely not from <A href="https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/block/switching-sched.txt?id=HEAD" rel="nofollow noopener noreferrer">https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/block/switching-sched.txt?id=HEAD</A> the official Linux doc on <A href="http://kernel.org" rel="nofollow noopener noreferrer">kernel.org</A>. Can anyone confirm that this is the correct setting? Or if not, do I need to change it to say noop?</P><P></P><P>Thanks,</P><P></P><P>--Zack</P> Sat, 27 Dec 2014 06:44:01 GMT https://community.solidigm.com/t5/solid-state-drives-nand/is-none-the-correct-linux-i-o-scheduler-to-use/m-p/11308#M2694 idata 2014-12-27T06:44:01Z https://community.solidigm.com/t5/solid-state-drives-nand/is-none-the-correct-linux-i-o-scheduler-to-use/m-p/11309#M2695 <P>Hi zperry,</P><P></P><P>My best recommendation is to post your question here:</P><P><A href="https://01.org/" rel="nofollow noopener noreferrer">https://01.org/</A> <A href="https://01.org/" rel="nofollow noopener noreferrer">https://01.org/</A></P><P></P><P>Kevin M</P> Mon, 29 Dec 2014 15:16:21 GMT https://community.solidigm.com/t5/solid-state-drives-nand/is-none-the-correct-linux-i-o-scheduler-to-use/m-p/11309#M2695 Kevin_M_Intel 2014-12-29T15:16:21Z