On 09/21/2017 07:02 PM, Fred Smith wrote: > On Thu, Sep 21, 2017 at 11:45:12AM -0700, Jim Perrin wrote: >> Last week we noticed that the default scheduler isn't being set properly >> in CentOS 7. I haven't checked this for CentOS 6, but it might be worth >> exploring. >> >> The TL;DR is unless you're running CentOS 7 on a laptop or as a virtual >> guest, you should probably run 'tuned-adm profile throughput-performance' >> >> I wrote up the full details here -> >> http://jperrin.org/centos/boosting-centos-server-performance/ > > Cool. thanks! > > I have noticed (without being quite sure what to do about it) that > my Centos 7 desktop (six core AMD Vishera) seems sluggish at times, > when there doesn't seem to be much running that should be a system > hog. I'll see if this change helps resolve that. > > Does running the command shown there make a permanent change, i.e., > one that survives reboot? > > Yes. This command will drop an 'active-profile' file in /etc/tuned that will be used and survive reboots, kernel updates, etc. -- Jim Perrin The CentOS Project | http://www.centos.org twitter: @BitIntegrity | GPG Key: FA09AD77