On Tuesday 08 July 2008 11:12:53 Hakan Koseoglu wrote: > Anne Wilson wrote: > > On Tuesday 08 July 2008 00:51:59 Florin Andrei wrote: > >> Bottom line: disable atime on all systems unless you _really_ need to do > >> disk forensics. You will see a performance improvement in almost every > >> scenario. > > > > I'd like to try this on this laptop. How do you do it? > > Put noatime in the options bit on the fstab and that should do the > trick. For details, see "man 8 mount". > You can have noatime, nodiratime (I am not sue if this is covered with > the first option, really). > > The "defaults" key word usually maps to: rw, suid, > dev,exec,auto,nouser,async > > On top of that atime is also is used as a default. > > Once you remount your partition, mount should report like: > /dev/sda1 on /data8 type ext3 (rw,noatime) > > Works here. :) > So I need to do this for local mounts, or for all mounts? I have /, home, two windows partitions and some nfs mounts. The reason I want to try it is that the laptop appears to be running much hotter under KDE4 than it did under KDE3, so I want to test whether over-frequent updates is the reason or not. For instance, if I minimise this message then maximise it again, the fan will start. Obviously, if there was a problem with the temp mounting I would take it out again. Anne