Boot speedup with readahead
Harald Hoyer
harald at redhat.com
Mon Sep 8 13:48:03 UTC 2008
Eric Sandeen schrieb:
> Harald Hoyer wrote:
>> Hello fellow Fedora developers,
>>
>> recently readahead was modified to adapt to system file changes and to start very early in the boot process
>> via upstart.
>
> Glad to see that! Sorry I helped put the hammer down on older readahead
> in the F8 era... but it was pretty broken back then ... ;)
>
>> I would like to encourage you to test readahead-1.4.5-3.fc10 from rawhide (even possible on F9), which I built
>> some minutes ago. It may take a day to reach your local mirror.
>>
>> # yum --enablerepo=rawhide install readahead
>> or
>> # yum --enablerepo=rawhide update readahead
>>
>> With the next reboot readahead-collector runs and collects the information which files are used during the
>> boot process. The next reboot then, readahead read ahead those files and the boot process (from init start to
>> gdm login screen) should be approx. 10% faster.
>
> So when / how often does readahead-collector run now?
>
> Thanks,
> -Eric
Every month.
/etc/cron.monthly/readahead-monthly.cron
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