On Sat, 2017-04-08 at 11:26 +0100, Patrick O'Callaghan wrote:
On Sat, 2017-04-08 at 08:06 +0100, Terry Barnaby wrote:
> On a laptop I have, a Thinkpad T410, i5 4 core 2.6GHz, 4G RAM, Spinning
> 1 TByte 7200rpm disk (110 MBytes/s sequential reed speed) I get the
> following rough figures:
>
> Windows7 to login screen: 24s
> Windows7 from login screen to desktop: 10s
> Windows7 overall: 34s
>
> Fedora25/KDE to login screen: 50s (1:46 when updatedb runs)
> Fedora25/KDE from login screen to desktop: 50s
> Fedora25/KDE overall: 1:40 (-> 2:36 when updatedb is running)
>
> I get similar but slightly faster speeds on desktop i5 systems, again
> with spinning disks. SSD systems I have are faster (It does seem to be
> disk bound) but still not that quick.
>
> It is starting to get noticeable/an issue these days and getting
> embarrassing when going to meetings with a Linux Laptop !
On my i7 desktop (booting from SSD) it's typically under 10 seconds
from BIOS to login screen.
Maybe try "systemd-analyze --blame".
In fact "systemd-analyze critical-chain" is probably more useful.
poc