108 seconds to start F18 64

Felix Miata mrmazda at earthlink.net
Mon Jan 7 23:22:45 UTC 2013


On 2013-01-07 18:05 (GMT-0500) Felix Miata composed:

> On 2013-01-07 12:46 (GMT+0100) Matthias Runge composed:

>> On 01/07/2013 12:28 PM, Felix Miata wrote:

>>> Also, several seconds for login prompt to appear on each tty where
>>> not previously used on that boot.

>>> cmdline: root=LABEL=h50root13 rd.md=0 rd.lvm=0 rd.dm=0 SYSFONT=True
>>> KEYTABLE=us rd.luks=0 video=1024x768 LANG=en_US.UTF-8
>>> splash=verbose video=1152x864 at 70 3

>>> /var/log/boot.log:
>>> http://fm.no-ip.com/Tmp/Linux/bootlog-f18-big41.txt

>>> What needs to be installed to capture messages from before
>>> reaching target Basic System? tty1 is cleared, and I can never
>>> remember how to prevent that, or find instructions to do so, since
>>> systemd replaced sysvinit. :-(

>> Instead you should:

>> yum install systemd-analyze

>> and then execute systemd-analyze blame
>> or systemd-analyze plot > bootchart.svg
>> (probably the latter, and please post that graphic somewhere)

> Thanks!

> http://fm.no-ip.com/Tmp/Linux/bootchart-big41-f18.svg

> FWIW, on the 98s boot in this graphic, the occasional use eSATA device
> counted within the 108s was powered down.

Another with the eSATA device powered at POST, and with clock corrected for 
non-working NTP (0.5s shorter):
http://fm.no-ip.com/Tmp/Linux/bootchart-big41-f18b.svg

Waiting on every login prompt on a tty is very annoying. Can they be 
configured to start at boot instead of on demand? When booting with 3 on 
cmdline it seems nuts that they don't.
-- 
"The wise are known for their understanding, and pleasant
words are persuasive." Proverbs 16:21 (New Living Translation)

  Team OS/2 ** Reg. Linux User #211409 ** a11y rocks!

Felix Miata  ***  http://fm.no-ip.com/


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