[systemd-devel] udev took too long to start

microcai microcai at fedoraproject.org
Wed May 18 03:14:08 PDT 2011


于 2011年05月18日 17:54, fykcee1 at gmail.com 写道:
> Hi,
> 
> udev.service doesn't include 'settle' action, it is simplely because
> udev starting/adding spends some time.
> 
> Many services depends on udev directly or indirectly, so the boot
> process is serialized when udev starting.
> 
> Currently, systemd is deeply integrated with udev, it was not easy to
> "First do coldplug stage which is not using udev, and then do hotplug
> later through udev".

I'm not saying to rip-out udev, but speed up the udev.

> 
> 
> 2011/5/18 microcai <microcai at fedoraproject.org>
>>
>> OK, here is my problem:
>>
>>
>> udev and systemd are from systemd overlay.
>>
>> udev is udev-168-r1
>> systemd is systemd-26
>>
>> All compiled with CFLAGS="-Os -march=native"
>>
>> systemd-analyze plot have problem generationg SVG file, so I change the
>> code to make a PDF.
>>
>>
>> Will anyone please lookat my boot analyze PDF?
>>
>> Why udev took so long to settle down ?!
>>
>> Thanks.
>>
>> _______________________________________________
>> systemd-devel mailing list
>> systemd-devel at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/systemd-devel
>>
> 
> 
> 
> --
> Regards,
> - cee1


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