Slow initialization of something during boot

[আনন্দ কুমার সমাদ্দার Ananda Samaddar]

On Tue, 13 Aug 2013 12:49:13 -0400
Frank <beacon at videotron.ca> wrote:

> Since I made the switch to a 64 bit machine (still using 32 bit
> Fedora 19) there is a long delay just before lightdm comes up with
> the login screen.
> Can someone take a look at this output and perhaps point out why and
> where it's occurring ? By the way I don't use LVM or raid...can I
> disable these services? What;s the best way to do that. Even so the
> time they take doesn't account for the 6-7 second delay after booting
> before lightdm comes up.
> 
> Thanks for any help
> 
> 
> [frank at localhost ~]$ sudo systemd-analyze blame
>           19.698s NetworkManager.service
>           19.597s accounts-daemon.service
>           18.723s chronyd.service
>           18.567s lightdm.service
>            2.406s lvm2-monitor.service
>            2.317s dmraid-activation.service
>            1.487s systemd-udev-settle.service
>            1.467s systemd-tmpfiles-setup-dev.service
>            1.152s fedora-loadmodules.service
>            1.074s systemd-fsck-root.service
>             706ms polkit.service
>             656ms systemd-sysctl.service
>             581ms fedora-readonly.service
>             537ms systemd-logind.service
>             510ms sys-kernel-debug.mount
>             508ms dev-mqueue.mount
>             508ms rtkit-daemon.service
>             505ms dev-hugepages.mount
>             500ms media-debian.mount
>             485ms tmp.mount
>             353ms systemd-udev-trigger.service
>             294ms plymouth-start.service
>             265ms systemd-readahead-replay.service
>             243ms lvm2-lvmetad.service
>             216ms systemd-random-seed-load.service
>             165ms sys-kernel-config.mount
>             156ms systemd-readahead-collect.service
>             152ms systemd-remount-fs.service
>             138ms systemd-tmpfiles-setup.service
>              89ms plymouth-read-write.service
>              88ms plymouth-quit.service
>              86ms plymouth-quit-wait.service
>              70ms systemd-udevd.service
>              34ms systemd-user-sessions.service
>              32ms livesys.service
>              27ms home-frank-external.mount
>              25ms livesys-late.service
>              21ms systemd-vconsole-setup.service
>              13ms auditd.service
>              10ms systemd-journal-flush.service
>               3ms rpcbind.service
>               3ms systemd-update-utmp-runlevel.service
>               1ms systemd-readahead-done.service

Can you not use bootchart to visualise this and find the culprit?

Ananda
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