[CentOS] C7, systemd, say what?!

Wed Jun 7 15:24:06 UTC 2017
James Hogarth <james.hogarth at gmail.com>

On 7 June 2017 at 16:13,  <m.roth at 5-cent.us> wrote:
> Matthew Miller wrote:
>> On Wed, Jun 07, 2017 at 10:10:14AM -0400, m.roth at 5-cent.us wrote:
>>> I just updated a system - as in minutes ago, and log back in after it
>>> reboots, and this is in dmesg:
>>> [   88.202272] systemd-readahead[484]:
>>> open(/var/tmp/dracut.fP4yj1/initramfs/usr/bin/loginctl) failed: Too many
>>> levels of symbolic links
>>> [   88.202515] systemd-readahead[484]:
>>> open(/var/tmp/dracut.fP4yj1/initramfs/usr/lib/systemd/system/dracut-emergency.service)
>>> failed: Too many levels of symbolic links
>>> Anyone know what this is - some weird bug, a garbage message?
>> systemd-readahead is just trying to pre-cache stuff into memory so boot
>> time is faster. I'm not sure eaxctly what's going on here but that
>> message is typical of having a loop in your symbolic links (which can
>> easily happen with relative links).
>> I'm not quite sure what *exactly* is going on, but it looks like maybe
>> dracut temp files didn't get cleaned up properly and that they contain
>> such a loop. I bet you can just rm -rf /var/tmp/dracut.fP4yj1.
> Thanks for the info. Now, why it shouldn't have cleaned itself up when I
> gave it the reboot command... I see too many (that's defined as more than
> zero) cases where systemd WANTS TO BOOT FAST, and doesn't wait for things
> to finish - sush as not getting the hostname from dhcp, and so having to
> hardcode the name instead.
> Systemd, as I've said before, seems to be targeted towards laptops. Not
> servers. Not workstations. *bleah*

Mark stop with the flame baiting please.

This is nothing systemd specific - and keep in mind /var/tmp is a
persistent temp area unlike /tmp which as it's tmpfs by default is of
course emptie don boot.