[Lxc-users] What should 'uptime' say inside an lxc container?

Serge Hallyn serge.hallyn at canonical.com
Mon Sep 10 18:17:22 UTC 2012


Quoting Dan Kegel (dank at kegel.com):
> 'uptime' seems to be the uptime of the host, not of the guest.  Is
> that intended?

"intended", no.  expected, yes.  Recent lkml discussions suggest that the
proper fix for this will be to impelement a new library to sit between
/proc files (like /proc/uptime) and applications.  In a container, this
could read a lxc-profiled file instead of /proc/uptime.

Work on that has not yet started though.  In the past, using a fuse
filesystem which sits on top of /proc has been considered, and Daniel
even had a prototype of one for a few files.  Not sure if uptime was
one of them.

-serge




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