I have filed it as requested. I added a link to a strace of dash when running the command for comparison sake. Robert Pendell [email protected] A perfect world is one of chaos. Keybase: http://keybase.io/shinji257
On Mon, Jun 8, 2015 at 11:25 AM, Serge Hallyn <[email protected]> wrote: > Interesting! I can reproduce it trivially. > > This is most likely a result of the change to using direct io. This causes a > stat to return size 0. Would you mind filing an issue at > github.com/lxc/lxcfs/issues ? I expect that a quick look at the cat and dash > sources will show us whether dash needs a patch or whether lxcfs should be > providing anohter hint about the fact that its /proc files should be read to > get the full size. > > Quoting Robert Pendell ([email protected]): >> Ok. I'm left scratching a little. When running under 0.9 (latest >> code compiled from git) dash behaves in a weird way inside the >> container. This behavior is non reproducable on 0.7. When doing the >> same experiment using bash instead it does not reproduce so this is >> application specific from what I can tell. Running strace on lxcfs did >> give some interesting insight into this. >> >> While running this: read b c < /proc/uptime >> from dash inside the container 0.7 gives appropriate data where 0.9 >> returns /0 for unknown reasons. >> Using cat from dash works as expected. Running that same command >> above from within bash also gives the expected results. >> >> This discovery was made while using byobu since I had it reporting >> uptime and after updating the binary it started reporting "s" for >> uptime. >> >> Robert Pendell >> [email protected] >> A perfect world is one of chaos. >> Keybase: http://keybase.io/shinji257 >> _______________________________________________ >> lxc-users mailing list >> [email protected] >> http://lists.linuxcontainers.org/listinfo/lxc-users > _______________________________________________ > lxc-users mailing list > [email protected] > http://lists.linuxcontainers.org/listinfo/lxc-users _______________________________________________ lxc-users mailing list [email protected] http://lists.linuxcontainers.org/listinfo/lxc-users
