Start by checking the host's syslog (right after reproducing the failure in the container) and look for DENIED messages. Report them here.
Then do strace -f -ostrace.out whatever-command-you-run-that-fails in the container. Look at the output of egrep -e '(EPERM|EACCES)' strace.out (or send it here) -serge Quoting JPS ([email protected]): > thanks for the advice but I'm not very skilled in linux, so eacess > or eperm don't ring a bell. > Before I used an OpenZV container and that worked fine. > Unfortunately Proxmox decided to switch to lxc........ > > > > Op di, 13 okt 2015 om 3:55 , schreef Serge Hallyn > <[email protected]>: > >Don't know anything about it, but I'd try stracing the software > >to see whether there are any EACESS or EPERMs or whether there > >are any other paths under /dev or /sys which get ENOENT and > >should be bind-mounted in. > > > >Quoting JPS ([email protected]): > >> I have a rfxcom 433 mHz transceiver > >> (http://www.rfxcom.com/epages/78165469.sf/nl_NL/?ObjectPath=/Shops/78165469/Products/14103). > >> It is connected via usb and controls some domotica switches on the > >> 433mHz frequency. > >> > >> In the domotica software is shows up as serial device on > >>/dev/ttyUSB0 > >> > >> I can't get it to work properly in a lxc container running debian > >> jessie. > >> > >> I added this to the lxc.conf, but with no luck: > >> lxc.cgroup.devices.allow: c 189:* rwm > >> lxc.mount.entry: /dev/bus/usb/002 dev/bus/usb/002 none > >> bind,optional,create=dir > >> lxc.mount.entry: /dev/ttyUSB0 dev/ttyUSB0 none > >>bind,optional,create=file > >> > >> Then i gave following command on the host (debian jessie): > >> lxc-device add -n 112 /dev/ttyUSB0 /dev/ttyUSB0 > >> > >> Now the device shows up in the lxc container, but now the domotica > >> software can only transmit signals, not receive. > >> > >> On the host: > >> root@server:~# lsusb > >> Bus 002 Device 005: ID 0403:6001 Future Technology Devices > >> International, Ltd FT232 USB-Serial (UART) ICroot@proxmox:~# ls -l > >> > >> root@server:~/dev/bus/usb/002/005 > >> crw-rw-r-- 1 root root 189, 132 Oct 10 14:09 /dev/bus/usb/002/005 > >> > >> > >> Any idea how to solve this? > >> > >> Regards, Jasper > > > >> _______________________________________________ > >> 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 _______________________________________________ lxc-users mailing list [email protected] http://lists.linuxcontainers.org/listinfo/lxc-users
