<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12pt"><div class="" style="">Hi,</div><div class="" style=""><br class="" style=""></div><div class="" style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; background-color: transparent; font-style: normal;">I am trying to enable dev loop access in LXC and set up glusterFS server volume on the loop dev.</div><div class="" style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif; background-color: transparent; font-style: normal;">I add the following line to /var/lib/lxc/local-server-7/config</div><div class="" style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande',
sans-serif; background-color: transparent; font-style: normal;"><span style="font-family: Helvetica; font-size: 12px;" class=""> lxc.cgroup.devices.allow = b 7:* rwm</span><br class="" style=""></div><div class="" style="color: rgb(0, 0, 0); background-color: transparent; font-style: normal;"><font face="Helvetica" class="" style=""><span style="font-size: 12px;" class="">The container failed to start with the new config.</span></font></div><div class="" style=""><br class="" style=""></div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">ubuntu@bpcluster1:~$ sudo lxc-start -n local-server-7 </div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc-start: write /sys/fs/cgroup/devices//lxc/local-server-7/devices.allow :
Invalid argument</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc-start: failed to setup the cgroups for 'local-server-7'</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc-start: failed to setup the container</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc-start: invalid sequence number 1. expected 2</div><div style="background-color: transparent;" class="">
</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc-start: failed to spawn 'local-server-7</div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""><span style="font-size: 12px; font-family: Helvetica; background-color: transparent; color: rgb(0, 0, 0);" class=""><br class="" style=""></span></div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0); background-color: transparent; font-style: normal;" class=""><span style="font-size: 12px; font-family: Helvetica; background-color: transparent; color: rgb(0, 0, 0);" class=""><br class="" style=""></span></div><div style="margin-top: 0px; margin-bottom: 0px; font-size: 12px; font-family: Helvetica; color: rgb(0, 0, 0);
background-color: transparent; font-style: normal;" class=""><span style="font-size: 12px; font-family: Helvetica; background-color: transparent; color: rgb(0, 0, 0);" class="">The following are the cgroup related setup in the config before adding the new line. Is the dev loop conflict with the existing one? </span></div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""># uncomment the next line to run the container unconfined:</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">#lxc.aa_profile = unconfined</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200); min-height: 13px;" class=""><br class="" style=""></div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255,
255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.deny = a</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""># Allow any mknod (but not using the node)</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c *:* m</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = b *:* m</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""># /dev/null and zero</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 1:3 rwm</div><div
style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 1:5 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""># consoles</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 5:1 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 5:0 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">#lxc.cgroup.devices.allow = c 4:0 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color:
rgb(44, 103, 200);" class="">#lxc.cgroup.devices.allow = c 4:1 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""># /dev/{,u}random</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 1:9 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 1:8 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 136:* rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 5:2 rwm</div><div style="margin:
0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200); min-height: 13px;" class=""><br class="" style=""></div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class=""># rtc</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 254:0 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">#fuse</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 10:229 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">#tun</div><div
style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 10:200 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">#full</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 1:7 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">#hpet</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 10:228 rwm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);"
class="">#kvm</div><div style="margin: 0px; font-size: 11px; font-family: Menlo; color: rgb(255, 255, 255); background-color: rgb(44, 103, 200);" class="">lxc.cgroup.devices.allow = c 10:232 rwm</div><div class="" style=""><span style="font-size: 12px; font-family: Helvetica; background-color: transparent; color: rgb(0, 0, 0);" class=""><br class="" style=""></span></div><div class="" style=""><span style="font-size: 12px; font-family: Helvetica; background-color: transparent; color: rgb(0, 0, 0);" class="">Thanks.</span></div><div class="" style=""><font face="Helvetica"><span style="font-size: 12px;">//Bin</span></font></div></div></body></html>