[lxc-users] LXCFS install issue

Wed May 6 23:43:07 UTC 2015

I'm getting the same error as https://github.com/lxc/lxcfs/issues/24

Any fix or work-around on this? Please let me know.

Thanks

On Mon, May 4, 2015 at 3:16 PM, Rajasekar Darapuram <raj at robinsystems.com>
wrote:

> "lxc-create -n sample4 -t ubuntu" => works fine
> on  lxc-start I get this issue, where lxcfs is getting crashed  (i
> manaully started lxcfs to see the logs)...
>
> root at ubuntu:/home/ubuntu/lxcfs-0.6# lxc-start -n sample4
> root at ubuntu:/home/ubuntu/lxcfs-0.6# fuse: read too many bytes
> fuse: writing device: Invalid argument
> fuse: read too many bytes
> fuse: writing device: Invalid argument
> *** Error in `./lxcfs': double free or corruption (!prev):
> 0x00000000014c11f0 ***
>
> [1]+  Exit 134                sudo ./lxcfs -s -f -o allow_other
> /var/lib/lxcfs
> root at ubuntu:/home/ubuntu/lxcfs-0.6#
>
> Please let me know
>
>
> On Thu, Apr 30, 2015 at 10:35 AM, Rajasekar Darapuram <
> raj at robinsystems.com> wrote:
>
>> After more research..this is what I found
>> I have 2 test machines...will get hardware details for comaprision (from
>> our hardware team)..
>> LXCFS works fine on 1 machine, while i get the issue on other machine
>> (same ISO, same LXC, LXCFS debs etc)..
>> then I installed the latest Ubuntu 14.04.2 iso (which has latest kernel
>> etc) on the machine which was failing and I still get the same issue....
>>
>> fuse error and proc not mounted (when i attach to the containers)..Is
>> there any hardware requirements for FUSE or LXCFS?
>>
>> One weird thing is on my local laptop, I used to have LXC/LXCFS
>> running..now when i installed latest lxc/lxcfs and start a container I get
>> this error on my local laptop
>>
>> root at Local-Raj:/home/raj# lxc-start -n today2
>> lxc-start: lxc_start.c: main: 344 The container failed to start.
>> lxc-start: lxc_start.c: main: 346 To get more details, run the container
>> in foreground mode.
>> lxc-start: lxc_start.c: main: 348 Additional information can be obtained
>> by setting the --logfile and --logpriority options.
>> root at Local-Raj:/home/raj# lxc-start -F -n today2
>> lxc-start: conf.c: setup_caps: 2126 unknown capability mac_admin
>> lxc-start: conf.c: lxc_setup: 3917 failed to drop capabilities
>> lxc-start: start.c: do_start: 699 failed to setup the container
>> lxc-start: sync.c: __sync_wait: 51 invalid sequence number 1. expected 2
>> lxc-start: start.c: __lxc_start: 1157 failed to spawn 'today2'
>> lxc-start: lxc_start.c: main: 344 The container failed to start.
>> lxc-start: lxc_start.c: main: 348 Additional information can be obtained
>> by setting the --logfile and --logpriority options.
>>
>>
>>
>> Thanks
>> Raj
>>
>> On Thu, Apr 30, 2015 at 9:13 AM, Serge Hallyn <serge.hallyn at ubuntu.com>
>> wrote:
>>
>>> I use lxcfs on a 3.13 kernel on one machine with no problems.
>>>
>>> Quoting Rajasekar Darapuram (raj at robinsystems.com):
>>> > BTW we are using kernel 3.13 kernel..can that be any issue?
>>> >
>>> > On Wed, Apr 29, 2015 at 6:56 PM, Rajasekar Darapuram <
>>> raj at robinsystems.com>
>>> > wrote:
>>> >
>>> > > I'm getting the same error even for PPA based install....
>>> > >  I just rebuilt an ISO with no older versions of LX, installed
>>> latest from
>>> > > PPA
>>> > > and tried creating a container..
>>> > > i get the same error.
>>> > >
>>> > > Thanks
>>> > > Raj
>>> > >
>>> > > On Wed, Apr 29, 2015 at 5:48 PM, Rajasekar Darapuram <
>>> raj at robinsystems.com
>>> > > > wrote:
>>> > >
>>> > >> Recently this issue has been happening even when I install it
>>> directly
>>> > >> from PPA...
>>> > >> the original ISO installed had older version of LXC..so I was
>>> removing
>>> > >> that and cgmanager, adding the ppa:ubuntu/lxc/daily and installing
>>> the
>>> > >> latest one..
>>> > >> then i'm creating the container using the command
>>> > >> lxc-create -n sample1 -t ubuntu
>>> > >> and when i attach to the container, I run ps, i get the issue..
>>> > >> the temporary fix is...when i run fusermount -uz on /proc/stat,
>>> diskstats
>>> > >>  meminfo, cpuinfo and uptime files, then ps seems to be working
>>> fine..
>>> > >> SOmehow these files are not being mounted properly...no idea why..
>>> > >>
>>> > >> anyways I just rebuilt an ISO with no older versions of
>>> LXC...installing
>>> > >> now..will update you again, how it goes..
>>> > >>
>>> > >> thanks a lot for your help.
>>> > >>
>>> > >> THanks
>>> > >> Raj
>>> > >>
>>> > >> On Wed, Apr 29, 2015 at 5:32 PM, Serge Hallyn <
>>> serge.hallyn at ubuntu.com>
>>> > >> wrote:
>>> > >>
>>> > >>> Quoting Rajasekar Darapuram (raj at robinsystems.com):
>>> > >>> > here's the log from /var/log/upstart/lxcfs.log
>>> > >>> >
>>> > >>> > fuse: read too many bytes
>>> > >>> > fuse: writing device: Invalid argument
>>> > >>>
>>> > >>> This sounds like a fuse error.
>>> > >>>
>>> > >>> In
>>> > >>>
>>> https://lists.linuxcontainers.org/pipermail/lxc-users/2015-April/009003.html
>>> > >>> you said that it worked fine using the ppa package, but fails when
>>> you
>>> > >>> build
>>> > >>> it yourself.  Is that still the case?
>>> > >>>
>>> > >>
>>> > >>
>>> > >
>>>
>>
>>
>
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