On 05/23/2013 01:46 AM, Tamas Papp wrote: > On 05/23/2013 04:27 AM, Stéphane Graber wrote: >> Oops, looks like I broke lxc-ls --fancy with my recent get_ips() API >> change. I'll fix it directly to staging (trivial fix) and trigger a new >> daily build, you should be able to update to a fixed package in the next >> couple of hours. >> > > hi, > > Although the the package is not here, I downloaded the raw file from > github, and the function is indeed fixed. > > Though still there is the FUTEX_WAIT error > strace -ff lxc-ls --fancy: > > > [...] > geteuid() = 0 > statfs("/dev/shm", {f_type=0x1021994, f_bsize=4096, f_blocks=16498192, > f_bfree=16498156, f_bavail=16498156, f_files=16498192, f_ffree=16498155, > f_fsid={0, 0}, f_namelen=255, f_frsize=4096}) = 0 > futex(0x7ff06b4cc31c, FUTEX_WAKE_PRIVATE, 2147483647) = 0 > open("/dev/shm/sem.lxcapi.jcb-vmc02", O_RDWR|O_NOFOLLOW) = 3 > fstat(3, {st_mode=S_IFREG|0640, st_size=32, ...}) = 0 > mmap(NULL, 32, PROT_READ|PROT_WRITE, MAP_SHARED, 3, 0) = 0x7ff06b65d000 > close(3) = 0 > stat("/var/lib/lxc/jcb-vmc02/config", {st_mode=S_IFREG|0644, > st_size=1293, ...}) = 0 > futex(0x7ff06b65d000, FUTEX_WAIT, 0, NULL > > > And it's waiting here... > > What is it waiting for? > I quite lost now.. > > Thanks, > tamas
That looks like broken locking, though Serge would know for sure. You may want to try clearing /dev/shm/*lxc* and see if that fixes the problem (not usually recommended as those locks are there for a reason). -- Stéphane Graber Ubuntu developer http://www.ubuntu.com
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