** Description changed: + == SRU Justification, Xenial, Artful, Bionic == + + When outside a lxd container with zfs storage, zfs list or zpool status + either returns or reports what's going on. + + When inside a lxd container with zfs storage, zfs list or zpool status + appears to hang, no output for 10 seconds. + + == Fix == + + Inside a container we don't need the 10 seconds timeout, so check for + this scenario and set the timeout to default to 0 seconds. + + == Regression Potential == + + Minimal, this caters for a corner case inside a containerized + environment, the fix will not alter the behaviour for other cases. + + ----- + 1. # lsb_release -rd Description: Ubuntu 16.04.4 LTS Release: 16.04 2. # apt-cache policy zfsutils-linux zfsutils-linux: - Installed: 0.6.5.6-0ubuntu19 - Candidate: 0.6.5.6-0ubuntu19 - Version table: - *** 0.6.5.6-0ubuntu19 500 - 500 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages - 100 /var/lib/dpkg/status + Installed: 0.6.5.6-0ubuntu19 + Candidate: 0.6.5.6-0ubuntu19 + Version table: + *** 0.6.5.6-0ubuntu19 500 + 500 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages + 100 /var/lib/dpkg/status 3. When inside a lxd container with zfs storage, zfs list or zpool status either return or report what's going on. 4. When inside a lxd container with zfs storage, zfs list or zpool status appears to hang, no output for 10 seconds. strace reveals that without a /dev/zfs the tools wait for it to appear for 10 seconds but do not provide a command line switch to disable or make it more verbose. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: zfsutils-linux 0.6.5.6-0ubuntu19 ProcVersionSignature: Ubuntu 4.13.0-36.40~16.04.1-generic 4.13.13 Uname: Linux 4.13.0-36-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.15 Architecture: amd64 Date: Fri Mar 30 18:09:29 2018 ProcEnviron: - TERM=xterm-256color - PATH=(custom, no user) - LANG=C.UTF-8 + TERM=xterm-256color + PATH=(custom, no user) + LANG=C.UTF-8 SourcePackage: zfs-linux UpgradeStatus: No upgrade log present (probably fresh install)
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1760173 Title: zfs, zpool commands hangs for 10 seconds without a /dev/zfs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/lxd/+bug/1760173/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs