** Description changed: - Problem Description + [SRU justification] + Without this fix, networked enabled kernel dump will fail to complete. + + [Impact] + Broken networked functionality + + [Fix] + Add a Wants target to the systemd unit. + + [Test Case] + Follow "Test to reproduce" in Original Problem description. + + [Regression] + None expected, the existing systemd unit setup remains but is improved by proposed fix. + + [Description of the problem] + + Original problem Description ============================ When dumping to ssh target , kdump failed: - Starting Kernel crash dump capture service... + Starting Kernel crash dump capture service... [ 18.542292] kdump-tools[2748]: Starting kdump-tools: ssh: connect to host 10.33.31.113 port 22: Network is unreachable [ 18.542894] kdump-tools[2748]: * kdump-tools: Unable to reach remote server [email protected]. No reason to continue [ 18.613376] kdump-tools[2748]: Mon, 11 Apr 2016 01:23:55 -0500 [ 19.310893] kdump-tools[2748]: Rebooting. [ 19.652714] reboot: Restarting system But the weired thing is that nfs target works on the same system. - + ---uname output--- Linux pinelp2 4.4.0-18-generic #34-Ubuntu SMP Wed Apr 6 14:00:30 UTC 2016 ppc64le ppc64le ppc64le GNU/Linux - + Steps to Reproduce =================================== 1. install latest ubuntu 16.04 on pinelp2 2. config kdump to use ssh: SSH="[email protected]" - 3. run "kdump-config propagate" as root + 3. run "kdump-config propagate" as root 4. trigger kdump - - Userspace tool common name: kdump-tools - - The userspace tool has the following bit modes: 64-bit + Userspace tool common name: kdump-tools + + The userspace tool has the following bit modes: 64-bit Userspace rpm: version 1:1.5.9-5 == Comment: #8 - Ping Tian Han <[email protected]> - 2016-04-17 21:58:52 == (In reply to comment #6) - > I am able to reproduce this issue as well. + > I am able to reproduce this issue as well. > Ping, what is you try to dump on some other machine with ssh ? Does it still > complain the same ? Is the ssh failing to connect to the network ? I saw the same problem when dumping to medlp4 with ssh: - Starting Kernel crash dump capture service... + Starting Kernel crash dump capture service... [ 17.293028] kdump-tools[2733]: Starting kdump-tools: ssh: connect to host 10.33.7.181 port 22: Network is unreachable [ 17.293692] kdump-tools[2733]: * kdump-tools: Unable to reach remote server [email protected]. No reason to continue [ 17.405333] kdump-tools[2733]: Sun, 17 Apr 2016 20:56:59 -0500 [ 18.536587] kdump-tools[2733]: Rebooting. [ 18.903280] reboot: Restarting system but I can ssh log noto medlp4 before triggering kdump.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1571590 Title: pVM:pinelp2:ubuntu 16.04: Network is unreachable when using ssh in kdump To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/makedumpfile/+bug/1571590/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
