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restart hyperd service cause running pods disappeared #654
Description
when restart the hyperd service, running pods will disappear, but if we restart the hyperd again, the disappeared pods will return.
how to reproduce:
- start a simpe pod:
[root@localhost hyper]# hyperctl run -d --name test nginx
POD id is test
Time to run a POD is 5782 ms
[root@localhost hyper]# hyperctl list
POD ID POD Name VM name Status
test test vm-LTppyMtoxV running
[root@localhost hyper]#
- restart the hyperd, the pod is disappeared:
[root@localhost hyper]# service hyperd restart
[root@localhost hyper]# hyperctl list
POD ID POD Name VM name Status
[root@localhost hyper]#
- restart the hyperd service again, and the pod comes back:
[root@localhost hyper]# service hyperd restart
[root@localhost hyper]# hyperctl list
POD ID POD Name VM name Status
test test failed
The test env is:
OS: CentOS Linux release 7.2.1511 (Core)
Kernal: 3.10.0-327.el7.x86_64
hyperd: v0.8.1
The error log looks like below:
Aug 20 22:03:40 localhost.localdomain hyperd[3618]: E0820 22:03:40.104639 3618 persistence.go:232] PSB[vm-SinrUrqJaU] cannot load driver context: signal 0 on Qemu process(3479) failed: os: process already finished
Aug 20 22:03:40 localhost.localdomain hyperd[3618]: E0820 22:03:40.105031 3618 vm.go:98] VM[vm-SinrUrqJaU] cannot associate with vm: signal 0 on Qemu process(3479) failed: os: process already finished
Aug 20 22:03:40 localhost.localdomain hyperd[3618]: E0820 22:03:40.105042 3618 provision.go:284] Pod[test] signal 0 on Qemu process(3479) failed: os: process already finished
Activity
gnawux commentedon Aug 21, 2017
stop it with SIGHUP instead of SIGTERM
jiangpengcheng commentedon Aug 21, 2017
should this be written to the systemd unit file?
hhkbble commentedon Sep 20, 2017
@gnawux i did as you said, but it's not fixed.
gnawux commentedon Oct 8, 2017
@haoyixin stop hyperd with
kill -HUP, it won't stop the qemu processes.