OSD: ceph-osd parent process need to restart log service after fork

[simpleshuai]

Fixes: http://tracker.ceph.com/issues/24956
Signed-off-by: redickwang redickwang@tencent.com

osd: ceph-osd parent process need to restart log service after fork
log service not started, osd will hang on ceph::logging::Log::submit_entry when the option log_max_new in ceph.conf set to zero

[yuriw]

wip-yuri-testing-2018-07-20-1607

[neha-ojha]

Please align this PR to the requirements described in https://github.com/ceph/ceph/blob/master/SubmittingPatches.rst.

Particularly, it should have the tracker reference in the following manner:
Fixes: http://tracker.ceph.com/issues/24956
Signed-off-by: ...

The commit message should start with component name.
Example:

osd: short description

longer description

[simpleshuai]

@neha-ojha Done

[stale]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs.
If you are a maintainer or core committer, please follow-up on this issue to identify what steps should be taken by the author to move this proposed change forward.
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[tchaikov]

• http://pulpito.ceph.com/kchai-2018-10-20_06:39:56-rados-wip-kefu-testing-2018-10-20-1204-distro-basic-mira/
• http://pulpito.ceph.com/kchai-2018-10-21_10:24:22-rados-wip-kefu-testing-2018-10-20-1204-distro-basic-smithi/
• http://pulpito.ceph.com/kchai-2018-10-22_01:58:26-rados-wip-kefu-testing-2018-10-20-1204-distro-basic-smithi/