Bug #22659: During the cache tiering configuration ,ceph-mon daemon getting crashed after setting negative value for "hit_set_count" - RADOS - Ceph

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Bug #22659

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During the cache tiering configuration ,ceph-mon daemon getting crashed after setting negative value for "hit_set_count"

Added by Debashis Mondal over 6 years ago. Updated over 6 years ago.

Status:

In Progress

Priority:

Normal

Assignee:

Category:

Correctness/Safety

Target version:

% Done:

Source:

other

Tags:

Backport:

jewel luminous

Regression:

Severity:

2 - major

Reviewed:

Affected Versions:

Ceph - v10.2.7

ceph-qa-suite:

Component(RADOS):

Monitor

Pull request ID:

Crash signature (v1):

Crash signature (v2):

Description

Observation:
--------------
Before setting the value of "hit_set_count" Ceph health was OK but after configuring the negative value to hit_set_count, the ceph-mon daemon getting crashed and ceph is hunting for a new mon in the cluster.

Execution Steps:
------------------

ceph osd pool create cold-storage 16 16
ceph osd pool create hot-stoarage 16 16
ceph osd tier cache-mode hot-storage writeback
ceph osd tier set-overlay cold-storage hot-storage
ceph health
ceph osd pool set hot-storage hit_set_count -1

Files

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ceph_mon_daemon_crash_console_log.txt (3.17 KB) ceph_mon_daemon_crash_console_log.txt	Console log showing the ceph mon daemon is failed and ceph is hunting for new mon	Debashis Mondal, 01/11/2018 07:29 AM
ceph_mon_log_when_mon_restarted.txt (97.3 KB) ceph_mon_log_when_mon_restarted.txt	status of failed ceph_mon daemon after restart	Debashis Mondal, 01/11/2018 07:30 AM