Not able to start the machine after reboot

Solution Verified - Updated -

Issue

  • We are on the phase of upgrdaing the ceph .
  • We have upgraded the RHEL 7.1 to RHEL 7.3 , while rebooting the machine we got the below error:
"a start job is running for dev mapper no limit"


- Now our data node is down.
- All the kernels show same error messages. We request you to fix this issue.

Environment

  • Red Hat Enterprise Linux 7.3
  • Mdadm-3.4-14.el7

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