Hi,

Does someone ever encountered on failure to restart vdsmd due to the following issue:

# journalctl -xe
Mar 28 14:46:46 dhcp-0-221.tlv.redhat.com kdumpctl[8926]: kexec: failed to load kdump kernel
Mar 28 14:46:46 dhcp-0-221.tlv.redhat.com kdumpctl[8926]: Starting kdump: [FAILED]
Mar 28 14:46:46 dhcp-0-221.tlv.redhat.com systemd[1]: kdump.service: Main process exited, code=exited, status=1/FAILURE
Mar 28 14:46:46 dhcp-0-221.tlv.redhat.com systemd[1]: kdump.service: Failed with result 'exit-code'.
Mar 28 14:46:46 dhcp-0-221.tlv.redhat.com systemd[1]: Failed to start Crash recovery kernel arming.
-- Subject: Unit kdump.service has failed
-- Defined-By: systemd
-- Support: https://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit kdump.service has failed.
--
-- The result is failed.
Mar 28 14:46:46 dhcp-0-221.tlv.redhat.com audit[1]: SERVICE_START pid=1 uid=0 auid=4294967295 ses=4294967295 msg='unit=kdump comm="systemd" exe="/usr/lib/systemd/systemd" >
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com sudo[9143]: root : problem with defaults entries ; TTY=pts/0 ; PWD=/root/git/qemu/build ; USER=root ;
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com audit[9143]: USER_ACCT pid=9143 uid=0 auid=0 ses=1 msg='op=PAM:accounting grantors=pam_unix,pam_localuser acct="root" exe="/usr/b>
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com sudo[9143]: root : TTY=pts/0 ; PWD=/root/git/qemu/build ; USER=root ; COMMAND=/usr/bin/chcon --reference=/usr/bin/qemu-xxx /u>
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com audit[9143]: USER_CMD pid=9143 uid=0 auid=0 ses=1 msg='cwd="/root/git/qemu/build" cmd=6368636F6E202D2D7265666572656E63653D2F75737>
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com audit[9143]: CRED_REFR pid=9143 uid=0 auid=0 ses=1 msg='op=PAM:setcred grantors=pam_env,pam_fprintd acct="root" exe="/usr/bin/sud>
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com sudo[9143]: pam_systemd(sudo:session): Cannot create session: Already running in a session
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com sudo[9143]: pam_unix(sudo:session): session opened for user root by root(uid=0)
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com audit[9143]: USER_START pid=9143 uid=0 auid=0 ses=1 msg='op=PAM:session_open grantors=pam_keyinit,pam_limits,pam_keyinit,pam_limi>
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com sudo[9143]: pam_unix(sudo:session): session closed for user root
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com audit[9143]: USER_END pid=9143 uid=0 auid=0 ses=1 msg='op=PAM:session_close grantors=pam_keyinit,pam_limits,pam_keyinit,pam_limit>
Mar 28 14:47:15 dhcp-0-221.tlv.redhat.com audit[9143]: CRED_DISP pid=9143 uid=0 auid=0 ses=1 msg='op=PAM:setcred grantors=pam_env,pam_fprintd acct="root" exe="/usr/bin/sud>
lines 2486-2509/2509 (END)

# systemctl status vdsmd.service
● vdsmd.service - Virtual Desktop Server Manager
Loaded: loaded (/usr/lib/systemd/system/vdsmd.service; enabled; vendor preset: enabled)
Active: failed (Result: exit-code) since Thu 2019-03-28 14:46:45 IST; 5min ago
Process: 9059 ExecStopPost=/usr/libexec/vdsm/vdsmd_init_common.sh --post-stop (code=exited, status=0/SUCCESS)
Process: 9048 ExecStartPre=/usr/libexec/vdsm/vdsmd_init_common.sh --pre-start (code=exited, status=1/FAILURE)

Mar 28 14:46:45 dhcp-0-221.tlv.redhat.com systemd[1]: vdsmd.service: Service hold-off time over, scheduling restart.
Mar 28 14:46:45 dhcp-0-221.tlv.redhat.com systemd[1]: vdsmd.service: Scheduled restart job, restart counter is at 5.
Mar 28 14:46:45 dhcp-0-221.tlv.redhat.com systemd[1]: Stopped Virtual Desktop Server Manager.
Mar 28 14:46:45 dhcp-0-221.tlv.redhat.com systemd[1]: vdsmd.service: Start request repeated too quickly.
Mar 28 14:46:45 dhcp-0-221.tlv.redhat.com systemd[1]: vdsmd.service: Failed with result 'exit-code'.
Mar 28 14:46:45 dhcp-0-221.tlv.redhat.com systemd[1]: Failed to start Virtual Desktop Server Manager.

Occurred to me on a Fedora 28 virtual machine that runs on rhel 7.6 host.