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Aug 19 02:57:55 wcandace NetworkManager[1458]: <info> [1566197875.0880] manager: startup complete
Aug 19 02:57:55 wcandace systemd: Started Network Manager Wait Online.
Aug 19 02:57:55 wcandace systemd: Reached target Network is Online.
Aug 19 02:57:55 wcandace systemd: Mounting /mnt/wlinux.2tb1...
Aug 19 02:57:55 wcandace systemd: Mounting /mnt/wlinux.4tb1...
Aug 19 02:57:55 wcandace systemd: Started MachineStartupLogging.
Aug 19 02:57:55 wcandace mount: mount.nfs: Failed to resolve server wlinux: Name or service not known
Aug 19 02:57:55 wcandace mount: mount.nfs: Operation already in progress
Aug 19 02:57:55 wcandace mount: mount.nfs: Failed to resolve server wlinux: Name or service not known
Aug 19 02:57:55 wcandace mount: mount.nfs: Operation already in progress
Aug 19 02:57:55 wcandace systemd: Mounting /mnt/wlinux.4tb2...
Aug 19 02:57:55 wcandace systemd: Starting System Logging Service...
Aug 19 02:57:55 wcandace systemd: Starting Notify NFS peers of a restart...
Aug 19 02:57:55 wcandace systemd: Started Berkeley Open Infrastructure Network Computing Client.
Aug 19 02:57:55 wcandace mount: mount.nfs: Failed to resolve server wlinux: Name or service not known
Aug 19 02:57:55 wcandace mount: mount.nfs: Operation already in progress
Aug 19 02:57:55 wcandace sm-notify[1833]: Version 1.3.0 starting
Aug 19 02:57:55 wcandace systemd: mnt-wlinux.2tb1.mount mount process exited, code=exited status=32
Aug 19 02:57:55 wcandace systemd: Failed to mount /mnt/wlinux.2tb1.
Aug 19 02:57:55 wcandace systemd: Dependency failed for Remote File Systems.
Aug 19 02:57:55 wcandace systemd: Job remote-fs.target/start failed with result 'dependency'.
Aug 19 02:57:55 wcandace systemd: Unit mnt-wlinux.2tb1.mount entered failed state.
Aug 19 02:57:55 wcandace systemd: mnt-wlinux.4tb1.mount mount process exited, code=exited status=32
Aug 19 02:57:55 wcandace systemd: Failed to mount /mnt/wlinux.4tb1.
Aug 19 02:57:55 wcandace systemd: Unit mnt-wlinux.4tb1.mount entered failed state.
Aug 19 02:57:55 wcandace systemd: mnt-wlinux.4tb2.mount mount process exited, code=exited status=32
Aug 19 02:57:55 wcandace systemd: Failed to mount /mnt/wlinux.4tb2.
Aug 19 02:57:55 wcandace systemd: Unit mnt-wlinux.4tb2.mount entered failed state.
Aug 19 02:57:55 wcandace systemd: Started Notify NFS peers of a restart.
My question: Where do I start looking to find out why resolution is failing on only this one machine - which uses the same fstab entires and DHCP server as all the others.
Thank you.
P.S. Weelky/fully updated CentOS 7