Systemd is seen unmounting filesystem.

Issue

• Systemd is seen unmounting filesystem.

Dec 27 08:54:10 hostname multipathd: mpathc: remaining active paths: 4
Dec 27 08:54:11 hostname multipathd: mpathb: sdt - tur checker reports path is up
Dec 27 08:54:11 hostname multipathd: checker failed path 65:48 in map mpathb
Dec 27 08:54:11 hostname multipathd: mpathb: remaining active paths: 6
Dec 27 08:54:11 hostname kernel: device-mapper: multipath: Failing path 65:48.
Dec 27 08:54:12 hostname multipathd: sdq: reassign table datavg-datalv old 65:0 new 253:8
Dec 27 08:54:12 hostname systemd: Stopped target Local File Systems.
Dec 27 08:54:12 hostname systemd: Stopping Local File Systems.
Dec 27 08:54:12 hostname systemd: Unmounting /U01...
Dec 27 08:54:12 hostname systemd: Unmounted /U01.
Dec 27 08:54:12 hostname systemd: Stopped File System Check on /dev/mapper/datavg-datalv.
Dec 27 08:54:12 hostname systemd: Stopping File System Check on /dev/mapper/datavg-datalv...
Dec 27 08:54:13 hostname multipathd: mpatha: sdg - tur checker reports path is up
Dec 27 08:54:13 hostname multipathd: mpathb: sdh - tur checker reports path is up

• Filesystem went into read-only mode when few of the sub paths went offline state.