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[Unit]
Description=(dm-)writeboost mapper
Documentation=man:writeboost
DefaultDependencies=false
Conflicts=shutdown.target
## "Before=local-fs-pre" is significant as it influences correct order
## of stopping (after unmount).
Before=shutdown.target cryptsetup.target local-fs-pre.target
[Service]
Type=oneshot
## Must remain after exit to prevent stopping right after start
## and to stop on shutdown.
RemainAfterExit=yes
## Scannong caching devices may take long time after unclean shutdown.
TimeoutStartSec=999
ExecStart=/usr/sbin/writeboost
ExecStop=/usr/sbin/writeboost -u
## Long "TimeoutStop" is essential as deadlock may happen if writeboost
## is killed during flushing of caches on shutdown, etc.
TimeoutStopSec=1111
StandardOutput=syslog+console
[Install]
WantedBy=cryptsetup.target
WantedBy=local-fs.target
#Alias=dm-writeboost.service
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