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-rw-r--r--etc/systemd/system/.gitignore1
-rw-r--r--etc/systemd/system/Makefile.am5
-rw-r--r--etc/systemd/system/[email protected]12
-rw-r--r--etc/systemd/system/[email protected]12
-rw-r--r--etc/systemd/system/[email protected]14
-rw-r--r--man/man8/zpool-scrub.821
6 files changed, 64 insertions, 1 deletions
diff --git a/etc/systemd/system/.gitignore b/etc/systemd/system/.gitignore
index efada54ad..4813c65a2 100644
--- a/etc/systemd/system/.gitignore
+++ b/etc/systemd/system/.gitignore
@@ -1,3 +1,4 @@
*.service
*.target
*.preset
+*.timer
diff --git a/etc/systemd/system/Makefile.am b/etc/systemd/system/Makefile.am
index c374a52ac..5e65e1db4 100644
--- a/etc/systemd/system/Makefile.am
+++ b/etc/systemd/system/Makefile.am
@@ -12,7 +12,10 @@ systemdunit_DATA = \
zfs-volume-wait.service \
zfs-import.target \
zfs-volumes.target \
- zfs.target
+ zfs.target \
SUBSTFILES += $(systemdpreset_DATA) $(systemdunit_DATA)
diff --git a/etc/systemd/system/[email protected] b/etc/systemd/system/[email protected]
new file mode 100644
index 000000000..903068468
--- /dev/null
+++ b/etc/systemd/system/[email protected]
@@ -0,0 +1,12 @@
+[Unit]
+Description=Monthly zpool scrub timer for %i
+Documentation=man:zpool-scrub(8)
+
+[Timer]
+OnCalendar=monthly
+Persistent=true
+RandomizedDelaySec=1h
+Unit=zfs-scrub@%i.service
+
+[Install]
+WantedBy=timers.target
diff --git a/etc/systemd/system/[email protected] b/etc/systemd/system/[email protected]
new file mode 100644
index 000000000..ede699500
--- /dev/null
+++ b/etc/systemd/system/[email protected]
@@ -0,0 +1,12 @@
+[Unit]
+Description=Weekly zpool scrub timer for %i
+Documentation=man:zpool-scrub(8)
+
+[Timer]
+OnCalendar=weekly
+Persistent=true
+RandomizedDelaySec=1h
+Unit=zfs-scrub@%i.service
+
+[Install]
+WantedBy=timers.target
diff --git a/etc/systemd/system/[email protected] b/etc/systemd/system/[email protected]
new file mode 100644
index 000000000..bebe91d74
--- /dev/null
+++ b/etc/systemd/system/[email protected]
@@ -0,0 +1,14 @@
+[Unit]
+Description=zpool scrub on %i
+Documentation=man:zpool-scrub(8)
+Requires=zfs.target
+After=zfs.target
+ConditionACPower=true
+ConditionPathIsDirectory=/sys/module/zfs
+
+[Service]
+ExecStart=/bin/sh -c '\
+if @sbindir@/zpool status %i | grep "scrub in progress"; then\
+exec @sbindir@/zpool wait -t scrub %i;\
+else exec @sbindir@/zpool scrub -w %i; fi'
+ExecStop=-/bin/sh -c '@sbindir@/zpool scrub -p %i 2>/dev/null || true'
diff --git a/man/man8/zpool-scrub.8 b/man/man8/zpool-scrub.8
index 768f71539..69ae825b6 100644
--- a/man/man8/zpool-scrub.8
+++ b/man/man8/zpool-scrub.8
@@ -116,8 +116,29 @@ scanned at 100M/s, and 68.4M of that file data has been
scrubbed sequentially at 10.0M/s.
.El
.El
+.Sh PERIODIC SCRUB
+On machines using systemd, scrub timers can be enabled on per-pool basis.
+.Nm weekly
+and
+.Nm monthly
+timer units are provided.
+.Bl -tag -width Ds
+.It Xo
+.Xc
+.Nm systemctl
+.Cm enable
+.Cm zfs-scrub-\fIweekly\fB@\fIrpool\fB.timer
+.Cm --now
+.It Xo
+.Xc
+.Nm systemctl
+.Cm enable
+.Cm zfs-scrub-\fImonthly\fB@\fIotherpool\fB.timer
+.Cm --now
+.El
.
.Sh SEE ALSO
+.Xr systemd.timer 5 ,
.Xr zpool-iostat 8 ,
.Xr zpool-resilver 8 ,
.Xr zpool-status 8