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-rw-r--r--sys/contrib/openzfs/man/man7/vdevprops.78
-rw-r--r--sys/contrib/openzfs/man/man7/zpoolconcepts.75
2 files changed, 12 insertions, 1 deletions
diff --git a/sys/contrib/openzfs/man/man7/vdevprops.7 b/sys/contrib/openzfs/man/man7/vdevprops.7
index 0fb28d7db13c..b54abcd3ecc9 100644
--- a/sys/contrib/openzfs/man/man7/vdevprops.7
+++ b/sys/contrib/openzfs/man/man7/vdevprops.7
@@ -45,7 +45,7 @@ section, below.
Every vdev has a set of properties that export statistics about the vdev
as well as control various behaviors.
Properties are not inherited from top-level vdevs, with the exception of
-checksum_n, checksum_t, io_n, io_t, slow_io_n, and slow_io_t.
+checksum_n, checksum_t, io_n, io_t, slow_io_events, slow_io_n, and slow_io_t.
.Pp
The values of numeric properties can be specified using human-readable suffixes
.Po for example,
@@ -149,6 +149,12 @@ For
.Sy OpenZFS on FreeBSD
defaults see
.Xr zfsd 8 .
+The
+.It Sy slow_io_events
+property controls whether slow I/O events are generated.
+Even when disabled, slow I/Os will be included in the
+.Nm zpool Cm status Fl s
+output.
.It Sy comment
A text comment up to 8192 characters long
.It Sy bootsize
diff --git a/sys/contrib/openzfs/man/man7/zpoolconcepts.7 b/sys/contrib/openzfs/man/man7/zpoolconcepts.7
index b9c8926d835d..21bd72351209 100644
--- a/sys/contrib/openzfs/man/man7/zpoolconcepts.7
+++ b/sys/contrib/openzfs/man/man7/zpoolconcepts.7
@@ -469,6 +469,11 @@ then rewind it during import:
.Dl # Nm zpool Cm export Ar pool
.Dl # Nm zpool Cm import Fl -rewind-to-checkpoint Ar pool
.Pp
+Note that rewinding to a checkpoint will
+.Sy permanently discard it.
+Once the pool has been successfully imported with the above rewind command,
+you cannot rewind to the same checkpoint.
+.Pp
To discard the checkpoint from a pool:
.Dl # Nm zpool Cm checkpoint Fl d Ar pool
.Pp