From c43728a2306a263f0263b39ae8d96b9883e52c2b Mon Sep 17 00:00:00 2001
From: Giorgos Keramidas <keramida@FreeBSD.org>
Date: Tue, 15 Feb 2011 07:25:54 +0000
Subject: [PATCH] Note that a UFS filesystem can have up to 20 active
 snapshots.

PR:		docs/151104
Submitted by:	Aldis Berjoza <aldis@bsdroot.lv>
MFC after:	3 days
---
 sbin/mksnap_ffs/mksnap_ffs.8 | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/sbin/mksnap_ffs/mksnap_ffs.8 b/sbin/mksnap_ffs/mksnap_ffs.8
index f9558df0dd12..df4bbf95dae0 100644
--- a/sbin/mksnap_ffs/mksnap_ffs.8
+++ b/sbin/mksnap_ffs/mksnap_ffs.8
@@ -34,7 +34,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd May 29, 2009
+.Dd February 14, 2011
 .Dt MKSNAP_FFS 8
 .Os
 .Sh NAME
@@ -79,3 +79,12 @@ utility first appeared in
 .Sh CAVEATS
 The disk full situation is not handled gracefully and may
 lead to a system panic when no free blocks are found.
+.Pp
+Every filesystem can have only up to 20 active snapshots.
+When this limit is reached, attempting to create more snapshots
+fails with
+.Er ENOSPC ,
+and
+.Nm
+reports that it is
+.Dq out of space .