1 files changed, 31 insertions, 9 deletions

diff --git a/src/varnish-mib.8 b/src/varnish-mib.8
index 4559b0c..0c54e6f 100644
--- a/src/varnish-mib.8
+++ b/src/varnish-mib.8
@@ -1,3 +1,3 @@
 .\" This file is part of Varnish-mib -*- nroff -*-
-.\" Copyright (C) 2014-2015 Sergey Poznyakoff
+.\" Copyright (C) 2014-2016 Sergey Poznyakoff
 .\"
@@ -15,3 +15,3 @@
 .\" along with Varnish-mib.  If not, see <http://www.gnu.org/licenses/>.
-.TH VARNISH-MIB 8 "November 28, 2014" "varnish-mib"
+.TH VARNISH-MIB 8 "April 27, 2016" "varnish-mib"
 .SH NAME
@@ -29,3 +29,12 @@ loaded into
 as shown above (actual path can of course differ, depending on how
-the package was configured).
+the package was configured).  Varnish version \fB4.0\fR and \fB4.1\fR
+are supported.
+.PP
+When using with \fBVarnish\fR version \fB4.1\fR, make sure the
+\fB_.vsm\fR file is readable for \fBsnmpd\fR.  This file is normally
+located in \fB/var/lib/varnish/\fIHOSTNAME\fR and has mode \fB640\fR.
+Its owner is determined by the \fB\-j\fR (\fB\-\-jail\fR)
+\fBvarnishd\fR option.  There are two ways to ensure it is readable:
+either make sure \fBsnmpd\fR and \fBvarnishd\fR run with the same user
+group, or use \fBsetfacl\fR(1) to tune access to that file.
 .PP
@@ -36,4 +45,4 @@ administrative interface.  For these to work, the module must have
 read access to Varnish secret file.  In other words, the secret file
-must be readable either by the user \fBsnmpd\fR runs as, or by one
-of this user's groups.
+must be readable either by the user \fBsnmpd\fR runs as, or by its
+group.
 .SH CONFIGURATION OPTIONS
@@ -95,2 +104,13 @@ the backend before delivering it to the client.
 .TP
+.B clientRequests400
+Client requests received, subject to 400 errors.
+.TP
+.B clientRequests411
+Client requests received, subject to 411 errors.  This variable is
+available only in Varnish version \fR4.0\fR.
+.TP
+.B clientRequests413
+Client requests received, subject to 413 errors.  This variable is
+available only in Varnish version \fR4.0\fR.
+.TP
 .B clientBan
@@ -130,3 +150,4 @@ unless the backend closes it.
 .B backendConnUnused
-Number of unused backend connections.
+Number of unused backend connections.  This variable is available only
+in Varnish version \fR4.0\fR.
 .TP
@@ -239,3 +260,3 @@ Number of sessions closed.
 .B sessPipeline
-Session pipeline.
+Session pipeline.  This variable is available only in Varnish version \fR4.0\fR.
 .TP
@@ -254,3 +275,4 @@ Number of session accept failures.
 .B sessPipeOverflow
-Number of session pipe overflows.
+Number of session pipe overflows.  This variable is available only in
+Varnish version \fR4.0\fR.
 .SS Branch \(dqthreads\(dq
@@ -359,3 +381,3 @@ Report bugs to <gray@gnu.org>.
 .SH COPYRIGHT
-Copyright \(co 2014 Sergey Poznyakoff
+Copyright \(co 2014-2016 Sergey Poznyakoff
 .br