svn commit: r283286 - head/share/man/man4
Edward Tomasz Napierala
trasz at FreeBSD.org
Fri May 22 12:01:30 UTC 2015
Author: trasz
Date: Fri May 22 12:01:29 2015
New Revision: 283286
URL: https://svnweb.freebsd.org/changeset/base/283286
Log:
Start documenting ctl(4) sysctls.
MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation
Modified:
head/share/man/man4/ctl.4
Modified: head/share/man/man4/ctl.4
==============================================================================
--- head/share/man/man4/ctl.4 Fri May 22 11:59:37 2015 (r283285)
+++ head/share/man/man4/ctl.4 Fri May 22 12:01:29 2015 (r283286)
@@ -23,7 +23,7 @@
.\" SUCH DAMAGE.
.\"
.\" $FreeBSD$
-.Dd April 8, 2015
+.Dd May 22, 2015
.Dt CTL 4
.Os
.Sh NAME
@@ -84,6 +84,22 @@ All I/O handled in-kernel, no userland c
.El
.Pp
It also serves as a kernel component of the native iSCSI target.
+.Sh SYSCTL VARIABLES
+The following variables are available as both
+.Xr sysctl 8
+variables and
+.Xr loader 8
+tunables:
+.Bl -tag -width indent
+.It Va kern.cam.ctl.iscsi.maxcmdsn_delta
+The number of outstanding commands to advertise to the initiator.
+Technically, it's the difference between ExpCmdSN and MaxCmdSN fields
+in the iSCSI PDU.
+.It Va kern.cam.ctl.iscsi.ping_timeout
+The number of seconds to wait for the initiator to respond to a NOP-In
+PDU.
+In the event that there is no response within that time the session gets
+forcibly terminated.
.Sh SEE ALSO
.Xr ctladm 8 ,
.Xr ctld 8 ,
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