1.\" Copyright (c) 2012 The FreeBSD Foundation 2.\" All rights reserved. 3.\" 4.\" This software was developed by Edward Tomasz Napierala under sponsorship 5.\" from the FreeBSD Foundation. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 16.\" THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26.\" SUCH DAMAGE. 27.\" 28.\" $FreeBSD$ 29.\" 30.Dd September 12, 2014 31.Dt ISCSID 8 32.Os 33.Sh NAME 34.Nm iscsid 35.Nd iSCSI initiator daemon 36.Sh SYNOPSIS 37.Nm 38.Op Fl P Ar pidfile 39.Op Fl d 40.Op Fl l Ar loglevel 41.Op Fl m Ar maxproc 42.Op Fl t Ar seconds 43.Sh DESCRIPTION 44The 45.Nm 46daemon is responsible for performing the Login Phase of iSCSI connections, 47as well as performing SendTargets discovery. 48.Pp 49Upon startup, the 50.Nm 51daemon opens the iSCSI initiator device file and waits for kernel requests. 52.Nm 53does not use any configuration files. 54All needed information is supplied by the kernel. 55.Pp 56When the 57.Nm 58daemon is not running, already established iSCSI connections continue 59to work. 60However, establishing new connections, or recovering existing ones in case 61of connection error, is not possible. 62.Pp 63The following options are available: 64.Bl -tag -width ".Fl P Ar pidfile" 65.It Fl P Ar pidfile 66Specify alternative location of a file where main process PID will be stored. 67The default location is 68.Pa /var/run/iscsid.pid . 69.It Fl d 70Debug mode. 71The daemon sends verbose debug output to standard error, and does not 72put itself in the background. 73The daemon will also not fork and will exit after processing one connection. 74This option is only intended for debugging the initiator. 75.It Fl l Ar loglevel 76Specifies debug level. 77The default is 0. 78.It Fl m Ar maxproc 79Specifies limit for concurrently running child processes handling 80connections. 81The default is 30. 82Setting it to 0 disables the limit. 83.It Fl t Ar seconds 84Specifies timeout for login session, after which the connection 85will be forcibly terminated. 86The default is 60. 87Setting it to 0 disables the timeout. 88.El 89.Sh FILES 90.Bl -tag -width ".Pa /var/run/iscsid.pid" -compact 91.It Pa /dev/iscsi 92The iSCSI initiator device file. 93.It Pa /var/run/iscsid.pid 94The default location of the 95.Nm 96PID file. 97.El 98.Sh EXIT STATUS 99The 100.Nm 101utility exits 0 on success, and >0 if an error occurs. 102.Sh SEE ALSO 103.Xr iscsi 4 , 104.Xr iscsictl 8 105.Sh HISTORY 106The 107.Nm 108command appeared in 109.Fx 10.0 . 110.Sh AUTHORS 111The 112.Nm 113utility was developed by 114.An Edward Tomasz Napierala Aq Mt trasz@FreeBSD.org 115under sponsorship from the FreeBSD Foundation. 116