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+.\"/*
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+.\" * Copyright (C) 2016 Red Hat, Inc.
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+.\" *
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+.\" * All rights reserved.
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+.\" *
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+.\" * Author: Jan Friesse <jfriesse@redhat.com>
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+.\" *
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+.\" * This software licensed under BSD license, the text of which follows:
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+.\" *
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+.\" * Redistribution and use in source and binary forms, with or without
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+.\" * modification, are permitted provided that the following conditions are met:
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+.\" *
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+.\" * - Redistributions of source code must retain the above copyright notice,
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+.\" * this list of conditions and the following disclaimer.
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+.\" * - Redistributions in binary form must reproduce the above copyright notice,
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+.\" * this list of conditions and the following disclaimer in the documentation
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+.\" * and/or other materials provided with the distribution.
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+.\" * - Neither the name of Red Hat, Inc. nor the names of its
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+.\" * contributors may be used to endorse or promote products derived from this
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+.\" * software without specific prior written permission.
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+.\" *
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+.\" * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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+.\" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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+.\" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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+.\" * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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+.\" * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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+.\" * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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+.\" * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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+.\" * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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+.\" * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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+.\" * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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+.\" * THE POSSIBILITY OF SUCH DAMAGE.
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+.\" */
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+.TH COROSYNC-QDEVICE-TOOL 8 2016-06-24
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+.SH NAME
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+corosync-qdevice-tool \- corosync-qdevice control interface.
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+.SH SYNOPSIS
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+.B "corosync-qdevice-tool [-Hhsv] [-p qdevice_ipc_socket_path]"
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+.SH DESCRIPTION
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+.B corosync-qdevice-tool
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+is frontend to internal corosync-qdevice IPC. It's main purpose is to show important
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+information about current
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+.B corosync-qdevice
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+internal state.
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+.SH OPTIONS
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+.TP
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+.B -H
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+Properly shutdown
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+.B corosync-qdevice
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+process
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+.TP
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+.B -h
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+Display short usage
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+.TP
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+.B -s
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+Display status of
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+.B corosync-qdevice
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+process. Output is described in it's own section.
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+.TP
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+.B -v
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+Display more verbose output for
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+.B -s
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+option.
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+.TP
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+.B -p
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+Path to
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+.B corosync-qdevice
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+communication socket.
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+
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+.SH STATUS COMMAND OUTPUT
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+.nf
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+Qdevice information
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+-------------------
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+Model: Net
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+Node ID: 1
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+HB interval: 10000ms
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+Sync HB interval: 30000ms
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+Configured node list:
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+ 0 Node ID = 1
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+Ring ID: 1.a00000000021b48
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+Membership node list: 1
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+Quorate: Yes
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+Quorum node list:
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+ 0 Node ID = 1, State = member
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+Expected votes: 2
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+Last poll call: 2016-06-24T17:05:20 (cast vote)
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+
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+Qdevice-net information
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+----------------------
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+Cluster name: Cluster
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+QNetd host: localhost:5403
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+Connect timeout: 8000ms
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+HB interval: 8000ms
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+VQ vote timer interval: 5000ms
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+TLS: Supported
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+Algorithm: Fifty-Fifty split
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+Tie-breaker: Node with lowest node ID
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+Poll timer running: Yes (cast vote)
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+State: Connected
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+TLS active: Yes (client certificate sent)
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+Connected since: 2016-06-24T17:02:35
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+Echo reply received: 2016-06-24T17:05:15
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+.fi
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+
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+Output is split into generic qdevice section and model specific section.
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+Most of the items are just taken from corosync.conf file. It's good to note
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+.I Membership node list
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+what is list of nodes in same membership with current node and
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+.I Last poll call
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+what is timestamp (iso format) of last call of votequorum_qdevice_poll
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+function.
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+
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+For model net, it's good to note
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+.I Poll timer running
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+item. Internally, model net supports 3 states. Not voting (then
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+.I Poll timer running
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+is No and it means
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+.B corosync-qnetd
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+algorithm decides that current node shouldn't get vote),
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+voting but not cast vote and voting with cast vote.
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+.SH SEE ALSO
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+.BR corosync-qnetd (8)
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+.BR corosync-qdevice (8)
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+.SH AUTHOR
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+Jan Friesse
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+.PP
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Jan Friesse