source: proiecte/hpl/openmpi_compiled/share/man/man1/ompi-restart.1 @ 97

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1.\"
2.\" Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
3.\"                         University Research and Technology
4.\"                         Corporation.  All rights reserved.
5.\" Copyright (c) 2008      Sun Microsystems, Inc.  All rights reserved.
6.\"
7.\" Man page for OMPI's ompi-restart command
8.\"
9.\" .TH name     section center-footer   left-footer  center-header
10.TH     OMPI-RESTART  1 "Dec 08, 2009" "1.4" "Open MPI"
11.\" **************************
12.\"    Name Section
13.\" **************************
14.SH NAME
15.
16ompi-restart, orte-restart \- Restart a previously checkpointed parallel job
17using the Open PAL Checkpoint/Restart Service (CRS)
18.
19.PP
20.
21\fBNOTE:\fP \fIompi-restart\fP, and \fIorte-restart\fP are all exact
22synonyms for each other. Using any of the names will result in exactly
23identical behavior.
24.
25.\" **************************
26.\"    Synopsis Section
27.\" **************************
28.SH SYNOPSIS
29.
30.B ompi-restart
31.R [ options ]
32.B <GLOBAL SNAPSHOT HANDLE>
33.
34.\" **************************
35.\"    Options Section
36.\" **************************
37.SH Options
38.
39\fIompi-restart\fR will attempt to restart a previously checkpointed parallel
40job from the global snapshot handle reference returned by \fIompi_checkpoint\fP.
41.
42.TP 10
43.B <GLOBAL SNAPSHOT HANDLE>
44The global snapshot handle reference returned by \fIompi_checkpoint\fP, used to
45restart the job. This is required to be the last argument to this command.
46.
47.
48.TP
49.B -h | --help
50Display help for this command
51.
52.
53.TP
54.B -p | --preload
55Preload the checkpoint files on the remote systems before restarting the
56application. Disabled by default.
57.
58.
59.TP
60.B --fork
61Fork off a new process, which is the restarted process. By default, the
62restarted process will replace \fIompi-restart\fR.
63.
64.
65.TP
66.B -s | --seq
67The sequence number of the checkpoint to restart from. By default, the most
68recent sequence number is used (specified by -1).
69.
70.
71.TP
72.B -hostfile | --hostfile
73The hostfile from which to restart the application. Useful in unscheduled
74environments. (Same behavior as --machinefile option)
75.
76.
77.TP
78.B -machinefile | --machinefile
79The machinefile from which to restart the application. Useful in unscheduled
80environments. (Same behavior as --hostfile option)
81.
82.
83.TP
84.B -v | --verbose
85Enable verbose output for debugging.
86.
87.
88.TP
89.B -gmca | --gmca \fR<key> <value>\fP
90Pass global MCA parameters that are applicable to all contexts. \fI<key>\fP is
91the parameter name; \fI<value>\fP is the parameter value.
92.
93.
94.TP
95.B -mca | --mca <key> <value>
96Send arguments to various MCA modules.
97.
98.
99.\" **************************
100.\"    Description Section
101.\" **************************
102.SH DESCRIPTION
103.
104.PP
105\fIompi-restart\fR can be invoked multiple, non-overlapping times. This
106allows the user to restart a previously running parallel job.
107.
108.
109.\" **************************
110.\"    See Also Section
111.\" **************************
112.
113.SH SEE ALSO
114  orte-ps(1), orte-clean(1), ompi-checkpoint(1), opal-checkpoint(1), opal-restart(1), opal_crs(7)
115.
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