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 | . |
---|
16 | ompi-restart, orte-restart \- Restart a previously checkpointed parallel job |
---|
17 | using the Open PAL Checkpoint/Restart Service (CRS) |
---|
18 | . |
---|
19 | .PP |
---|
20 | . |
---|
21 | \fBNOTE:\fP \fIompi-restart\fP, and \fIorte-restart\fP are all exact |
---|
22 | synonyms for each other. Using any of the names will result in exactly |
---|
23 | identical 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 |
---|
40 | job from the global snapshot handle reference returned by \fIompi_checkpoint\fP. |
---|
41 | . |
---|
42 | .TP 10 |
---|
43 | .B <GLOBAL SNAPSHOT HANDLE> |
---|
44 | The global snapshot handle reference returned by \fIompi_checkpoint\fP, used to |
---|
45 | restart the job. This is required to be the last argument to this command. |
---|
46 | . |
---|
47 | . |
---|
48 | .TP |
---|
49 | .B -h | --help |
---|
50 | Display help for this command |
---|
51 | . |
---|
52 | . |
---|
53 | .TP |
---|
54 | .B -p | --preload |
---|
55 | Preload the checkpoint files on the remote systems before restarting the |
---|
56 | application. Disabled by default. |
---|
57 | . |
---|
58 | . |
---|
59 | .TP |
---|
60 | .B --fork |
---|
61 | Fork off a new process, which is the restarted process. By default, the |
---|
62 | restarted process will replace \fIompi-restart\fR. |
---|
63 | . |
---|
64 | . |
---|
65 | .TP |
---|
66 | .B -s | --seq |
---|
67 | The sequence number of the checkpoint to restart from. By default, the most |
---|
68 | recent sequence number is used (specified by -1). |
---|
69 | . |
---|
70 | . |
---|
71 | .TP |
---|
72 | .B -hostfile | --hostfile |
---|
73 | The hostfile from which to restart the application. Useful in unscheduled |
---|
74 | environments. (Same behavior as --machinefile option) |
---|
75 | . |
---|
76 | . |
---|
77 | .TP |
---|
78 | .B -machinefile | --machinefile |
---|
79 | The machinefile from which to restart the application. Useful in unscheduled |
---|
80 | environments. (Same behavior as --hostfile option) |
---|
81 | . |
---|
82 | . |
---|
83 | .TP |
---|
84 | .B -v | --verbose |
---|
85 | Enable verbose output for debugging. |
---|
86 | . |
---|
87 | . |
---|
88 | .TP |
---|
89 | .B -gmca | --gmca \fR<key> <value>\fP |
---|
90 | Pass global MCA parameters that are applicable to all contexts. \fI<key>\fP is |
---|
91 | the parameter name; \fI<value>\fP is the parameter value. |
---|
92 | . |
---|
93 | . |
---|
94 | .TP |
---|
95 | .B -mca | --mca <key> <value> |
---|
96 | Send 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 |
---|
106 | allows 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 | . |
---|