Local Options

-ckpointlib <lib>

Arguments

<lib> 

Checkpoint-Restart system library

blcr

Berkeley Lab Checkpoint/Restart* (BLCR) Library. This is the default value

Use this option to select underlying Checkpoint-Restart system library. Only the Berkeley Lab Checkpoint/Restart* (BLCR) Library is supported.

Note:

You need to provide the same option when using the checkpoint function, or when restarting the application.

-ckpoint-prefix <dir>

Arguments

<dir> 

The directory to store checkpoints. The default value is /tmp

Use this option to specify a directory to store checkpoints. By default, /tmp is used. The directory <dir> should be writable, otherwise an error will be raised during process launch, and the application will abort with an error message.

Note:

You need to provide the same option when using the checkpoint function, or when restarting the application.

-ckpoint-tmp-prefix <dir>

Arguments

<dir> 

The directory to store temporary checkpoints. The default value is /tmp

Use this option to indicate the directory to store temporary checkpoints. Checkpoints are migrated from –ckpoint-tmp-prefix to the directory specified in –ckpoint-prefix. The directory <dir> should be writable, otherwise the application will abort during startup with an error message. Temporary storage is not used if the option is not set.

-ckpoint-logfile <file>

Use this option for monitoring checkpoint activity, the trace is dumped into <file>. You should be able to write in <file>, otherwise the application will abort during startup with an error message. This is an optional feature.