17.1.8. pquery
pquery — query information from the host environment
17.1.8.1. SYNOPSIS
pquery [options] <KEY1>,<KEY2>,...
17.1.8.2. DESCRIPTION
pquery requests the host environment for values associated
with the provided keys
17.1.8.3. OPTIONS
pquery accepts the following options:
- -h|- --help <arg0>: Show help message. If the optional argument is not provided, then a generalized help message similar to the information provided here is returned. If an argument is provided, then a more detailed help message for that specific command line option is returned.
- -v|- --verbose: Enable debug output.
- -V|- --version: Print version and exit.
- --pmixmca <arg0> <arg1>: Set MCA parameter value
- --uri <arg0>: Specify the URI of the server to which we are to connect, or the name of the file (specified as file:filename) that contains that info
- --namespace <arg0>: Namespace of the daemon to which we should connect
- --pid <arg0>: PID of the daemon to which we should connect (int => PID or file:<file> for file containing the PID
- --system-server-first: First look for a system server and connect to it if found
- --system-server: Connect to a system-level server
- --tmpdir <arg0>: Set the root for the session directory tree
- --wait-to-connect <arg0>: Delay specified number of seconds before trying to connect
- --num-connect-retries <arg0>: Max number of times to try to connect
Keys passed to pquery may optionally include one or more qualifiers, with the individual qualifiers delimited by semi-colons. For example:
$ pquery "PMIX_STORAGE_XFER_SIZE[PMIX_STORAGE_ID=lustre1,lustre2;PMIX_STORAGE_PATH=foo]""
17.1.8.4. EXIT STATUS
Returns 0 for success, or a non-zero value otherwise. Values returned by the query are printed to stdout.