rsh-all

SYNOPSIS

rsh-all -help

DESCRIPTION

Target nodes are specified by the -g options.

If you speciy @host in argument, @host is replaced hostname that run the command.

-g hostgroup

Specifies the node group list to run remote commands on. hostgroup parsed by scorehosts. The shell environment variable SCBDSERV must be set to access the Cluster Database server.

-i input-file

Redirect input for command from input-file. If - is specified as the filename, standard input is used. If the -i option is omitted, no standard input is used. For example,
"<tt>echo hello | rsh-all -g host1+host2 -i - cat</tt>" will echo "hello" on hosts host1 and host2.

-j number-of-job

Specify number of hosts to run same time to number-of-job. default is 150.

-P

If this option is not specified, rsh-all prints the hostname at the beginning of each output line, and standard error of the command is redirected to standard output.
If this option is specified, the hostname is suppressed at the beginning of the line, and standard error is not redirected.

-q

rsh-all normally prints the hostname when each command is invoked. This option suppresses it.

-s

rsh-all normally invokes command simultaneously on all nodes. If this option is specified, rsh-all invokes command sequentially.

-norsh

Don't execute rsh. This option and @host use command that communicate the compute hosts directory:

    % rsh-all -g pcc -norsh scp file @host:/remote-dir

-help

Display a help message, and exit.

ENVIRONMENT

SCBDSERV

Set SCBDSERV for the -g option to access the Cluster Database server

SCORE_RSH

Speciy command to execute command to remote hosts. If SCORE_RSH is not set, ssh command is used.

FILES

(INSTALL_DIR)/etc/scorehosts.db

Cluster database configuration file

SEEALSO

CREDIT

This document is a part of the SCore cluster system software developed at PC Cluster Consortium, Japan. Copyright (C) 2003-2008 PC Cluster Consortium.