Author: Linux Manual

grub-install – install GRUB to a device Synopsis grub-install [,OPTION/…] [,OPTION/] [,INSTALL_DEVICE/] Description Install GRUB on your drive. –compress=,no/|xz|gz|lzo compress GRUB files [optional] –disable-shim-lock disable shim_lock verifier –dtb=,FILE/ embed a specific DTB -d, –directory=,DIR/ use images and modules under DIR [default=/usr/lib/grub/<platform>] –fonts=,FONTS/ install FONTS [default=unicode] –install-modules=,MODULES/ install only MODULES and their dependencies [default=all] -k, –pubkey=,FILE/…

grub-bios-setup – set up a device to boot using GRUB Synopsis grub-bios-setup [,OPTION/…] ,DEVICE/ Description Set up images to boot from DEVICE. You should not normally run this program directly. Use grub-install instead. -a, –allow-floppy make the drive also bootable as floppy (default for fdX devices). May break on some BIOSes. -b, –boot-image=,FILE/ use FILE…

pwconv, pwunconv, grpconv, grpunconv – convert to and from shadow passwords and groups Synopsis pwconv [options] pwunconv [options] grpconv [options] grpunconv [options] Description The pwconv command creates shadow from passwd and an optionally existing shadow. The pwunconv command creates passwd from passwd and shadow and then removes shadow. The grpconv command creates gshadow from group…

pwconv, pwunconv, grpconv, grpunconv – convert to and from shadow passwords and groups Synopsis pwconv [options] pwunconv [options] grpconv [options] grpunconv [options] Description The pwconv command creates shadow from passwd and an optionally existing shadow. The pwunconv command creates passwd from passwd and shadow and then removes shadow. The grpconv command creates gshadow from group…

grpck – verify integrity of group files Synopsis grpck [options] [group [ shadow ]] Description The grpck command verifies the integrity of the groups information. It checks that all entries in /etc/group and /etc/gshadow have the proper format and contain valid data. The user is prompted to delete entries that are improperly formatted or which have other uncorrectable…

groupmod – modify a group definition on the system Synopsis groupmod [options] GROUP Description The groupmod command modifies the definition of the specified GROUP by modifying the appropriate entry in the group database. Options The options which apply to the groupmod command are: -g, –gid GID The group ID of the given GROUP will be changed…

groupmems – administer members of a user’s primary group Synopsis groupmems -a user_name | -d user_name | [-g group_name] | -l | -p Description The groupmems command allows a user to administer their own group membership list without the requirement of superuser privileges. The groupmems utility is for systems that configure its users to be in their own…

groupdel – delete a group Synopsis groupdel [options] GROUP Description The groupdel command modifies the system account files, deleting all entries that refer to GROUP. The named group must exist. Options The options which apply to the groupdel command are: -h, –help Display help message and exit. -R, –root CHROOT_DIR Apply changes in the CHROOT_DIR directory…

groupd_selinux – Security Enhanced Linux Policy for the groupd processes Description Security-Enhanced Linux secures the groupd processes via flexible mandatory access control. The groupd processes execute with the groupd_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…

groupd – compatibility daemon for fenced, dlm_controld and gfs_controld Synopsis groupd [OPTIONS] Description The groupd daemon and libgroup library are used by the fenced, dlm_controld and gfs_controld daemons when they are operating in cluster2-compatible mode to perform a rolling cluster upgrade from cluster2 to cluster3. See cman(5) for more information on the upgrading configuration option…

groupadd_selinux – Security Enhanced Linux Policy for the groupadd processes Description Security-Enhanced Linux secures the groupadd processes via flexible mandatory access control. The groupadd processes execute with the groupadd_t SELinux type. You can check if you have these processes running by executing the ps command with the -Z qualifier. For example: ps -eZ | grep…

groupadd – create a new group Synopsis groupadd [options] group Description The groupadd command creates a new group account using the values specified on the command line plus the default values from the system. The new group will be entered into the system files as needed. Options The options which apply to the groupadd command…

group_tool – run common fence_tool, dlm_tool, gfs_control commands Synopsis group_tool [COMMAND] [OPTIONS] Description This utility is deprecated and the new replacements are shown. See fence_tool(8), dlm_tool(8), gfs_control(8) man pages for more information about the new commands. ls runs fence_tool ls ; dlm_tool ls ; gfs_control ls dump fence equivalent to new fence_tool dump dump dlm…

gridsite-delegation.cgi – CGI implementation of GridSite/gLite GSI delegation Web Service Synopsis gridsite-delegation.cgi Description gridsite-delegation.cgi is a server-side implementation of the GridSite/gLite GSI delegation Web Service Author Andrew McNab <Andrew.McNab [at] manchester.ac.uk> gridsite-delegation.cgi is part of GridSite: http://www.gridsite.org/ See Also htproxyput(1)

gridftpd – ARC GridFTP Server Synopsis gridftpd [OPTION]… Description gridftpd is the daemon running the ARC GridFTP server. This server has plugins to allow job submission from Grid clients and to expose a local filesystem as a Grid Storage Element. For more information see "The ARC Computing Element System Administrator Guide" (NORDUGRID-MANUAL-20). Options -h display…

grid-mapfile-delete-entry – Remove entries from a gridmap file Synopsis grid-mapfile-delete-entry [ -help | -usage | -version | -versions ] grid-mapfile-delete-entry -dn DISTINGUISHED-NAME -ln LOCAL-NAME… [ -d | -dryrun ] [ -mapfile MAPFILE | -f MAPFILE ] Description The grid-mapfile-delete-entry program deletes mappings from a gridmap file. If both the -dn and -ln options are specified,…

grid-mapfile-check-consistency – Add an entry to a grid map file Synopsis grid-mapfile-check-consistency [ -h | -help | -usage | -version | -versions ] grid-mapfile-check-consistency [ -mapfile MAPFILE | -f MAPFILE ] Description The grid-mapfile-check-consistency program performs basic checks for validity of a gridmap file. These checks include checks for existence, duplication of entries, and valid…

grid-mapfile-add-entry – Add an entry to a gridmap file Synopsis grid-mapfile-add-entry [ -h | -help | -usage | -version | -versions ] grid-mapfile-add-entry -dn DISTINGUISHED-NAME -ln LOCAL-NAME… [-d | -dryrun] [ -f MAPFILE | -mapfile MAPFILE ] [ -n ] [ -c ] Description The grid-mapfile-add-entry program adds a new mapping from an X.509 distinguished…

grid-default-ca – Select default CA for certificate requests Synopsis grid-default-ca -help | -h | -usage | -u | -version | -versions grid-default-ca [-ca CA-HASH | -list ] [OPTIONS] Description The grid-default-ca program sets the default certificate authority to use when the grid-cert-request script is run. The CA’s certificate, configuration, and signing policy must be installed…

greylistd – simple greylisting system for mail transport agents Synopsis greylistd Description Greylisting This daemon provides a simple greylisting implementation for use with Exim and other mail transport agents (MTAs). For a more elaborate introduction to greylisting, please refer to Evan Harris’ whitepaper at:         http://projects.puremagic.com/greylisting/ Greylisting is a simple but highly effective means to weed…