The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
blueman_selinux – Security Enhanced Linux Policy for the blueman processes Description Security-Enhanced Linux secures the blueman processes via flexible mandatory access control. The blueman processes execute with the blueman_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…
bls – Bacula’s ‘Tape LS’ Synopsis bls [options] <device-name> Description This manual page documents briefly the bls command. Options A summary of options is included below. -? Show version and usage of program. -b bootstrap Specify a bootstrap file. -c config Specify configuration file. -d nn Set debug level to nn. -dt Print timestamp in debug output -e <file> Specify…
blockdev – call block device ioctls from the command line Synopsis blockdev [-q] [-v] command [command…] device [device…] blockdev –report [device…] blockdev -h|-V Description The utility blockdev allows one to call block device ioctls from the command line. Options -q Be quiet. -v Be verbose. –report Print a report for the specified device. It is…
blkzone – run zone command on a device Synopsis blkzone command [options] device Description blkzone is used to run zone command on device that support the Zoned Block Commands (ZBC) or Zoned-device ATA Commands (ZAC). The zones to operate on can be specified using the offset, count and length options. The device argument is the…
blktrace – generate traces of the i/o traffic on block devices Synopsis blktrace -d dev [ -r debugfs_path ] [ -o output ] [ -w time ] [ -a action ] [ -A action_mask ] [ -v ] Description blktrace is a block layer IO tracing mechanism which provides detailed information about request queue operations…
blktool – Display or change block device settings Synopsis blktool [options] device [N acoustic-mgmt] blktool [options] device [N block-sz] blktool [options] device [bus-id ] blktool [options] device [N bus-state] blktool [options] device [class ] blktool [options] device [N cd-speed] blktool [options] device [defect-mgmt off|on] blktool [options] device [dev-keep-settings off|on] blktool [options] device [dev-read-ahead off|on] blktool [options] device [dma off|on] blktool [options] device [geometry ] blktool [options]…
blktap_selinux – Security Enhanced Linux Policy for the blktap processes Description Security-Enhanced Linux secures the blktap processes via flexible mandatory access control. The blktap processes execute with the blktap_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…
blkmapd_selinux – Security Enhanced Linux Policy for the blkmapd processes Description Security-Enhanced Linux secures the blkmapd processes via flexible mandatory access control. The blkmapd processes execute with the blkmapd_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…
blkmapd – pNFS block layout mapping daemon Synopsis blkmapd [-h] [-d] [-f] Description The blkmapd daemon performs device discovery and mapping for the parallel NFS (pNFS) block layout client [RFC5663]. The pNFS block layout protocol builds a complex storage hierarchy from a set of simple volumes. These simple volumes are addressed by content, using a…
blkiomon – monitor block device I/O based o blktrace data Synopsis blkiomon -I interval [ -h file ] [ -b file ] [ -d file ] [ -D file ] [ -Q path_name -q msg_queue_id -m msg_id ] [ -V ] Description blkiomon is a block device I/O monitor. It periodically generates per-device request size…
blkid – locate/print block device attributes Synopsis blkid –label label | –uuid uuid blkid [–no-encoding –garbage-collect –list-one –cache-file file] [–output format] [–match-tag tag] [–match-token NAME=value] [device…] blkid –probe [–offset offset] [–output format] [–size size] [–match-tag tag] [–match-types list] [–usages list] [–no-part-details] device… blkid –info [–output format] [–match-tag tag] device… Description The blkid program is the…
blkdiscard – discard sectors on a device Synopsis blkdiscard [options] [-o offset] [-l length] device Description blkdiscard is used to discard device sectors. This is useful for solid-state drivers (SSDs) and thinly-provisioned storage. Unlike fstrim(8), this command is used directly on the block device. By default, blkdiscard will discard all blocks on the device. Options…
blkdeactivate — utility to deactivate block devices Synopsis blkdeactivate [-d dm_options] [-e] [-h] [-l lvm_options] [-m mpath_options] [-r mdraid_options] [-o vdo_options] [-u] [-v] [device] Description The blkdeactivate utility deactivates block devices. For mounted block devices, it attempts to unmount it automatically before trying to deactivate. The utility currently supports device-mapper devices (DM), including LVM volumes and software RAID MD devices….
blazer_usb – Driver for Megatec/Q1 protocol USB based UPS equipment Note This man page only documents the hardware-specific features of the blazer driver. For information about the core driver, see nutupsdrv(8). Supported Hardware The blazer driver is known to work with various UPSes from Blazer, Energy Sistem, Fenton Technologies, General Electric, Mustek and many others….
blazer_ser – Driver for Megatec/Q1 protocol serial based UPS equipment Note This man page only documents the hardware-specific features of the blazer driver. For information about the core driver, see nutupsdrv(8). Supported Hardware The blazer driver is known to work with various UPSes from Blazer, Energy Sistem, Fenton Technologies, General Electric, Mustek and many others….
blazer_ser, blazer_usb – Driver for Megatec/Q1 protocol serial/USB based UPS equipment Note This man page only documents the hardware-specific features of the blazer driver. For information about the core driver, see nutupsdrv(8). Supported Hardware The blazer driver is known to work with various UPSes from Blazer, Energy Sistem, Fenton Technologies, Mustek and many others. The…
bitlbee_selinux – Security Enhanced Linux Policy for the bitlbee processes Description Security-Enhanced Linux secures the bitlbee processes via flexible mandatory access control. The bitlbee processes execute with the bitlbee_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…
BitlBee – IRC gateway to IM chat networks Synopsis bitlbee [-I] [-c configuration file] [-d configuration directory] bitlbee -D [-i address] [-p port number] [-n] [-v] [-c configuration file] [-d configuration directory] bitlbee -h Description BitlBee is an IRC daemon that can talk to instant messaging networks and acts as a gateway. Users can connect…
biosdecode – BIOS information decoder Synopsis biosdecode [OPTIONS] Description biosdecode parses the BIOS memory and prints information about all structures (or entry points) it knows of. Currently known entry point types are: • SMBIOS (System Management BIOS) Use dmidecode for a more detailed output. • DMI (Desktop Management Interface, a legacy version of SMBIOS) Use…
bing – compute point to point throughput using two sizes of ICMP ECHO_REQUEST packets to pairs of remote hosts. Synopsis bing [dDnrRPvVwz] [-c count] [-e samples] [-f samplefile] [-i wait] [-p pattern] [-s small packetsize] [-S big packetsize] host1 host2 […] Description Bing determines bandwidth on a point-to-point link by sending ICMP ECHO_REQUEST packets and…