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.
dracut-cmdline.service – runs the dracut hooks to parse the kernel command line Synopsis dracut-cmdline.service Description This service runs all the dracut hooks to parse the kernel command line in the initramfs. Authors Harald Hoyer See Also dracut.bootup(7) dracut(8)
dracut-catimages – creates initial ramdisk image by concatenating images Synopsis dracut-catimages [OPTION…] <initramfs base image> [<image>…] Description dracut-catimages creates an initial ramdisk image by concatenating several images from the command line and /boot/dracut/*.img Options -f, –force overwrite existing initramfs file. -i, –imagedir Directory with additional images to add (default: /boot/dracut/) -o, –overlaydir Overlay directory, which…
dpkg-statoverride – override ownership and mode of files Synopsis dpkg-statoverride [option…] command Description `stat overrides‘ are a way to tell dpkg(1) to use a different owner or mode for a path when a package is installed (this applies to any filesystem object that dpkg handles, including directories, devices, etc.). This can be used to force…
dpkg-reconfigure – reconfigure an already installed package Synopsis dpkg-reconfigure [options] packages Description dpkg-reconfigure reconfigures packages after they have already been installed. Pass it the names of a package or packages to reconfigure. It will ask configuration questions, much like when the package was first installed. If you just want to see the current configuration of…
dpkg-preconfigure – let packages ask questions prior to their installation Synopsis dpkg-preconfigure [options] package.deb dpkg-preconfigure –apt Description dpkg-preconfigure lets packages ask questions before they are installed. It operates on a set of debian packages, and all packages that use debconf will have their config script run so they can examine the system and ask questions….
dpkg-divert – override a package’s version of a file Synopsis dpkg-divert [option…] command Description dpkg-divert is the utility used to set up and update the list of diversions. File diversions are a way of forcing dpkg(1) not to install a file into its location, but to a diverted location. Diversions can be used through the…
dp – parse dates RFC 822-style Synopsis /usr/libexec/nmh/dp [-form formatfile] [-format string] [-width columns] [-version] [-help] dates … Description Dp is a program that parses dates according to the ARPA Internet standard. It also understands many non-standard formats, such as those produced by TOPS-20 sites and some UNIX sites using ctime(3). It is useful for…
dovecot_selinux – Security Enhanced Linux Policy for the dovecot processes Description Security-Enhanced Linux secures the dovecot processes via flexible mandatory access control. The dovecot processes execute with the dovecot_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…
dovecot_deliver_selinux – Security Enhanced Linux Policy for the dovecot_deliver processes Description Security-Enhanced Linux secures the dovecot_deliver processes via flexible mandatory access control. The dovecot_deliver processes execute with the dovecot_deliver_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…
dovecot_auth_selinux – Security Enhanced Linux Policy for the dovecot_auth processes Description Security-Enhanced Linux secures the dovecot_auth processes via flexible mandatory access control. The dovecot_auth processes execute with the dovecot_auth_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…
fatlabel – set or get MS-DOS filesystem label or volume ID Synopsis fatlabel [OPTIONS] DEVICE [NEW] Description fatlabel will display or change the volume label or volume ID on the MS-DOS filesystem located on DEVICE. By default it works in label mode. It can be switched to volume ID mode with the option -i or…
fsck.fat – check and repair MS-DOS FAT filesystems Synopsis fsck.fat [OPTIONS] DEVICE Description fsck.fat verifies the consistency of MS-DOS filesystems and optionally tries to repair them. The following filesystem problems can be corrected (in this order): • FAT contains invalid cluster numbers. Cluster is changed to EOF. • File’s cluster chain contains a loop. The…
domain – nnrpd domain resolver Synopsis domain domainname Description This program can be used in readers.conf to grant access based on the subdomain part of the remote hostname. In particular, it only returns success if the remote hostname ends in domainname. (A leading dot on domainname is optional; even without it, the argument must match…
dockerd – Enable daemon mode Synopsis dockerd [–add-runtime[=[]]] [–allow-nondistributable-artifacts[=[]]] [–api-cors-header=[=API-CORS-HEADER]] [–authorization-plugin[=[]]] [-b|–bridge[=BRIDGE]] [–bip[=BIP]] [–cgroup-parent[=[]]] [–cluster-store[=[]]] [–cluster-advertise[=[]]] [–cluster-store-opt[=map[]]] [–config-file[=/etc/docker/daemon.json]] [–containerd[=SOCKET-PATH]] [–data-root[=/var/lib/docker]] [-D|–debug] [–default-cgroupns-mode[=host]] [–default-gateway[=DEFAULT-GATEWAY]] [–default-gateway-v6[=DEFAULT-GATEWAY-V6]] [–default-address-pool[=DEFAULT-ADDRESS-POOL]] [–default-runtime[=runc]] [–default-ipc-mode=MODE] [–default-shm-size[=64MiB]] [–default-ulimit[=[]]] [–dns[=[]]] [–dns-opt[=[]]] [–dns-search[=[]]] [–exec-opt[=[]]] [–exec-root[=/var/run/docker]] [–experimental[=false]] [–fixed-cidr[=FIXED-CIDR]] [–fixed-cidr-v6[=FIXED-CIDR-V6]] [-G|–group[=docker]] [-H|–host[=[]]] [–help] [–icc[=true]] [–init[=false]] [–init-path[=""]] [–insecure-registry[=[]]] [–ip[=0.0.0.0]] [–ip-forward[=true]] [–ip-masq[=true]] [–iptables[=true]] [–ipv6] [–isolation[=default]] [-l|–log-level[=info]] [–label[=[]]] [–live-restore[=false]] [–log-driver[=json-file]] [–log-opt[=map[]]]…
dockerd – Enable daemon mode Synopsis dockerd [–add-runtime[=[]]] [–add-registry[=[]]] [–api-cors-header=[=API-CORS-HEADER]] [–authorization-plugin[=[]]] [-b|–bridge[=BRIDGE]] [–bip[=BIP]] [–block-registry[=[]]] [–cgroup-parent[=[]]] [–cluster-store[=[]]] [–cluster-advertise[=[]]] [–cluster-store-opt[=map[]]] [–config-file[=/etc/docker/daemon.json]] [–containerd[=SOCKET-PATH]] [-D|–debug] [–default-gateway[=DEFAULT-GATEWAY]] [–default-gateway-v6[=DEFAULT-GATEWAY-V6]] [–default-ulimit[=[]]] [–disable-legacy-registry] [–dns[=[]]] [–dns-opt[=[]]] [–dns-search[=[]]] [–enable-secrets[=true]] [–exec-opt[=[]]] [–exec-root[=/var/run/docker]] [–fixed-cidr[=FIXED-CIDR]] [–fixed-cidr-v6[=FIXED-CIDR-V6]] [-G|–group[=docker]] [-g|–graph[=/var/lib/docker]] [-H|–host[=[]]] [–help] [–icc[=true]] [–insecure-registry[=[]]] [–ip[=0.0.0.0]] [–ip-forward[=true]] [–ip-masq[=true]] [–iptables[=true]] [–ipv6] [–isolation[=default]] [-l|–log-level[=info]] [–label[=[]]] [–live-restore[=false]] [–log-driver[=json-file]] [–log-opt[=map[]]] [–mtu[=0]] [–max-concurrent-downloads[=3]] [–max-concurrent-uploads[=5]] [-p|–pidfile[=/var/run/docker.pid]] [–raw-logs]…
docker_selinux – Security Enhanced Linux Policy for the docker processes Description Security-Enhanced Linux secures the docker processes via flexible mandatory access control. The docker processes execute with the docker_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…
docker_auth_selinux – Security Enhanced Linux Policy for the docker_auth processes Description Security-Enhanced Linux secures the docker_auth processes via flexible mandatory access control. The docker_auth processes execute with the docker_auth_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…
docker-novolume-plugin – Blocks self provisioned volumes Synopsis docker-novolume-plugin [–cert-path=[=""]] [–host=[=unix:///var/run/docker.sock]] [–tls-verify=[=false]] Description When a volume in provisioned via the VOLUME instruction in a Dockerfile or via docker run -v volumename, host’s storage space is used. This could lead to an unexpected out of space issue which could bring down everything. There are situations where this…
docker-lvm-plugin – Docker Volume Driver for lvm volumes Synopsis docker-lvm-plugin [-debug] [-version] Description This plugin can be used to create lvm volumes of specified size, which can then be bind mounted into the container using docker run command. Usage Start the docker daemon before starting the docker-lvm-plugin daemon. You can start docker daemon using command:…
docheckgroups – Process checkgroups and output a list of changes Synopsis docheckgroups [-u] [include-pattern [exclude-pattern]] Description docheckgroups is usually run by controlchan in order to process checkgroups control messages. It reads a list of newsgroups along with their descriptions on its standard input. That list should be formatted like the newsgroups(5) file: each line contains…