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  2. Commit (version control) - Wikipedia

    en.wikipedia.org/wiki/Commit_(version_control)

    To commit a change in git on the command line, assuming git is installed, the following command is run: [1] git commit -m 'commit message' This is also assuming that the files within the current directory have been staged as such: [2] git add . The above command adds all of the files in the working directory to be staged for the git commit.

  3. Magic SysRq key - Wikipedia

    en.wikipedia.org/wiki/Magic_SysRq_key

    The magic SysRq key is a key combination understood by the Linux kernel, which allows the user to perform various low-level commands regardless of the system's state. It is often used to recover from freezes , or to reboot a computer without corrupting the filesystem . [ 1 ]

  4. Three-phase commit protocol - Wikipedia

    en.wikipedia.org/wiki/Three-phase_commit_protocol

    The three-phase commit protocol eliminates this problem by introducing the Prepared to commit state. If the coordinator fails before sending preCommit messages, the cohort will unanimously agree that the operation was aborted. The coordinator will not send out a doCommit message until all cohort members have ACKed that they are Prepared to commit.

  5. Two-phase commit protocol - Wikipedia

    en.wikipedia.org/wiki/Two-phase_commit_protocol

    If the coordinator received an agreement message from all participants during the commit-request phase: The coordinator sends a commit message to all the participants. Each participant completes the operation, and releases all the locks and resources held during the transaction. Each participant sends an acknowledgement to the coordinator.

  6. Software repository - Wikipedia

    en.wikipedia.org/wiki/Software_repository

    There are also multiple independent package management systems, such as pacman, used in Arch Linux and equo, found in Sabayon Linux. Example of a signed repository key (with ZYpp on openSUSE ) As software repositories are designed to include useful packages, major repositories are designed to be malware free.

  7. Netlink - Wikipedia

    en.wikipedia.org/wiki/Netlink

    Netlink is a socket family used for inter-process communication (IPC) between both the kernel and userspace processes, and between different userspace processes, in a way similar to the Unix domain sockets available on certain Unix-like operating systems, including its original incarnation as a Linux kernel interface, as well as in the form of a later implementation on FreeBSD. [2]

  8. List of TCP and UDP port numbers - Wikipedia

    en.wikipedia.org/wiki/List_of_TCP_and_UDP_port...

    Default for BMC Software Control-M/Server and Control-M/Agent for Server-to-Agent, though often changed during installation 7010: Unofficial: Default for Cisco AON AMC (AON Management Console) [307] 7022: Unofficial: MSSQL Server Replication and Database mirroring endpoints [245] 7023: Yes: Bryan Wilcutt T2-NMCS Protocol for SatCom Modems 7025 ...

  9. Linux Network Administrator's Guide - Wikipedia

    en.wikipedia.org/wiki/Linux_Network_Administrator...

    The Linux Network Administrator's Guide is a book on setting up and running Unix and Linux networks. [1] The first and second editions are freely available in electronic form under the GFDL. It was originally produced by Olaf Kirch and others as part of the Linux Documentation Project with help from O'Reilly.