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  2. High availability - Wikipedia

    en.wikipedia.org/wiki/High_availability

    Typically, scheduled downtime is a result of maintenance that is disruptive to system operation and usually cannot be avoided with a currently installed system design. Scheduled downtime events might include patches to system software that require a reboot or system configuration changes that only take effect upon a reboot.

  3. Downtime - Wikipedia

    en.wikipedia.org/wiki/Downtime

    A planned outage is the result of a planned activity by the system owner and/or by a service provider. These outages, often scheduled during the maintenance window, can be used to perform tasks including the following: Deferred maintenance, e.g., a deferred hardware repair or a deferred restart to clean up a garbled memory

  4. 2024 CrowdStrike-related IT outages - Wikipedia

    en.wikipedia.org/wiki/2024_CrowdStrike-related...

    An app used in Amazon warehouses to manage schedules and time-off requests called 'A to Z' was taken down by the outage and an internal service called 'Anytime Pay' became unavailable to employees. Operations were briefly halted at some sites, while Amazon's trucking operations were disrupted, with drivers saying a platform they use called ...

  5. Ubuntu version history - Wikipedia

    en.wikipedia.org/wiki/Ubuntu_version_history

    Ubuntu releases are also given code names, using an adjective and an animal with the same first letter – an alliteration, e.g., "Dapper Drake".With the exception of the first two releases, code names are in alphabetical order, and except for the first three releases, the first letters are sequential, allowing a quick determination of which release is newer.

  6. Error message - Wikipedia

    en.wikipedia.org/wiki/Error_message

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us

  7. Wake-on-LAN - Wikipedia

    en.wikipedia.org/wiki/Wake-on-LAN

    A physical Wake-on-LAN connector (white object in foreground) featured on the IBM PCI Token-Ring Adapter 2. Wake-on-LAN (WoL or WOL) [a] is an Ethernet or Token Ring computer networking standard that allows a computer to be turned on or awakened from sleep mode by a network message.

  8. cron - Wikipedia

    en.wikipedia.org/wiki/Cron

    The cron command-line utility is a job scheduler on Unix-like operating systems.Users who set up and maintain software environments use cron to schedule jobs [1] (commands or shell scripts), also known as cron jobs, [2] [3] to run periodically at fixed times, dates, or intervals. [4]

  9. Das U-Boot - Wikipedia

    en.wikipedia.org/wiki/Das_U-Boot

    Das U-Boot (subtitled "the Universal Boot Loader" and often shortened to U-Boot; see History for more about the name) is an open-source boot loader used in embedded devices to perform various low-level hardware initialization tasks and boot the device's operating system kernel.