spin-lock - Related information

  • Is a spin lock a lock? What are the ways to implement it?

    all the spin locks I see are implemented using CAS technology, without mutexes, and are often used for lock-free programming, so spin locks should not be locks, am I right? In addition, is there any other way to implement spin lock besides using CAS? ...

  • MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
    MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3349f-2b5fc.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
    MySQL Errno : 1021
    Message : Disk full (/tmp/#sql-temptable-64f5-1b3349f-2b5fc.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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