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Multigrain Timestamps Try Again For Linux 6.13 - Now With Less Performance Impact
Merged last year for Linux 6.6 was multi-grain(ed) timestamps to address the current coarse-grained timestamps when updating creation time and modification time that a lot of I/O activity can happen in the once-per-jiffy timestamp
Just a few weeks in the Linux 6.6 kernel, multi-grain timestamps were removed due to bugs. Christian Brauner sent out the VFS multigrain timestamp pull request last Friday and then yesterday it was merged to Linux 6.13 Git by Linus Torvalds without any fuss or further commentary. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and OpenBenchmarking.org automated benchmarking software.
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