Re:What's So Bad About Posix I/O?
by convolvatron on Tuesday September 12, 2017 @01:49AM
(#15225088)
the append case is actually different, it requires serializing the end of file pointer.
in the write atomicity case we're asking the file system to order all the writes, and make sure the resulting file shows each of them being completed in their entirety before the next is applied, without any interleaving even if they refer to the same byte offsets in the file
in the write atomicity case we're asking the file system to order all the writes, and make sure the resulting file shows each of them being completed in their entirety before the next is applied, without any interleaving even if they refer to the same byte offsets in the file