sync - Synchronize cached writes to persistent storage

       Written by Jim Meyering and Giuseppe Scrivano.

       Persistence guarantees vary per system.  See the system calls below for more details.

       Copyright  ©  2024  Free  Software  Foundation,  Inc.   License  GPLv3+:  GNU  GPL  version  3  or  later
       <https://gnu.org/licenses/gpl.html>.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to  the  extent
       permitted by law.

       Synchronize cached writes to persistent storage

       If one or more files are specified, sync only them, or their containing file systems.

       -d, --data
              sync only file data, no unneeded metadata

       -f, --file-system
              sync the file systems that contain the files

       --help display this help and exit

       --version
              output version information and exit

       sync - Synchronize cached writes to persistent storage

       GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
       Report any translation bugs to <https://translationproject.org/team/>

fdatasync(2), fsync(2), sync(2), syncfs(2)

       Full documentation <https://www.gnu.org/software/coreutils/sync>
       or available locally via: info '(coreutils) sync invocation'

GNU coreutils 9.5                                  April 2025                                            SYNC(1)

sync [OPTION] [FILE]...