Scroll to navigation

SYNC(1) User Commands SYNC(1)

NAME

sync - Synchronize cached writes to persistent storage

SYNOPSIS

sync [OPTION] [FILE]...

DESCRIPTION

Synchronize cached writes to persistent storage

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

sync only file data, no unneeded metadata
sync the file systems that contain the files
display this help and exit
output version information and exit

BUGS

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

AUTHOR

Written by Jim Meyering and Giuseppe Scrivano.

REPORTING BUGS

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

COPYRIGHT

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.

SEE ALSO

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'

October 2024 GNU coreutils 9.5