SYNC(1) General Commands Manual SYNC(1) NAME sync - Synchronize cached writes to persistent storage SYNOPSIS sync [OPTION]... FILE... DESCRIPTION Synchronize cached writes to persistent storage OPTIONS -f, --file-system sync the file systems that contain the files (Linux and Windows only) -d, --data sync only file data, no unneeded metadata (Linux only) -h, --help Print help -V, --version Print version [files] VERSION v(uutils coreutils) 0.11.0 2026-09-01 SYNC(1)