.th SYNC II 5/31/77 .sh NAME sync \*- update super-block .sh SYNOPSIS (sync = 36.) .br .ft B sys sync .ft R .sh DESCRIPTION .it Sync causes all information in core memory that should be on disk to be written out. This includes modified super blocks, modified i-nodes, and delayed block I/O. .s3 It should be used by programs which examine a file system, for example .it "icheck, df," etc. It is mandatory before a boot. .sh "SEE ALSO" sync(I)