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- Newsgroups: alt.folklore.computers
- Path: sparky!uunet!emba-news.uvm.edu!sadye!wollman
- From: wollman@sadye (Garrett Wollman)
- Subject: Re: sync; sync; sync; was Re: Computer Superstition
- Message-ID: <1992Nov19.134510.16559@uvm.edu>
- Sender: news@uvm.edu
- Organization: University of Vermont, EMBA Computer Facility
- References: <10292323.7317.11306@kcbbs.gen.nz> <1992Nov18.132507.22731@bnr.uk> <NICKEL.92Nov18181710@desaster.cs.tu-berlin.de>
- Date: Thu, 19 Nov 1992 13:45:10 GMT
- Lines: 26
-
- In article <NICKEL.92Nov18181710@desaster.cs.tu-berlin.de> nickel@cs.tu-berlin.de writes:
- >The sync(1) program does nothing but invoke the sync(2) system call.
- >This call writes the contents of modified disk buffers back to the
- >disk. The manual (SunOS, in this case) of sync(2) states:
- >
- > BUGS
- > The writing, although scheduled, is not necessarily complete
- > upon return from sync().
- >
- >An todays fast machines with fast disks this won't matter -- just type
- >sync; and before you've had time to do something else the disk buffers
- >will be safe.
-
- Or today's modern operating systems which know to sync their disks
- before rebooting or halting. From reboot(1):
-
- -n option avoids the sync. It can be used if a disk or the proces-
- sor is on fire.
-
- -GAWollman
-
- --
- Garrett A. Wollman | Shashish is simple, it's discreet, it's brief. ...
- wollman@emba.uvm.edu | Shashish is the bonding of hearts in spite of distance.
- uvm-gen!wollman | It is a bond more powerful than absence. We like people
- UVM disagrees. | who like Shashish. - Claude McKenzie + Florent Vollant
-