On Wed, 27 Oct 2010 02:00:51 -0700 per...@pluto.rain.com wrote: > Short of mounting synchronously, with the attendant performance > hit, would it not make sense for fsync(2) to issue ATA_FLUSHCACHE > or SCSI "SYNCHRONIZE CACHE" after it has finished writing data > to the drive? Surely the low-level capability to issue those > commands must already exist, else we would have no way to safely > prepare for power off.
mounting synchronously won't help, will it? As I understand it that just makes sure that data is sent straight to disk and not left in memory; the data will still be stored in the HDD cache for a while. -- Bruce Cran _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
