[CentOS] smartd and palimpsest
Keith Roberts
keith at karsites.netFri Aug 12 19:36:25 UTC 2011
- Previous message: [CentOS] smartd and palimpsest
- Next message: [CentOS] smartd and palimpsest
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
On Fri, 12 Aug 2011, Robert Heller wrote: > The disk's *firmware* updated itself. So long as the *disk* is powered > up and spinning, its *firmware* is 'running' (or runs when the disk is > accessed or something like that). Modern disks are a long, long way > from the simple MFM drives of the 1970s (which presented little more > than a buffered interface to the drive mechanism and read/write heads > to the host controller -- eg little more than a simple floppy disk > drive) -- modern disks have actual embedded micro-processors on them > doing various stuff, including monitoring and logging things like > sector errors, drive temp., and so on. So does accessing some of the smart data cause any disk i/o at all, or is this all done from directly firmware? Kind Regards, Keith Roberts ----------------------------------------------------------------- Websites: http://www.karsites.net http://www.php-debuggers.net http://www.raised-from-the-dead.org.uk All email addresses are challenge-response protected with TMDA [http://tmda.net] -----------------------------------------------------------------
- Previous message: [CentOS] smartd and palimpsest
- Next message: [CentOS] smartd and palimpsest
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
More information about the CentOS mailing list