Hi, On Sun, 29 Jul 2012 13:06:35 +0200 (CEST) Wojciech Puchar <[email protected]> wrote:
> > From what I've read the cache is divided into two part. One part > > holds blocks that are consistently read during boot-ups. The other > > part holds > > how does it know when it is "bootup" and when it ends? after a reset signal, it assumes that the machine restarts. As the space is limited, it simply fills a fixed percentage with all the reads after a reset. > > >> documented. > > > > Well, it is intended to be completely transparent. > > transparency is one, documentation is another. Does it matter? It is a black box. > >> but does it clear SSD cache? > > > > That isn't guaranteed to clear any modern disk since they started > > using spare sectors > so? > So, no real difference. > >> i don't think so. Someone sophisticated > >> enough would perform raw read of cache chips and get cached data, > >> which can actually be the most important part > > > > If you're that paranoid use geli, or don't sell. > of course i use geli. and this is not a paranoia. What then? No Dobermann in the house? Erich _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[email protected]"
