Messages in this thread | | | From | (Miquel van Smoorenburg) | Subject | Re: [POT] Which journalised filesystem ? | Date | Sat, 6 Oct 2001 09:16:04 +0000 (UTC) |
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In article <1002357150.3083.20.camel@volk.internalnet>, Tonu Samuel <tonu@please.do.not.remove.this.spam.ee> wrote: >On Sat, 2001-10-06 at 01:41, Miquel van Smoorenburg wrote: >> >Does that mean we can or we can't? Is there a flush write cache operation in >> >ATA? I asume there is one in SCSI? >> >> Well hdparm has a -W option with which you can turn on/off the >> write cache. If that works (and it appears it does) you should be >> able to turn write cache off, write *one* block so that the >> cache gets flushed and turn it back on. I'm not sure how to >> test this, though. > >Doesn't hdparm -W0f do the work?
No, -f flushes the kernels buffer cache, not the IDE disk write cache.
Mike. -- Move sig.
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