Messages in this thread | | | Subject | Re: Linux does not care for data integrity (was: Disk write cache) | From | Arjan van de Ven <> | Date | Mon, 16 May 2005 16:02:37 +0200 |
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On Mon, 2005-05-16 at 13:29 +0200, Matthias Andree wrote: > On Mon, 16 May 2005, Arjan van de Ven wrote: > > > I think you missed the part where disabling the writecache decreases the > > mtbf of your disk by like a factor 100 or so. At which point your > > dataloss opportunity INCREASES by doing this. > > Nah, if that were a factor of 100, then it should have been in the OEM > manuals, no?
Why would they? Windows doesn't do it. They only need to advertise MTBF in the default settings (and I guess in Windows).
They do talk about this if you ask them.
> So?
one sample doesn't prove the statistics are wrong.
> > > Sure you can waive rethorics around, but the fact is that linux is > > improving; there now is write barrier support for ext3 (and I assume > > reiserfs) for at least IDE and iirc selected scsi too. > > See the problem: "I assume", "IIRC selected...". There is no > list of corroborated facts which systems work and which don't. I have > made several attempts in compiling one, posting public calls for data > here, no response.
well what stops you from building that list yourself by doing the actual work yourself?
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