Messages in this thread | | | Date | Thu, 17 Jun 2004 12:06:35 -0400 | From | Timothy Miller <> | Subject | Re: mode data=journal in ext3. Is it safe to use? |
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Doesn't Reiser4 do wear-leveling for flash?
Ken Ryan wrote: >> > > > > Data integrity is much more important for us than speed. >> > > > > > You might want to consider ReiserFS or one of the others >> which were > designed with journaling in mind. And I hope you're >> using RAID1 or RAID5. >> >> We are using ext3 on a compact flash disk in an embedded device. So we >> are not using RAID systems. > > > [I'm not subscribed, hopefully this threads] > > Um, is this a new application or have you done this before? > > It's my understanding that very few (or no) CF devices do wear-levelling > internally. > Using a journal, especially a true data journal, seems like *the* way to > wear out your > flash as quickly as possible. > > If you've had success using ext2 in read/write mode on flash/CF in a > shipping product, > I for one would like to know more details! > > ken > > > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > >
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