mode data=journal in ext3. Is it safe to use?

Daniel Pittman daniel at
Mon Jun 28 00:22:17 UTC 2004

On 28 Jun 2004, Petter Larsen wrote:
>>> We are using ext3 on a compact flash disk in an embedded device. So we
>>> are not using RAID systems.
>> Watch out - even with the internal wear leveling the CF disk will do,
>> ext3 is still a pretty heavy filesystem to use there.
> Well, which filesystem would you then used for read-write on this CF?

My recommendation would be to look at running your system out of memory,
and writing back to flash on a scheduled basis, and at shutdown.

That way the write load is minimized, but you still have a persistent
Anyone who goes to a psychiatrist ought to have his head examined.
        -- Samuel Goldwyn

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