[nSLUG] Re: Journaling fs? Unsuitable for thumbdrive?
mspencer at tallships.ca
Sun Aug 23 15:07:32 ADT 2015
> On 23/08/15 02:53 AM, Mike Spencer wrote:
>> Why is it important *not* to use a journaling fs on a SSD/thumbdrive?
> Typically this advice gets passed around based on the persistent
> myth that because flash storage only lasts for a limited number of
> write cycles, you should not do anything that would write frequently
> to disk, especially to one spot on the disk (e.g. the journal file
> or swap).
Ah-ha! The answer, TYVM.
> It's surprising that in 2015 this myth is still circulating. Even
> the lowest grade MLC is not going to wear out because you put a
> journalling FS or a swap file on it. So relax: the risk of
> corruption in the face of power failures is not worth the perception
> of having improved write endurance.
And the more imprtant gloss on the answer!
Joel's suggestion of ext2 or ext4 sans journaling was an anomaly that I
missed on the first read, then wondered about.
Michael Spencer Nova Scotia, Canada .~.
mspencer at tallships.ca /( )\
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