[Thunar-dev] Unmount removable devices systemtray app

[Alexandre Moreira]

2007/2/1, Brian J. Tarricone <bjt23 at cornell.edu>:
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> Alexandre Moreira wrote:
>
> > I don't own this kind of device (well, I do, but I hardly use it)  but
> > someone told me some time ago that this kind of action was not needed
> > because of the write-through cache linux uses in this kind of device
> > -- you would only need it to stop blinking to take it off, and it
> > would be already synced.
> >
> > Is this correct ?
>
> No no no no noooooooo.
>
> First of all, as someone already mentioned, the cache strategy is
> configuration-dependent.  Secondly, if you just pull the device, the
> filesystem will not get unmounted, which means it will need a fsck the
> next time you insert it (or journal recovery, depending on the
> filesystem).  While this often isn't a big deal, it can be.  If there
> are changes to the FS's superblock, they may not get flushed to disk.
>
> Please, never advocate things that you don't understand, especially when
> - -- as you admitted! -- if you're wrong, it can cause data loss.  If it
> really is true, likely someone else will know for sure.

This is exactly why I wasn't "advocating" anything, but asking for information.

>
>         -brian
>
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