On Mon, Sep 16, 2024 at 01:40:52PM +0300, Anssi Saari wrote: > <to...@tuxteam.de> writes:
[...] > > You are talking device cache. Jeffrey is talking file system cache. > > Two different (and independent) layers. > > I think Jeffrey's post was pretty clear in that it was not about writing > to a file system. Notwithstanding the words "file system cache" in that > quote above which I think that was just a mistake. This way around it'd make sense. The quoted kernel messages: > [3675744.043264] sd 6:0:0:0: [sdc] No Caching mode page found and so on talk device cache, not FS cache. To avoid confusion, it is important to keep them apart. (Still, if you yank the device out while its caches are dirty, you might get corruption, depending on how those react to power loss). Cheers -- t
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