HAMMER update 19-June-2008 (56C) (HEADS UP - MEDIA CHANGED)

Dan M strangepics at gmail.com
Fri Jun 20 11:47:52 PDT 2008


On Fri, Jun 20, 2008 at 2:20 PM, Matthew Dillon
<dillon at apollo.backplane.com> wrote:
>    HAMMER's fsync might return early too, BTW... not intentionally, it's
>    still an all-or-nothing deal from the point of view of crash recovery,
>    but if the inode is already queued to the flusher it would have to be
>    re-queued to get the rest of the modifications and that might cause
>    fsync() to return early.  Doing it properly shouldn't be too difficult
>    but it isn't at the top of my priority list.

Hmm, so what does all of this mean for email servers? Unsafe for now,
but eventually HAMMER will be safe to use?


-- 
Dan





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