Jeff Bonwick writes:
> > Are you saying that copy-on-write doesn't apply for mmap changes, but
> > only file re-writes? I don't think that gels with anything else I
> > know about ZFS.
>
> No, you're correct -- everything is copy-on-write.
>
Maybe the confusion comes from:
mmap changes : application interaction with memory
COW : memory(ZFS) interaction with storage
There is an fsync() or fsflush deamon in between.
-r
> Jeff
>
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