Avi Kivity wrote:

This _looks_ like it would severely impact cpu load during a write.
Have you done any testing to determine if this is likely to impact a normal usage scenario?

Why would it? In most cases, the zero test would terminate quickly, without accessing the entire cluster.


Good point, when I looked at it my brain was in zero wipe mode.. which would be slow but then a bucketload faster than writing the actual cluster to disk..

Brad
--
"Human beings, who are almost unique in having the ability
to learn from the experience of others, are also remarkable
for their apparent disinclination to do so." -- Douglas Adams


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