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Re: Exposing FUA as alternative to DIOCCACHESYNC for WAPBL



On Sat, Apr 01, 2017 at 11:12:42AM -0400, Thor Lancelot Simon wrote:

> That said, very high-latency transports like iSCSI require a lot more
> data than we can put into flight at once.  We just don't have enough
> parallelism in our I/O subsystem (and most applications can't supply
> enough).

We have tons of parallelism for writing and a small amount for reading.

Doesn't say we couldn't do better.


Greetings,
-- 
                                Michael van Elst
Internet: mlelstv%serpens.de@localhost
                                "A potential Snark may lurk in every tree."


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