[talk] A cool commit for ZFS

Isaac (.ike) Levy ike at blackskyresearch.net
Thu Apr 7 10:23:00 EDT 2016

> On Apr 7, 2016, at 10:18 AM, Michael W. Lucas <mwlucas at michaelwlucas.com> wrote:
> Dude, I'm copyediting the Advanced ZFS book today, trying to get it in
> print in the next week or so.
> You've just ruined my life.

Sincerest apologies!  It's only in head at least :)

And really, people have only waited 20 years for this kind of profoundly powerful functionality...  They can wait until the 2nd Edition :P

> Sadly, Detroit is really flat and has few rivers, so I don't have any
> convenient bridges to throw myself off of.

Good thing!  AFAIK Canadian owns the one big bridge even?

I'm sure the giant fist of Joe Louis is waiting there for a fist bump to cheer you up!


> On Thu, Apr 07, 2016 at 09:47:38AM -0400, Isaac (.ike) Levy wrote:
>> Pretty amazing IMHO, ZFS I/O limits,
>> https://lists.freebsd.org/pipermail/svn-src-head/2016-April/084288.html
>> "  Add four new RCTL resources - readbps, readiops, writebps and writeiops,
>> for limiting disk (actually filesystem) IO.
>> Note that in some cases these limits are not quite precise. It's ok,
>> as long as it's within some reasonable bounds.
>> "
>> Best,
>> .ike
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> -- 
> Michael W. Lucas  -  mwlucas at michaelwlucas.com, Twitter @mwlauthor 
> http://www.MichaelWLucas.com/, http://blather.MichaelWLucas.com/

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