My own clusters are too temporary and virtual for me to notice. I haven't thought of clock speed as having mattered in a long time, so I'm curious what kind of use cases might benefit from faster cores. Is there a category in some way where this sweet spot for faster cores occurs?
Russell Jurney http://datasyndrome.com On Oct 11, 2012, at 11:39 AM, Ted Dunning <[email protected]> wrote: You should measure your workload. Your experience will vary dramatically with different computations. On Thu, Oct 11, 2012 at 10:56 AM, Russell Jurney <[email protected]>wrote: > Anyone got data on this? This is interesting, and somewhat > counter-intuitive. > > Russell Jurney http://datasyndrome.com > > On Oct 11, 2012, at 10:47 AM, Jay Vyas <[email protected]> wrote: > > > Presumably, if you have a reasonable number of cores - speeding the > cores up will be better than forking a task into smaller and smaller chunks > - because at some point the overhead of multiple processes would be a > bottleneck - maybe due to streaming reads and writes? I'm sure each and > every problem has a different sweet spot. >
