You need to turn it off with hdparm. sudo hdparm -W 0 /dev/<whatever>
-Ivan On Thu, Jun 12, 2014 at 01:05:25AM -0700, Anita Kar wrote: > Hi, > > I am trying to test Zooekeeper perf. The paper "Zab: High-performance > broadcast for <http://www.stanford.edu/class/cs347/reading/zab.pdf> > primary-backup systems <http://www.stanford.edu/class/cs347/reading/zab.pdf>" > mentions one of the tests that involves turning off caching during disk > writes. > > What modifications should I do to disable caching? I want to test the perf > of doing many create operations without caching.
