On Wed, 16 Dec 2009, Eric B Munson wrote: > This patch adds the ability to tell what percentage of a processes > CPU cycles were spent servicing TLB misses. This functionality > depends on knowing what the cost of a single TLB miss is in CPU > cycles. cpupcstat can be told this cost in two ways: > 1. via a config > file that has the cost in the form: > TLB_MISS_COST=12 > Where '12' would be replaced with the cost for the target CPU. > > 2. If the cost is not specified, cpupcstat will attempt to run the > tlbmiss_cost.sh script to determine the cost. This script can be > found in the contrib/ directory and needs some setup before the > cpupcstat can use it. > > Signed-off-by: Eric B Munson <[email protected]>
Applied, thanks. Eric
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