K 10 svn:author V 3 imp K 8 svn:date V 27 2016-09-30T17:49:04.997694Z K 7 svn:log V 256 Compute two new metrics. Disk load, the average number of transactions we have queued up normaliazed to the queue size. Also compute buckets of latency to help compute, in userland, estimates of Median, P90, P95 and P99 values. Sponsored by: Netflix, Inc END