tag:blogger.com,1999:blog-6700740845916427018.post7212351096259202226..comments2023-06-15T08:37:33.877-04:00Comments on ReliabilityNow.com: Is The MTTR Metric Killing Your Reliability? Shon Isenhourhttp://www.blogger.com/profile/16783716800352623358noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6700740845916427018.post-62540945418746013732016-10-12T11:26:12.771-04:002016-10-12T11:26:12.771-04:00I would add that MTTR doesn't really address t...I would add that MTTR doesn't really address the variability of even a normal job. Variability is part of the normal process, sometimes one bolt will take longer to remove. Ignoring that variability using a simple oversimplification will lead to the unintended consequences you have listed. Instead use the lognormal distribution to describe the distribution of repair times - much more informative.Fred Schenkelberghttps://www.blogger.com/profile/08471197889432342324noreply@blogger.com