# # Original File # -------------- # http://www.Linux-Consulting.com/HA/99.999.txt # # # 14 minutes of down time allowed based on number of minutes per day # and resulting 99% uptime # # ------------------------------------------------------------------ # # Snipped the Posting to the mailing list # From: Alvin Oga Message-Id: <200010160144.SAA16059@planet.fef.com> Subject: 99.99% uptime... To: svlug@svlug.org Date: Sun, 15 Oct 2000 18:44:33 -0700 (PDT) .... snipped ... ------------------------------------------------------------------- - - assume....14 minutes of down time.... for the life of the server... - ===================================== - 60 minutes per hr - 1440 minutes per 24hr day - ------------------------------------------------------------------- # # Daily... downtime... uptime... # -------- # 1,440 minutes per Day.... 0.972222% 99.0278% uptime # # # Weekly... # ---------- # 10,080 minutes per Week... 0.138888% 99.8611% uptime # # # Monthly...( 30 days ) # ---------- # 43,200 minutes per Month... 0.032407% 99.9676% uptime # # # still reasonable... uptimes... # # # Quarterly... ( 90 days ) # ------------ # 129,600 minutes per Quarter...0.010802% 99.9892% uptime # # # Annually... ( 365 days ) # ----------- # 525,600 minutes per Year......0.002664% 99.9973% uptime # # #1,051,200 minutes per 2yrs.....0.001332% 99.9987% uptime #2,102,400 minutes per 4yrs.....0.000666% 99.9993% uptime #4,2048000 minutes per 8yrs.....0.000333% 99.9997% uptime # # #...... end of email ...