But with three nines, the outage may be 1 second long outages 43 times a day. Or perhaps they are 1 millisecond outages every other second.
From: Bill Prince Sent: Sunday, August 27, 2017 11:31 AM To: [email protected] Subject: Re: [AFMUG] mimosa b11 Depends on how much you value sleeping at night. Five nines of reliability gets you a calculated 5 minutes of downtime per year. Three nines gets you a calculated 4-1/2 hours of downtime per year. How much is the extra 4 hours and 25 minutes worth to you? NOTE: All times are approximate. bp <part15sbs{at}gmail{dot}com> On 8/27/2017 10:17 AM, Rory Conaway wrote: Is that a common practice? And doesn’t that add to the cost on both a monthly basis (tower costs if you rent) and the Capex? Do you find it is worth that additional cost?
