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52.60 minutes 13.15 minutes 4.38 minutes 1.01 minutes 8.64 seconds 99.995% ("four nines five") 26.30 minutes 6.57 minutes 2.19 minutes 30.24 seconds 4.32 seconds 99.999% ("five nines") 5.26 minutes 1.31 minutes 26.30 seconds 6.05 seconds 864.00 milliseconds: 99.9999% ("six nines") 31.56 seconds 7.89 seconds 2.63 seconds 604.80 milliseconds
In this context, a "one nine" (90%) uptime indicates a system that is available 90% of the time or, as is more commonly described, unavailable 10% of the time – about 72 hours per month. [8] A "five nines" (99.999%) uptime describes a system that is unavailable for at most 26 seconds per month. [8]
Uptime is a measure of system reliability, expressed as the period of time a machine, typically a computer, has been continuously working and available. Uptime is the opposite of downtime . Htop adds an exclamation mark when uptime is longer than 100 days.
For an approximately normal data set, the values within one standard deviation of the mean account for about 68% of the set; while within two standard deviations account for about 95%; and within three standard deviations account for about 99.7%.
Continuous availability is an approach to computer system and application design that protects users against downtime, whatever the cause and ensures that users remain connected to their documents, data files and business applications.
A chart showing the disparity in income distribution in the United States. [29] [30] Wealth inequality and income inequality have been central concerns among OWS protesters. [31] [32] [33] CBO data shows that in 1980, the top 1% earned 9.1% of all income, while in 2006 they earned 18.8% of all income. [34]
Millesimal fineness is a system of denoting the purity of platinum, gold and silver alloys by parts per thousand of pure metal by mass in the alloy. For example, an alloy containing 75% gold is denoted as "750".
This was much cheaper than competitors Dropbox and OneDrive offered at the time. [ 59 ] In 2018, the paid plans were re-branded as " Google One " to emphasize their application beyond Google Drive, along with the addition of a $2.99/month plan for 200 GB, and increasing the $9.99 plan to 2 TB at no additional charge.