dido:public:ra:xapend:xapend.a_glossary:f:five_nines
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dido:public:ra:xapend:xapend.a_glossary:f:five_nines [2020/11/14 13:30] nick created |
dido:public:ra:xapend:xapend.a_glossary:f:five_nines [2021/10/04 13:40] (current) 50.19.247.197 ↷ Links adapted because of a move operation |
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| ===== Five Nines ===== | ===== Five Nines ===== | ||
| - | [[dido:public:ra:xapend:xapend.a_glossary | Return to Glossary ]] | + | [[dido:public:ra:xapend:xapend.a_glossary:start| Return to Glossary ]] |
| - | **Five Nines** is the term used for describing the [[dido:public:ra:xapend:xapend.a_glossary:a:availability|availability]] of a computer or a service at 99.999 percent of the time it is required. In other words, the system or service is only unavailable for 5.39 minutes throughout the year for planned or unplanned [[dido:public:ra:xapend:xapend.a_glossary:downtime|downtime]]. Five nines is recommended and required for [[dido:public:ra:xapend:xapend.a_glossary:m:missioncritical|mission-critical]] requirements and for certain areas such as e-commerce. However, five nines availability has always been a challenge for a service or network and is often impossible to guarantee. | + | **Five Nines** is the term used for describing the [[dido:public:ra:xapend:xapend.a_glossary:a:availability|availability]] of a computer or a service at 99.999 percent of the time it is required. In other words, the system or service is only unavailable for 5.39 minutes throughout the year for planned or unplanned [[dido:public:ra:xapend:xapend.a_glossary:d:downtime|downtime]]. Five nines is recommended and required for [[dido:public:ra:xapend:xapend.a_glossary:m:missioncritical|mission-critical]] requirements and for certain areas such as e-commerce. However, five nines availability has always been a challenge for a service or network and is often impossible to guarantee. |
| <table> | <table> | ||
dido/public/ra/xapend/xapend.a_glossary/f/five_nines.1605378620.txt.gz · Last modified: 2020/11/14 13:30 by nick
