Re: Question about load balance
От | John R Pierce |
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Тема | Re: Question about load balance |
Дата | |
Msg-id | 4FD6F438.9080500@hogranch.com обсуждение исходный текст |
Ответ на | Re: Question about load balance (Condor <condor@stz-bg.com>) |
Ответы |
Re: Question about load balance
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Список | pgsql-general |
On 06/11/12 11:29 PM, Condor wrote: > I think I'm trying to learn information what is the technique for > managing large databases > not to philosophize what was my server. you handle large databases with a lot of fast disk, and memory, this gets you into the terabytes. clustering/load balancing would not do for this, other than needing MORE fast disk (N replicas require N times the disk system of one database). clustering can provide active/slave failover for high availability, or it can provide replicas for balancing read queries. updates have to be made to all the replicas, so they wont be any faster than a single server (in fact, will be slower due to the overhead of replication -- john r pierce N 37, W 122 santa cruz ca mid-left coast
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