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Containers/Guarantees for resources

719 bytes added, 05:37, 18 May 2011
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Reverted edits by 188.163.70.199 (Talk) to last revision by Kir
This page describes how guarantees for resources can be implemented.
4qHRP7 <= How to guarantee a hrefguarantee ="httpIt's not obvious at the first glance, but ''there are only two ways of how a guarantee can be provided'':# reserve desired amount in advance# limit consumers to keep some amount free The first way has the followong disadvantages:; Reservation is impossible for certain resources://luoytkhoypcx.com/">luoytkhoypcx</such as CPU time, disk or network bandwidth and similar can not be just reserved as their amount instantly increases; ; Reserved amount is essentially a>limit, [url=httpbut much more strict: cutting off X megabytes from RAM implies that all the rest groups are limited in their RAM consumption; ; Reservation reduces containers density://jienmoiwokmx.com/]jienmoiwokmx[/url]if one wants to run some identical containers, each requiring 100Mb on 1Gb system, reservations can be done for only 10 containers, [link=http://iizjsuoiwaiaand starting the 11th is impossible.com/]iizjsuoiwaia[/link] On the other hand, http://oqxpipmtgqqu''limiting'' of containers can provide guarantees for them as well.com/
= Providing a guarantee through limiting =