ESX QE450.2 Spezifikationen PDF herunterladen (Seite 282)

Basic System Administration

282 VMware, Inc.

About Collection Intervals and Collection Levels

Bydefault,VirtualCenterhasfourcollectionintervals:Day,Week,Month,andYear.

Eachintervalspecifiesalengthofatimeduringwhichstatisticsarecollectedatacertain

frequency.Forexample,theDayintervalsetsstatisticstobecollectedevery5minutes

duringa1dayperiod,asshown

inFigure 18‐1,“Example:DailyStatisticsCollection,”

onpage 282.

Figure 18-1. Example: Daily Statistics Collection

Table 18‐1belowliststhedefaultintervaldurationandcollectionfrequencyvaluefor

eachinterval.

Eachcollectionintervalalsohasadefaultcollectionlevelthatdetermineshowmany

countersareusedwhencollectingstatisticsdata.Countersestablishwhichmetricsare

retrieved

andrecordedinthedatabase.Youcanassignacollectionlevelof1‐4toeach

Table 18-1. Interval Duration and Collection Frequency: Defaults

Collection

Interval

Duration

Collection

Frequency Configurable Attributes — Possible Values

Day 1Day 5Minutes IntervalLength(Days)—1‐3

CollectionFrequency(Minutes)—1,2,3,5

Week 1Week 30Minutes None

Month 1Month 2Hours None

Year 1Year 1Days IntervalLength(Years)—1‐3

1 2 ... 277 278 279 280 281 282 283 284 285 286 287 ... 387 388

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ESX QE450.2 Spezifikationen Seite 282