Estimating memory requirements for using Active Spaces cache in TIBCO BusinessEvents .

Estimating memory requirements for using Active Spaces cache in TIBCO BusinessEvents .

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Article ID: KB0087721

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Updated On:

Products Versions
TIBCO BusinessEvents Enterprise Edition -
Not Applicable -

Description

Resolution:
Description:
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Estimating memory requirements for using Active Spaces cache in TIBCO BusinessEvents .

Environment:
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TIBCO BusinessEvents 5.x
TIBCO ActiveSpaces 2.0.2
All Operating Systems


Resolution:
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For a typical scenario to estimate memory requirements using Active Spaces Cache with TIBCO BusinessEvents the following could be taken as reference . Also note that the values provided below are an approximate estimation .

CPU            
----------------------------------------------------------------------------------------------------------------------------------------------------------
Number of operations per second     :     100,000        
Estimated CPU cores required          :     10        
                    
Memory
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Data Type    Count per record    String/byte Length    Memory (bytes)
----------------------------------------------------------------------------------------------------------------------------------------------------------
Short        10                    NA                    20
Integer        10                    NA                    40
Long        10                    NA                    80
Float        10                    NA                    40
Double        10                    NA                    80
String        10                    100                    1090
Blob        10                    100                    1080
Date time                    10                    NA                    90
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Total Bytes                                            2520
            
Replication Count            :    2        
Count of Additional Fields Indexed    :    0        
Estimated Memory per record (bytes)    :    12439.2        
            
Total Records            :    1000000        
Estimated Total Memory (GB)        :    12.4392

Issue/Introduction

Estimating memory requirements for using Active Spaces cache in TIBCO BusinessEvents .