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[求助] VCP 2V0-621D 里面关于vCenter Performance 此题答案不对吧

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发表于 2016-10-7 01:47:31 | 显示全部楼层 |阅读模式
QUESTION NO: 129
An administrator is observing slow performance of the vCenter Inventory Service and observes the
entries from the wrapper.log file:
Exception in thread "tomcat-exec-2" java.lang.OutOfMemoryError: Java heap spaceException in
thread "http-bio-0.0.0.0-10443-Acceptor-0" java.lang.OutOfMemoryError: Java heap space
What should the administrator do to resolve the problem?
A. Increase the memory resources of the vCenter Server.
B. Increase the values using cloudvm-ram-size.
C. Increase the memory resouces of the Platform Services Controller.
D. Increase the wrapper.java.maxmemory value in wrapper.conf.

资料说答案是A

但是看这里
https://pubs.vmware.com/vsphere-60/index.jsp#com.vmware.vsphere.upgrade.doc/GUID-ABF63FAB-711C-4C8D-87D7-E6FB73B98425.html
The maximum JVM heap size, in megabytes. This setting controls the maximum size of the Java heap. Tuning this parameter can reduce the overhead of garbage collection, improving server response time and throughput. For some applications, the default setting for this option is too low, resulting in a high number of minor garbage collections.

Inventory Service: wrapper.java.maxmemory=2048

Profile-Driven Storage Service: wrapper.java.maxmemory=1024

The vSphere Web Client: For large deployments you might need to set this option towrapper.java.maxmemory=2048 .

所以我认为答案是D

大家怎么看?
发表于 2017-2-10 16:24:07 | 显示全部楼层
我也觉得是D,准备去考试了
板凳 2017-2-10 16:24:07 回复 收起回复
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发表于 2018-11-4 12:23:36 | 显示全部楼层
https://www.virtuallyghetto.com/ ... ter-server-6-0.html

文章說 6.0 之後會自動調節....
5# 2018-11-4 12:23:36 回复 收起回复
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