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List:       hadoop-user
Subject:    Re: Valid setting in CDH
From:       Namikaze Minato <lloydsensei () gmail ! com>
Date:       2016-02-19 15:09:12
Message-ID: CACmJb3wd-wCC4dDDozdWyMC6aGVtfxjueKEvzkFFgyfwGbL49A () mail ! gmail ! com
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The top one is the one you should set. mapred-site.xml is for properties
you cannot set anywhere else.

Regards,
LLoyd

On 19 February 2016 at 10:44, =E5=BA=B7=E6=98=8E=E8=BE=89 <jack.minghui@gma=
il.com> wrote:

> Hi , master
>
> I have a confusing about the setting in Cloudera Manager hadoop version
> for some value.
> Especially for java option setting, eg:
> <property>
>   <name>mapreduce.map.java.opts</name>
>   <value>
>      -Xmx512M
>   </value>
> </property>
>
> In the Cloudera Manager, we both have settings like following:
> [image: Inline image 1]
> And you can also directly change the setting in :
> [image: Inline image 2]
>
> I am confused which one is the right setting?
> Thanks in advance!
>
> --
> Best Regards,
> Jack
>

[Attachment #5 (text/html)]

<div dir="ltr">The top one is the one you should set. mapred-site.xml is for \
properties you cannot set anywhere else.<br><br>Regards,<div>LLoyd</div></div><div \
class="gmail_extra"><br><div class="gmail_quote">On 19 February 2016 at 10:44, \
康明辉 <span dir="ltr">&lt;<a href="mailto:jack.minghui@gmail.com" \
target="_blank">jack.minghui@gmail.com</a>&gt;</span> wrote:<br><blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex"><div dir="ltr">Hi , master<div><br></div><div>I have a \
confusing about the setting in Cloudera Manager hadoop version for some \
value.</div><div>Especially for java option setting, eg:  \
</div><div><div>&lt;property&gt;  </div><div>   \
&lt;name&gt;mapreduce.map.java.opts&lt;/name&gt;  </div><div>   &lt;value&gt;  \
</div><div>        -Xmx512M</div><div>   &lt;/value&gt;  \
</div><div>&lt;/property&gt;</div></div><div><br></div><div>In the  Cloudera Manager, \
we both have settings like following:</div><div><div> <img></div><div>
<img><img src="cid:ii_152f8e8808e6903f" alt="Inline image 1" width="454" \
height="62"></div><div>And you can also directly change the setting in \
:</div><div><img src="cid:ii_152f8e96536dfe72" alt="Inline image 2" width="454" \
height="115"><br></div><div><br></div><div>I am confused which one is the right \
setting?</div><div>Thanks in advance!</div><span class="HOEnZb"><font \
color="#888888"><div><br></div>-- <br><div>Best Regards,<br>Jack</div> \
</font></span></div></div> </blockquote></div><br></div>

--047d7bd8fe02697eb9052c20df2b--


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