Bharath Vissapragada has posted comments on this change.

Change subject: [PREVIEW] Use native allocation while building catalog updates
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Patch Set 1:

(1 comment)

http://gerrit.cloudera.org:8080/#/c/7955/1/be/src/catalog/catalog.cc
File be/src/catalog/catalog.cc:

PS1, Line 113: free(buf);
> This freaks me out a bit. Any documentation I've read says that you should 
I used free after checking that the unsafe.freeMemory() also calls the same.

http://hg.openjdk.java.net/jdk8/jdk8/hotspot/file/87ee5ee27509/src/share/vm/prims/unsafe.cpp#l620

Do you think we should make a JNI call to the JVM and make it call the 
Unsafe#freeMemory() instead?


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Gerrit-MessageType: comment
Gerrit-Change-Id: I383684effa9524734ce3c6c0fb7ed37de0e15782
Gerrit-PatchSet: 1
Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-Owner: Bharath Vissapragada <bhara...@cloudera.com>
Gerrit-Reviewer: Alex Behm <alex.b...@cloudera.com>
Gerrit-Reviewer: Bharath Vissapragada <bhara...@cloudera.com>
Gerrit-Reviewer: Dimitris Tsirogiannis <dtsirogian...@cloudera.com>
Gerrit-HasComments: Yes

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