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Posted to notifications@asterixdb.apache.org by "Michael Blow (Code Review)" <do...@asterixdb.incubator.apache.org> on 2016/05/18 06:31:02 UTC

Change in asterixdb[master]: ASTERIXDB-1455: Scale CharRecord Buffer Expansions

Hello Jenkins,

I'd like you to reexamine a change.  Please visit

    https://asterix-gerrit.ics.uci.edu/861

to look at the new patch set (#2).

Change subject: ASTERIXDB-1455: Scale CharRecord Buffer Expansions
......................................................................

ASTERIXDB-1455: Scale CharRecord Buffer Expansions

Reading a 30 MB record requires > 1500 buffer reallocations when increasing by
a fixed amount.  Updated to scale up the buffer increases to reduce the number
of reallocations in case of large records.

Change-Id: I4822b2a78e1f411de94d2c717523df6b2b4a381e
---
M asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/input/record/CharArrayRecord.java
M asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/input/record/reader/hdfs/AbstractCharRecordLookupReader.java
M asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/util/ExternalDataConstants.java
3 files changed, 4 insertions(+), 6 deletions(-)


  git pull ssh://asterix-gerrit.ics.uci.edu:29418/asterixdb refs/changes/61/861/2
-- 
To view, visit https://asterix-gerrit.ics.uci.edu/861
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Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I4822b2a78e1f411de94d2c717523df6b2b4a381e
Gerrit-PatchSet: 2
Gerrit-Project: asterixdb
Gerrit-Branch: master
Gerrit-Owner: Michael Blow <mi...@couchbase.com>
Gerrit-Reviewer: Jenkins <je...@fulliautomatix.ics.uci.edu>
Gerrit-Reviewer: Till Westmann <ti...@apache.org>