GitHub user kumarvishal09 opened a pull request:
https://github.com/apache/carbondata/pull/2588
[CARBONDATA-2807] Fixed data load performance issue with more number of
records
**Problem:**Data Loading is taking more time when number of records are
high.
**Root cause:** As number of records are high intermediate merger is taking
more time.
**Solution:** Checking the number of files present in file list is done is
synchronized block because of this
each intermediate request is taking sometime and when number of records are
high it impacting overall data loading performance
Be sure to do all of the following checklist to help us incorporate
your contribution quickly and easily:
- [ ] Any interfaces changed?
- [ ] Any backward compatibility impacted?
- [ ] Document update required?
- [ ] Testing done
Please provide details on
- Whether new unit test cases have been added or why no new tests
are required?
- How it is tested? Please attach test report.
- Is it a performance related change? Please attach the performance
test report.
- Any additional information to help reviewers in testing this
change.
- [ ] For large changes, please consider breaking it into sub-tasks under
an umbrella JIRA.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/kumarvishal09/incubator-carbondata
dataloadperf
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/carbondata/pull/2588.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2588
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commit 8972039a4c812676fb77ba73b54d5fa3a3d38dc8
Author: kumarvishal09 <kumarvishal1802@...>
Date: 2018-07-30T15:51:09Z
Fixed Data loading perfornace issue when number records is high
commit fe9088e74e367c7b0079744a4de20e8154ca6b7e
Author: kumarvishal09 <kumarvishal1802@...>
Date: 2018-07-30T15:53:00Z
Fixed Data loading perfornace issue when number records is high
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