v3nkatesh commented on a change in pull request #1484:
URL: https://github.com/apache/incubator-hudi/pull/1484#discussion_r418391562
##########
File path: hudi-client/src/main/java/org/apache/hudi/index/hbase/HBaseIndex.java
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@@ -322,66 +347,94 @@ private boolean checkIfValidCommit(HoodieTableMetaClient
metaClient, String comm
/**
* Helper method to facilitate performing mutations (including puts and
deletes) in Hbase.
*/
- private void doMutations(BufferedMutator mutator, List<Mutation> mutations)
throws IOException {
+ private void doMutations(BufferedMutator mutator, List<Mutation> mutations,
RateLimiter limiter) throws IOException {
if (mutations.isEmpty()) {
return;
}
+ // report number of operations to account per second with rate limiter.
+ // If #limiter.getRate() operations are acquired within 1 second,
ratelimiter will limit the rest of calls
+ // for within that second
+ limiter.acquire(mutations.size());
mutator.mutate(mutations);
mutator.flush();
mutations.clear();
- sleepForTime(SLEEP_TIME_MILLISECONDS);
- }
-
- private static void sleepForTime(int sleepTimeMs) {
- try {
- Thread.sleep(sleepTimeMs);
- } catch (InterruptedException e) {
- LOG.error("Sleep interrupted during throttling", e);
- throw new RuntimeException(e);
- }
}
@Override
public JavaRDD<WriteStatus> updateLocation(JavaRDD<WriteStatus>
writeStatusRDD, JavaSparkContext jsc,
HoodieTable<T> hoodieTable) {
- final HBaseIndexQPSResourceAllocator hBaseIndexQPSResourceAllocator =
createQPSResourceAllocator(this.config);
- setPutBatchSize(writeStatusRDD, hBaseIndexQPSResourceAllocator, jsc);
- LOG.info("multiPutBatchSize: before hbase puts" + multiPutBatchSize);
- JavaRDD<WriteStatus> writeStatusJavaRDD =
writeStatusRDD.mapPartitionsWithIndex(updateLocationFunction(), true);
+ final Option<Float> desiredQPSFraction =
calculateQPSFraction(writeStatusRDD, hBaseIndexQPSResourceAllocator);
+ // Map each fileId that has inserts to a unique partition Id. This will be
used while
+ // repartitioning RDD<WriteStatus>
+ int partitionIndex = 0;
+ final List<String> fileIds = writeStatusRDD.filter(w ->
w.getStat().getNumInserts() > 0)
+ .map(w -> w.getFileId()).collect();
+ for (final String fileId : fileIds) {
+ this.fileIdPartitionMap.put(fileId, partitionIndex++);
+ }
+ JavaRDD<WriteStatus> partitionedRDD = this.numWriteStatusWithInserts == 0
? writeStatusRDD :
+ writeStatusRDD.mapToPair(w -> new
Tuple2<>(w.getFileId(), w))
+ .partitionBy(new
WriteStatusPartitioner(this.fileIdPartitionMap,
+ this.numWriteStatusWithInserts))
+ .map(w -> w._2());
+ acquireQPSResourcesAndSetBatchSize(desiredQPSFraction, jsc);
+ LOG.info("multiPutBatchSize before hbase puts: " + this.multiPutBatchSize);
Review comment:
done.
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