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TEZ-4577: SortSpan could be created real small, resulting in eventual job failure #367

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TEZ-4577: SortSpan could be created real small, resulting in eventual job failure #367

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4 changes: 2 additions & 2 deletions ...ibrary/src/main/java/org/apache/tez/runtime/library/common/sort/impl/PipelinedSorter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -357,7 +357,7 @@ public void sort() throws IOException {
}
Preconditions.checkArgument(buffers.get(bufferIndex) != null, "block should not be empty");
//TODO: fix per item being passed.
span = new SortSpan((ByteBuffer)buffers.get(bufferIndex).clear(), items,
span = new SortSpan((ByteBuffer)buffers.get(bufferIndex).clear(), (1024*1024),
perItem, ConfigUtils.getIntermediateOutputKeyComparator(this.conf));
} else {
// queue up the sort
Expand Down Expand Up @@ -940,7 +940,7 @@ private final class SortSpan implements IndexedSortable {
public SortSpan(ByteBuffer source, int maxItems, int perItem, RawComparator comparator) {
capacity = source.remaining();
int metasize = METASIZE*maxItems;
int dataSize = maxItems * perItem;
long dataSize = (long) maxItems * (long) perItem;
if(capacity < (metasize+dataSize)) {
// try to allocate less meta space, because we have sample data
metasize = METASIZE*(capacity/(perItem+METASIZE));
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