steveloughran commented on code in PR #5117:
URL: https://github.com/apache/hadoop/pull/5117#discussion_r1020487323
##########
hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/services/ReadBufferManager.java:
##########
@@ -302,33 +325,33 @@ private synchronized boolean tryEvict() {
}
private boolean evict(final ReadBuffer buf) {
- // As failed ReadBuffers (bufferIndx = -1) are saved in completedReadList,
- // avoid adding it to freeList.
- if (buf.getBufferindex() != -1) {
- freeList.push(buf.getBufferindex());
- }
-
- completedReadList.remove(buf);
buf.setTracingContext(null);
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Evicting buffer idx {}; was used for file {} offset {}
length {}",
buf.getBufferindex(), buf.getStream().getPath(), buf.getOffset(),
buf.getLength());
}
+ completedReadList.remove(buf);
Review Comment:
ok. i'd positioned where they were so the invariant "not in use" held.
maybe the validateReadManagerState() should go in at the end of the eviction
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