ahmarsuhail commented on code in PR #7723:
URL: https://github.com/apache/hadoop/pull/7723#discussion_r2391124306
##########
hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/s3a/ITestS3AAnalyticsAcceleratorStreamReading.java:
##########
@@ -109,6 +110,12 @@ public void testConnectorFrameWorkIntegration() throws
Throwable {
verifyStatisticCounterValue(ioStats, STREAM_READ_ANALYTICS_OPENED, 1);
fs.close();
verifyStatisticCounterValue(fs.getIOStatistics(),
ANALYTICS_STREAM_FACTORY_CLOSED, 1);
+
+ // Expect 4 audited requests. One HEAD, and 3 GETs. The 3 GETs are because
the read policy is WHOLE_FILE,
+ // in which case, AAL will start prefetching till EoF on file open in 8MB
chunks. The file read here
+ // s3://noaa-cors-pds/raw/2023/017/ohfh/OHFH017d.23_.gz, has a size of
~21MB, resulting in 3 GETS:
+ // [0-8388607, 8388608-16777215, 16777216-21511173].
Review Comment:
yup, parallel GETs
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