mcvsubbu commented on a change in pull request #5737:
URL: https://github.com/apache/incubator-pinot/pull/5737#discussion_r460333739
##########
File path:
pinot-tools/src/main/java/org/apache/pinot/tools/admin/command/RealtimeProvisioningHelperCommand.java
##########
@@ -177,25 +211,26 @@ public boolean execute()
// Completed: Use multiple (completedSize,numHours) data points to
calculate completed size for our numHours
File sampleCompletedSegmentFile = new File(_sampleCompletedSegmentDir);
- long sampleSegmentConsumedSeconds =
-
TimeUnit.SECONDS.convert(TimeUtils.convertPeriodToMillis(_periodSampleSegmentConsumed),
TimeUnit.MILLISECONDS);
-
long maxUsableHostMemBytes = DataSizeUtils.toBytes(_maxUsableHostMemory);
MemoryEstimator memoryEstimator =
- new MemoryEstimator(tableConfig, sampleCompletedSegmentFile,
sampleSegmentConsumedSeconds,
- maxUsableHostMemBytes);
+ new MemoryEstimator(tableConfig, sampleCompletedSegmentFile,
_ingestionRate, maxUsableHostMemBytes, tableRetentionHours);
File sampleStatsHistory = memoryEstimator.initializeStatsHistory();
memoryEstimator
.estimateMemoryUsed(sampleStatsHistory, numHosts, numHours,
totalConsumingPartitions, _retentionHours);
+ note.append("\n* See
https://docs.pinot.apache.org/operators/operating-pinot/tuning/realtime";);
// TODO: Make a recommendation of what config to choose by considering
more inputs such as qps
- LOGGER.info("\nMemory used per host");
- displayResults(memoryEstimator.getTotalMemoryPerHost(), numHosts,
numHours);
+
System.out.println("\n============================================================\n"
+ toString());
+ System.out.println(note.toString());
+ LOGGER.info("\nMemory used per host (Active/Mapped)");
+ displayResults(memoryEstimator.getActiveMemoryPerHost(), numHosts,
numHours);
LOGGER.info("\nOptimal segment size");
displayResults(memoryEstimator.getOptimalSegmentSize(), numHosts,
numHours);
LOGGER.info("\nConsuming memory");
displayResults(memoryEstimator.getConsumingMemoryPerHost(), numHosts,
numHours);
+ LOGGER.info("\nNumber of segments queried per host");
Review comment:
I will add that in gitbooks. This is the number of segments that that
fall within the "retentionHours", if you will. We cannot document everyting in
the command output, but I plan to add significant doc to gitbook.
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