Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/15307#discussion_r81613977
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/streaming/StreamExecution.scala
---
@@ -185,25 +203,36 @@ class StreamExecution(
SparkSession.setActiveSession(sparkSession)
triggerExecutor.execute(() => {
- if (isActive) {
- if (currentBatchId < 0) {
- // We'll do this initialization only once
- populateStartOffsets()
- logDebug(s"Stream running from $committedOffsets to
$availableOffsets")
- } else {
- constructNextBatch()
- }
- if (dataAvailable) {
- runBatch()
- // We'll increase currentBatchId after we complete processing
current batch's data
- currentBatchId += 1
+ streamMetrics.reportTriggerStarted(currentBatchId)
+ streamMetrics.reportTriggerInfo(STATUS_MESSAGE, "Finding new data
from sources")
+ val isTerminated = timeIt(TRIGGER_LATENCY) {
+ if (isActive) {
+ if (currentBatchId < 0) {
+ // We'll do this initialization only once
+ populateStartOffsets()
+ logDebug(s"Stream running from $committedOffsets to
$availableOffsets")
+ } else {
+ constructNextBatch()
+ }
+ if (dataAvailable) {
+ streamMetrics.reportTriggerInfo(STATUS_MESSAGE, "Processing
new data")
+ streamMetrics.reportTriggerInfo(DATA_AVAILABLE, true)
+ runBatch()
+ // We'll increase currentBatchId after we complete
processing current batch's data
+ currentBatchId += 1
+ } else {
+ streamMetrics.reportTriggerInfo(STATUS_MESSAGE, "No new
data")
+ streamMetrics.reportTriggerInfo(DATA_AVAILABLE, false)
+ Thread.sleep(100)
--- End diff --
Well it was hardcoded before. I can make it a SQLConf.
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