RamanVerma commented on a change in pull request #9364:
URL: https://github.com/apache/kafka/pull/9364#discussion_r511277713
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File path: core/src/main/scala/kafka/log/LogManager.scala
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@@ -298,26 +300,38 @@ class LogManager(logDirs: Seq[File],
/**
* Recover and load all logs in the given data directories
*/
- private def loadLogs(): Unit = {
+ private[log] def loadLogs(): Unit = {
info(s"Loading logs from log dirs $liveLogDirs")
val startMs = time.hiResClockMs()
val threadPools = ArrayBuffer.empty[ExecutorService]
val offlineDirs = mutable.Set.empty[(String, IOException)]
- val jobs = mutable.Map.empty[File, Seq[Future[_]]]
+ val jobs = ArrayBuffer.empty[Seq[Future[_]]]
var numTotalLogs = 0
for (dir <- liveLogDirs) {
val logDirAbsolutePath = dir.getAbsolutePath
+ var hadCleanShutdown: Boolean = false
try {
val pool = Executors.newFixedThreadPool(numRecoveryThreadsPerDataDir)
threadPools.append(pool)
val cleanShutdownFile = new File(dir, Log.CleanShutdownFile)
if (cleanShutdownFile.exists) {
info(s"Skipping recovery for all logs in $logDirAbsolutePath since
clean shutdown file was found")
+ // Cache the clean shutdown status and use that for rest of log
loading workflow. Delete the CleanShutdownFile
+ // so that if broker crashes while loading the log, it is considered
hard shutdown during the next boot up. KAFKA-10471
+ try {
+ cleanShutdownFile.delete()
+ } catch {
+ case e: IOException =>
Review comment:
`java.nio.file.Files` API throws `IOException` but not the one used here
`java.io.File`. Will remove this exception
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