Ma77Ball commented on code in PR #5647:
URL: https://github.com/apache/texera/pull/5647#discussion_r3408897780
##########
common/workflow-core/src/main/scala/org/apache/texera/amber/core/storage/util/LakeFSStorageClient.scala:
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@@ -69,11 +74,30 @@ object LakeFSStorageClient {
private val branchName: String = "main"
def healthCheck(): Unit = {
- try {
- this.healthCheckApi.healthCheck().execute()
- } catch {
- case e: Exception =>
- throw new RuntimeException(s"Failed to connect to lake fs server:
${e.getMessage}")
+ var attempt = 1
+ while (true) {
+ try {
+ this.healthCheckApi.healthCheck().execute()
+ return
+ } catch {
+ case ie: InterruptedException =>
+ // Restore the interrupt status and fail fast rather than retrying.
+ Thread.currentThread().interrupt()
+ throw new RuntimeException("Interrupted while waiting to retry lake
fs health check", ie)
+ case e: Exception =>
+ if (attempt >= HealthCheckMaxAttempts) {
+ throw new RuntimeException(
+ s"Failed to connect to lake fs server after
$HealthCheckMaxAttempts attempts: ${e.getMessage}",
+ e
+ )
+ }
+ logger.warn(
+ s"LakeFS not reachable (attempt $attempt/$HealthCheckMaxAttempts):
${e.getMessage}. " +
+ s"Retrying in ${HealthCheckRetryDelayMillis}ms..."
+ )
+ Thread.sleep(HealthCheckRetryDelayMillis)
Review Comment:
Switched to exponential backoff starting at 200ms (200 → 400 → 800 → 1600ms)
over 5 attempts, capping total wait at ~3s instead of ~30s. The doubling logic
lives in the new `retryWithBackoff` helper.
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