Github user li-zhihui commented on a diff in the pull request:
https://github.com/apache/spark/pull/900#discussion_r14813843
--- Diff:
core/src/main/scala/org/apache/spark/scheduler/cluster/CoarseGrainedSchedulerBackend.scala
---
@@ -46,9 +46,19 @@ class CoarseGrainedSchedulerBackend(scheduler:
TaskSchedulerImpl, actorSystem: A
{
// Use an atomic variable to track total number of cores in the cluster
for simplicity and speed
var totalCoreCount = new AtomicInteger(0)
+ var totalExpectedExecutors = new AtomicInteger(0)
val conf = scheduler.sc.conf
private val timeout = AkkaUtils.askTimeout(conf)
private val akkaFrameSize = AkkaUtils.maxFrameSizeBytes(conf)
+ // Submit tasks only after (registered executors / total expected
executors)
+ // is equal to at least this value, that is double between 0 and 1.
+ var minRegisteredRatio =
conf.getDouble("spark.scheduler.minRegisteredExecutorsRatio", 0)
--- End diff --
@tgravescs Done.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket
with INFRA.
---
