# Spark Connector performance issues - with start up time

**URL:** https://discuss.elastic.co/t/spark-connector-performance-issues-with-start-up-time/102634
**Category:** Elasticsearch
**Tags:** es-hadoop
**Created:** [October 4, 2017, 12:18am UTC](https://discuss.elastic.co/t/spark-connector-performance-issues-with-start-up-time/102634 "2017-10-04T00:18:07Z")
**Posts on this page:** 1
**Showing post:** 4

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### Author: ![james.baiera](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/james.baiera/32/10209_2.png) [@james.baiera](https://discuss.elastic.co/u/james.baiera)
#### Post date: [October 4, 2017, 1:17pm UTC](https://discuss.elastic.co/t/spark-connector-performance-issues-with-start-up-time/102634/4 "2017-10-04T13:17:53Z")

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It seems the cluster is totally idle, waiting for work to be assigned. Would you be able to pull a thread dump from your Spark driver to see what it might be stuck doing that is keeping it from assigning work?

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