# How to increase number of nodes **URL:** \ **Category:** Elasticsearch\ **Created:** [June 9, 2015, 12:15am UTC](https://discuss.elastic.co/t/how-to-increase-number-of-nodes/23755 "2015-06-09T00:15:39Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![tushar](https://avatars.discourse-cdn.com/v4/letter/t/5fc32e/32.png) [@tushar](https://discuss.elastic.co/u/tushar)\ **Post date:** [June 9, 2015, 12:15am UTC](https://discuss.elastic.co/t/how-to-increase-number-of-nodes/23755/1 "2015-06-09T00:15:39Z")
I am getting out of memory error due to which all my shards are failing. I need to restart my server every time this error shows up. I tried increasing the Heap size to 10GB where my total server memory is 16GB is this a problem. ## -- Please update your bookmarks! We have moved to [https://discuss.elastic.co/](https://discuss.elastic.co/) You received this message because you are subscribed to the Google Groups "elasticsearch" group. To unsubscribe from this group and stop receiving emails from it, send an email to [elasticsearch+unsubscribe@googlegroups.com](mailto:elasticsearch+unsubscribe@googlegroups.com). To view this discussion on the web visit [https://groups.google.com/d/msgid/elasticsearch/6a8c68e4-dcc0-4af8-9d05-d87c5636a3bb%40googlegroups.com](https://groups.google.com/d/msgid/elasticsearch/6a8c68e4-dcc0-4af8-9d05-d87c5636a3bb%40googlegroups.com). For more options, visit [https://groups.google.com/d/optout](https://groups.google.com/d/optout). ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [July 6, 2017, 12:08am UTC](https://discuss.elastic.co/t/how-to-increase-number-of-nodes/23755/2 "2017-07-06T00:08:57Z")