# Elastic node down unable to find reason? **URL:** \ **Category:** Elasticsearch\ **Created:** [March 2, 2017, 6:12am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092 "2017-03-02T06:12:30Z")\ **Posts on this page:** 6\ **Page:** 1
**Author:** ![sandeep\_verma1](https://avatars.discourse-cdn.com/v4/letter/s/c37758/32.png) [@sandeep\_verma1](https://discuss.elastic.co/u/sandeep_verma1)\ **Post date:** [March 2, 2017, 6:12am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092/1 "2017-03-02T06:12:30Z")
Elasticsearch node down but unable to find exact reason. Elasticserach Infra: 1 master 5 data node each has 28 gb ram ,550 gb storage, 8 core and attached screenshot of marvel of that time (9-10 am). ![](https://us1.discourse-cdn.com/elastic/original/3X/a/a/aa026c003e51d58b94a9200eabeabf902a15b063.png) I major part node down when indexing rate increase over 700 /sec. ---
**Author:** ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)\ **Post date:** [March 2, 2017, 8:38am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092/2 "2017-03-02T08:38:07Z")
What is in the Elasticsearch logs? ---
**Author:** ![sandeep\_verma1](https://avatars.discourse-cdn.com/v4/letter/s/c37758/32.png) [@sandeep\_verma1](https://discuss.elastic.co/u/sandeep_verma1)\ **Post date:** [March 2, 2017, 9:57am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092/3 "2017-03-02T09:57:49Z")
[2017-02-24 12:00:02,614][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.4s [2017-02-24 12:00:02,769][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.6s [2017-02-24 12:00:02,906][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.7s [2017-02-24 12:00:02,926][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.7s [2017-02-24 12:00:02,927][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.7s [2017-02-24 12:00:02,972][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.8s [2017-02-24 12:00:02,993][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.8s [2017-02-24 12:00:03,033][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.8s [2017-02-24 12:00:03,048][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 1.8s [2017-02-24 12:00:03,315][DEBUG][index.fielddata.plain] [es2--node1] [jal] Global-ordinals[\_parent] took 2.1s [2017-02-24 12:00:05,041][DEBUG][index.engine] [es2--node1] [jal][11] merge segment [\_43qt] done: took [36s], [27.4 MB], [69,931 docs], [0s stopped], [0s throttled], [51.3 MB written], [Infinity MB/sec throttle] [2017-02-24 12:00:06,101][DEBUG][index.engine] [es2--node1] [jal][19] merge segment [\_44ph] done: took [28.5s], [21.7 MB], [54,866 docs], [0s stopped], [0s throttled], [39.3 MB written], [Infinity MB/sec throttle] [2017-02-24 12:00:09,762][DEBUG][index.engine] [es2--node1] [jal][18] merge segment [\_492c] done: took [26.5s], [19.1 MB], [48,648 docs], [0s stopped], [0s throttled], [36.2 MB written], [Infinity MB/sec throttle] [2017-02-24 12:00:11,881][DEBUG][index.engine] [es2--node1] [jal][12] merge segment [\_42gv] done: took [30.4s], [20.9 MB], [54,315 docs], [0s stopped], [0s throttled], [39.3 MB written], [Infinity MB/sec throttle] [2017-02-24 12:00:13,669][DEBUG][index.engine] [es2--node1] [jal][12] merge segment [\_42fi] done: took [2.4m], [90.3 MB], [224,246 docs], [0s stopped], [16.2s throttled], [180.3 MB written], [7.1 MB/sec throttle] [2017-02-24 12:00:18,397][DEBUG][index.engine] [es2--node1] [jal][16] merge segment [\_43m8] done: took [26.8s], [20.7 MB], [55,371 docs], [0s stopped], [0s throttled], [39.3 MB written], [Infinity MB/sec throttle] [2017-02-24 12:00:23,849][DEBUG][index.engine] [es2--node1] [jal][4] merge segment [\_484o] done: took [1h], [4,977.0 MB], [11,553,054 docs], [0s stopped], [4.8m throttled], [3,240.3 MB written], [6.5 MB/sec throttle] [2017-02-24 12:00:24,814][DEBUG][index.engine] [es2--node1] [jal][4] merge segment [\_49it] done: took [3m], [113.1 MB], [279,751 docs], [0s stopped], [20.3s throttled], [208.0 MB written], [6.5 MB/sec throttle] [2017-02-24 12:00:29,081][DEBUG][indices.memory] [es2--node1] recalculating shard indexing buffer, total is [4.1gb] with [12] active shards, each shard set to indexing=[356.7mb], translog=[64kb] [2017-02-24 12:00:29,081][DEBUG][index.shard] [es2--node1] [jal][13] updateBufferSize: engine is closed; skipping ---
**Author:** ![sandeep\_verma1](https://avatars.discourse-cdn.com/v4/letter/s/c37758/32.png) [@sandeep\_verma1](https://discuss.elastic.co/u/sandeep_verma1)\ **Post date:** [March 2, 2017, 10:19am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092/4 "2017-03-02T10:19:18Z")
**118000 indexing/second** ![](https://us1.discourse-cdn.com/elastic/original/3X/7/9/793253714f308c028d8d979b698f39af559e48d9.png) ---
**Author:** ![Christian\_Dahlqvist](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/christian_dahlqvist/32/4617_2.png) [@Christian\_Dahlqvist](https://discuss.elastic.co/u/Christian_Dahlqvist)\ **Post date:** [March 2, 2017, 11:03am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092/5 "2017-03-02T11:03:15Z")
These logs do not seem to be from around the time when the node went down. Is there anything notable around that timeframe? ---
**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\ **Post date:** [March 30, 2017, 11:03am UTC](https://discuss.elastic.co/t/elastic-node-down-unable-to-find-reason/77092/6 "2017-03-30T11:03:24Z")
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