# Attempted to send a bulk request to elasticsearch' but Elasticsearch appears to be unreachable or down
**URL:** https://discuss.elastic.co/t/attempted-to-send-a-bulk-request-to-elasticsearch-but-elasticsearch-appears-to-be-unreachable-or-down/89918
**Category:** Logstash
**Created:** [June 19, 2017, 11:09am UTC](https://discuss.elastic.co/t/attempted-to-send-a-bulk-request-to-elasticsearch-but-elasticsearch-appears-to-be-unreachable-or-down/89918 "2017-06-19T11:09:32Z")
**Posts on this page:** 2
**Page:** 1
### Author:  [@Zeeshan\_Alam](https://discuss.elastic.co/u/Zeeshan_Alam)
#### Post date: [June 19, 2017, 11:09am UTC](https://discuss.elastic.co/t/attempted-to-send-a-bulk-request-to-elasticsearch-but-elasticsearch-appears-to-be-unreachable-or-down/89918/1 "2017-06-19T11:09:32Z")
I am using Elasticsearch and Logstash 5.2.0, I am getting these constant error and warnings in my logstash logs even though my elastcisearch is always up.
```
[2017-06-19T07:00:37,497][ERROR][logstash.outputs.elasticsearch] Attempted to send a bulk request to elasticsearch' but Elasticsearch appears to be unreachable or down! {:error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c3.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError", :will_retry_in_seconds=>2}
[2017-06-19T07:00:39,496][INFO][logstash.outputs.elasticsearch] Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>http://es-prod-rtp1-c3.fmr.com:9200/, :path=>"/"}
[2017-06-19T07:00:39,499][WARN][logstash.outputs.elasticsearch] Restored connection to ES instance {:url=>#}
[2017-06-19T07:02:26,089][WARN][logstash.outputs.elasticsearch] Marking url as dead. Last error: [LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError] Elasticsearch Unreachable: [http://es-prod-rtp1-c2.fmr.com:9200/][Manticore::SocketTimeout] Read timed out {:url=>http://es-prod-rtp1-c2.fmr.com:9200/, :error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c2.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :error_class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError"}
[2017-06-19T07:02:26,089][ERROR][logstash.outputs.elasticsearch] Attempted to send a bulk request to elasticsearch' but Elasticsearch appears to be unreachable or down! {:error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c2.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError", :will_retry_in_seconds=>2}
[2017-06-19T07:02:29,999][INFO][logstash.outputs.elasticsearch] Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>http://es-prod-rtp1-c2.fmr.com:9200/, :path=>"/"}
[2017-06-19T07:02:30,002][WARN][logstash.outputs.elasticsearch] Restored connection to ES instance {:url=>#}
[2017-06-19T07:03:13,937][WARN][logstash.outputs.elasticsearch] Marking url as dead. Last error: [LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError] Elasticsearch Unreachable: [http://es-prod-rtp1-c2.fmr.com:9200/][Manticore::SocketTimeout] Read timed out {:url=>http://es-prod-rtp1-c2.fmr.com:9200/, :error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c2.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :error_class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError"}
[2017-06-19T07:03:13,937][ERROR][logstash.outputs.elasticsearch] Attempted to send a bulk request to elasticsearch' but Elasticsearch appears to be unreachable or down! {:error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c2.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError", :will_retry_in_seconds=>2}
[2017-06-19T07:03:15,206][INFO][logstash.outputs.elasticsearch] Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>http://es-prod-rtp1-c2.fmr.com:9200/, :path=>"/"}
[2017-06-19T07:03:15,210][WARN][logstash.outputs.elasticsearch] Restored connection to ES instance {:url=>#}
[2017-06-19T07:03:23,799][WARN][logstash.outputs.elasticsearch] Marking url as dead. Last error: [LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError] Elasticsearch Unreachable: [http://es-prod-rtp1-c1.fmr.com:9200/][Manticore::SocketTimeout] Read timed out {:url=>http://es-prod-rtp1-c1.fmr.com:9200/, :error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c1.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :error_class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError"}
[2017-06-19T07:03:23,799][ERROR][logstash.outputs.elasticsearch] Attempted to send a bulk request to elasticsearch' but Elasticsearch appears to be unreachable or down! {:error_message=>"Elasticsearch Unreachable: [http://es-prod-rtp1-c1.fmr.com:9200/][Manticore::SocketTimeout] Read timed out", :class=>"LogStash::Outputs::ElasticSearch::HttpClient::Pool::HostUnreachableError", :will_retry_in_seconds=>2}
[2017-06-19T07:03:25,487][INFO][logstash.outputs.elasticsearch] Running health check to see if an Elasticsearch connection is working {:healthcheck_url=>http://es-prod-rtp1-c1.fmr.com:9200/, :path=>"/"}
[2017-06-19T07:03:25,489][WARN][logstash.outputs.elasticsearch] Restored connection to ES instance {:url=>#}
```
---
### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 17, 2017, 11:09am UTC](https://discuss.elastic.co/t/attempted-to-send-a-bulk-request-to-elasticsearch-but-elasticsearch-appears-to-be-unreachable-or-down/89918/2 "2017-07-17T11:09:35Z")
This topic was automatically closed 28 days after the last reply. New replies are no longer allowed.