# Elasticsearch **URL:** https://discuss.elastic.co/c/elastic-stack/elasticsearch/6.md?page=1858 [Latest](https://discuss.elastic.co/latest.md) · [Categories](https://discuss.elastic.co/categories.md) · [Tags](https://discuss.elastic.co/tags.md) **Page:** 1859 --- ## [Pipeline cumulative aggregation just works for Histogram](https://discuss.elastic.co/t/pipeline-cumulative-aggregation-just-works-for-histogram/111272)
**Author:** [@hym](https://discuss.elastic.co/u/hym)\ **Replies:** 0\ **Last updated:** [December 12, 2017, 8:34am UTC](https://discuss.elastic.co/t/pipeline-cumulative-aggregation-just-works-for-histogram/111272 "2017-12-12T08:34:36Z")
Hi, I want to use CumulativeSumAggregation but as it is a Parent pipelineAggregation just accept DateHistogram or Histogram as a parent. In my case, I have a DateHistogram on the top but in the second level I have a te… --- ## [Reasons for not using G1 GC?](https://discuss.elastic.co/t/reasons-for-not-using-g1-gc/110853)
**Author:** [@jeroen1](https://discuss.elastic.co/u/jeroen1)\ **Replies:** 1\ **Last updated:** [December 12, 2017, 8:18am UTC](https://discuss.elastic.co/t/reasons-for-not-using-g1-gc/110853 "2017-12-12T08:18:24Z")
Using G1 GC for Elasticsearch was discouraged. As far as I can see the main argument was instability / buggy G1 code (see older Java changelogs). Nowadays G1 seems to be solid. Are there good reasons nowadays for NOT us… --- ## [Geo Search with Elasticsearch.Net/Nest](https://discuss.elastic.co/t/geo-search-with-elasticsearch-net-nest/111025)
**Author:** [@Amir\_P](https://discuss.elastic.co/u/Amir_P)\ **Replies:** 3\ **Last updated:** [December 12, 2017, 8:16am UTC](https://discuss.elastic.co/t/geo-search-with-elasticsearch-net-nest/111025 "2017-12-12T08:16:37Z")
Hello everyone, I’m trying to make a simple geo bounding box search using Elasticsearch.Net/Nest but couldn’t find the right way. I would be happy if someone could help me, thanks ahead. --- ## [Count of keywords (search criteria) during search operations Elasticsearch](https://discuss.elastic.co/t/count-of-keywords-search-criteria-during-search-operations-elasticsearch/111242)
**Author:** [@WebsocketServer\_Face](https://discuss.elastic.co/u/WebsocketServer_Face)\ **Replies:** 4\ **Last updated:** [December 12, 2017, 7:57am UTC](https://discuss.elastic.co/t/count-of-keywords-search-criteria-during-search-operations-elasticsearch/111242 "2017-12-12T07:57:24Z")
Hi Elasticsearch Team. We are executing search operation using keywords in document content. Search results returned list of documents matching the keywords in the content. Is it possible to get the count of how many… --- ## [Azure Application Proxy](https://discuss.elastic.co/t/azure-application-proxy/111259)
**Author:** [@Steven\_Thompson](https://discuss.elastic.co/u/Steven_Thompson)\ **Replies:** 0\ **Last updated:** [December 12, 2017, 7:36am UTC](https://discuss.elastic.co/t/azure-application-proxy/111259 "2017-12-12T07:36:26Z")
Has anyone used Azure Application Proxy to authenticate using 2FA for users to Kibana using the x-pack security? --- ## [Fail to Run Elasticsearch after X-Pack Plugin](https://discuss.elastic.co/t/fail-to-run-elasticsearch-after-x-pack-plugin/111048)
**Author:** [@jpk](https://discuss.elastic.co/u/jpk)\ **Replies:** 2\ **Last updated:** [December 12, 2017, 6:35am UTC](https://discuss.elastic.co/t/fail-to-run-elasticsearch-after-x-pack-plugin/111048 "2017-12-12T06:35:27Z")
The following error occurred after installing X-Pack as a plugin to Elasticsearch on Windows Server 2012 VM: \[2017-12-11T00:34:15,318\]\[WARN \]\[o.e.b.ElasticsearchUncaughtExceptionHandler\] \[\] uncaught exception in thread … --- ## [API: Need exact classes/code that will sort by geoDistance](https://discuss.elastic.co/t/api-need-exact-classes-code-that-will-sort-by-geodistance/111074)
**Author:** [@pokaleshrey](https://discuss.elastic.co/u/pokaleshrey)\ **Replies:** 2\ **Last updated:** [December 12, 2017, 6:33am UTC](https://discuss.elastic.co/t/api-need-exact-classes-code-that-will-sort-by-geodistance/111074 "2017-12-12T06:33:25Z")
My query is: { "query": { //Some query here }, "sort": \[{ "\_geo\_distance": { "location": { "lat": 49.8693846, "lon": -99.9405093 }, "order": "asc", "unit": "m" } }\] } I need the code/hints which will le… --- ## [How to change the value of a filed in existed index?](https://discuss.elastic.co/t/how-to-change-the-value-of-a-filed-in-existed-index/111072)
**Author:** [@Robin\_Guo](https://discuss.elastic.co/u/Robin_Guo)\ **Replies:** 3\ **Last updated:** [December 12, 2017, 6:19am UTC](https://discuss.elastic.co/t/how-to-change-the-value-of-a-filed-in-existed-index/111072 "2017-12-12T06:19:46Z")
Hi ES folks, ES: 5.5.x Is there a way can change the value of a field in the existed index rather than to reindex? eg: dc: 798 =\>dc:cn --- ## [ElasticSerach jvm java.security: file:/dev/urandom OR dev/random](https://discuss.elastic.co/t/elasticserach-jvm-java-security-file-dev-urandom-or-dev-random/110258)
**Author:** [@eramitsinha](https://discuss.elastic.co/u/eramitsinha)\ **Replies:** 8\ **Last updated:** [December 12, 2017, 5:24am UTC](https://discuss.elastic.co/t/elasticserach-jvm-java-security-file-dev-urandom-or-dev-random/110258 "2017-12-12T05:24:08Z")
Hi, I am using ElasticSearch + XPack 5.2.2 in production, for some performance issue with database side we are thinking of changing jvm parameter to: java.security: file:/dev/urandom Is this setting… --- ## [Monitoring execution failed](https://discuss.elastic.co/t/monitoring-execution-failed/110956)
**Author:** [@Amin1](https://discuss.elastic.co/u/Amin1)\ **Replies:** 2\ **Last updated:** [December 12, 2017, 4:39am UTC](https://discuss.elastic.co/t/monitoring-execution-failed/110956 "2017-12-12T04:39:16Z")
Hi ALL, my cluster is as follow : \[root@es-data-01 ~\]# curl -u elastic:\*\*\*\*\*\* -XGET http://172.24.69.16:9200/\_cat/nodes 172.24.69.20 33 98 2 0.03 0.06 0.07 m \* es-master-02 172.24.69.13 19 98 0 0.02 0.02 0.… --- ## [Append properties in NEST](https://discuss.elastic.co/t/append-properties-in-nest/111227)
**Author:** [@nkdev89](https://discuss.elastic.co/u/nkdev89)\ **Replies:** 0\ **Last updated:** [December 12, 2017, 4:26am UTC](https://discuss.elastic.co/t/append-properties-in-nest/111227 "2017-12-12T04:26:13Z")
Hi , I have the below code , to append the properites to PropertiesDescriptor, But the last property is getting replaced by the new one, Can you please help me with this . public Func\ GetM… --- ## [Elasticsearch restart performance](https://discuss.elastic.co/t/elasticsearch-restart-performance/111217)
**Author:** [@junkainiu](https://discuss.elastic.co/u/junkainiu)\ **Replies:** 6\ **Last updated:** [December 12, 2017, 3:18am UTC](https://discuss.elastic.co/t/elasticsearch-restart-performance/111217 "2017-12-12T03:18:18Z")
Hi All, We are using a one node cluster elasticsearch(version 5.3.0) in a 96RAM 24cores centos7 machine. The cluster holds about 1TB time-based documents in about 30 Indexes. If I restart the cluster using systemctl res… --- ## [Response from X-pack Security for Role Based Control](https://discuss.elastic.co/t/response-from-x-pack-security-for-role-based-control/111213)
**Author:** [@Ong](https://discuss.elastic.co/u/Ong)\ **Replies:** 0\ **Last updated:** [December 12, 2017, 2:47am UTC](https://discuss.elastic.co/t/response-from-x-pack-security-for-role-based-control/111213 "2017-12-12T02:47:53Z")
I am now trying out X-pack security's role based control for document filtering. After adding users and roles, if a user sends a term query (e.g. by document ID) to a document which he has no access to, will Elasticsear… --- ## [Reverting to previous version for just one node in the cluster](https://discuss.elastic.co/t/reverting-to-previous-version-for-just-one-node-in-the-cluster/110877)
**Author:** [@animageofmine](https://discuss.elastic.co/u/animageofmine)\ **Replies:** 5\ **Last updated:** [December 12, 2017, 2:44am UTC](https://discuss.elastic.co/t/reverting-to-previous-version-for-just-one-node-in-the-cluster/110877 "2017-12-12T02:44:20Z")
It looks like we upgraded one of the nodes in the cluster to higher version by mistake. This seems to be causing issues. I understand that you can't revert back to older version, especially given that lucene version was … --- ## [Can not start Elasticserach on Ubuntu 16.04](https://discuss.elastic.co/t/can-not-start-elasticserach-on-ubuntu-16-04/111207)
**Author:** [@atifa](https://discuss.elastic.co/u/atifa)\ **Replies:** 3\ **Last updated:** [December 12, 2017, 2:38am UTC](https://discuss.elastic.co/t/can-not-start-elasticserach-on-ubuntu-16-04/111207 "2017-12-12T02:38:34Z")
Hi! I am basic startup user with ELK. I could not start Elasticserach service Platform Linux SLMKibana 4.4.0-103-generic #126-Ubuntu SMP Mon Dec 4 16:23:28 UTC 2017 x86\_64 x86\_64 x86\_64 GNU/Linux Error sudo sys… --- ## [In-memory buffer?](https://discuss.elastic.co/t/in-memory-buffer/110611)
**Author:** [@YuWatanabe](https://discuss.elastic.co/u/YuWatanabe)\ **Replies:** 4\ **Last updated:** [December 12, 2017, 1:40am UTC](https://discuss.elastic.co/t/in-memory-buffer/110611 "2017-12-12T01:40:14Z")
Hello . I am trying to understand the definitive guide precisely. Exactly , which setting is this in-memory indexing buffer referring to ? https://www.elastic.co/guide/en/elasticsearch/guide/current/translog.html In … --- ## [Regex and Aggregations using Painless](https://discuss.elastic.co/t/regex-and-aggregations-using-painless/110606)
**Author:** [@paulohss](https://discuss.elastic.co/u/paulohss)\ **Replies:** 5\ **Last updated:** [December 12, 2017, 1:29am UTC](https://discuss.elastic.co/t/regex-and-aggregations-using-painless/110606 "2017-12-12T01:29:59Z")
Hi guys, I got the following use case that even with the aid of your documentation, I'm not being able to achieve. It goes like this: Let's suppose that I have this index: \[sample\_1\] Important Note: It's oversimplif… --- ## [Tracking down bad ingest pipeline senders](https://discuss.elastic.co/t/tracking-down-bad-ingest-pipeline-senders/111208)
**Author:** [@djtecha](https://discuss.elastic.co/u/djtecha)\ **Replies:** 0\ **Last updated:** [December 12, 2017, 1:27am UTC](https://discuss.elastic.co/t/tracking-down-bad-ingest-pipeline-senders/111208 "2017-12-12T01:27:05Z")
So at some point it would appear my pipeline names got changed and so i'm recieving this error a lot with debugging on: \[2017-12-12T01:21:44,884\]\[DEBUG\]\[o.e.a.b.TransportBulkAction\] \[i-0b38fb9c609ca9464\] failed to exec… --- ## [Is aggregation partitions results are unique?](https://discuss.elastic.co/t/is-aggregation-partitions-results-are-unique/111004)
**Author:** [@repakaravikanth](https://discuss.elastic.co/u/repakaravikanth)\ **Replies:** 2\ **Last updated:** [December 12, 2017, 1:20am UTC](https://discuss.elastic.co/t/is-aggregation-partitions-results-are-unique/111004 "2017-12-12T01:20:31Z")
Hi, I am trying to use partitions for my pagination support. As I read in other posts about this, the terms can be in any partition depend on filed hash value. But, if we traverse all partitions can we get all terms wit… --- ## [Searching with coordinates using NEST](https://discuss.elastic.co/t/searching-with-coordinates-using-nest/110669)
**Author:** [@Liron1379](https://discuss.elastic.co/u/Liron1379)\ **Replies:** 5\ **Last updated:** [December 12, 2017, 12:32am UTC](https://discuss.elastic.co/t/searching-with-coordinates-using-nest/110669 "2017-12-12T00:32:00Z")
How should the C# code look like when I'm searching with coordinates? I've tried to do it like a regular search but nothing seems to happen. The regular search code is: var searchResponse = lowlevelClient.… --- ## [Can not start Elasticsearch 5.5 service](https://discuss.elastic.co/t/can-not-start-elasticsearch-5-5-service/107921)
**Author:** [@Jmart](https://discuss.elastic.co/u/Jmart)\ **Replies:** 1\ **Last updated:** [December 12, 2017, 12:16am UTC](https://discuss.elastic.co/t/can-not-start-elasticsearch-5-5-service/107921 "2017-12-12T00:16:17Z")
Hello all, I've recently installed elasticsearch 5.5 on a Windows Server 2012 with 16GB RAM. It has been working for a 3-4 weeks correctly. Yesterday server was restarted and the elasticsearch service can not start. We … --- ## [Help With Query String Query on Nested Fields](https://discuss.elastic.co/t/help-with-query-string-query-on-nested-fields/111192)
**Author:** [@bevikra](https://discuss.elastic.co/u/bevikra)\ **Replies:** 0\ **Last updated:** [December 11, 2017, 10:48pm UTC](https://discuss.elastic.co/t/help-with-query-string-query-on-nested-fields/111192 "2017-12-11T22:48:27Z")
Hello, Here is my Schema, { "cmslocal": { "mappings": { "video": { "properties": { "assetProps": { "properties": { "assetType": { "type": "string" }, "configPath": { … --- ## [What happens when a the Elasticsearch server you're querying goes down?](https://discuss.elastic.co/t/what-happens-when-a-the-elasticsearch-server-youre-querying-goes-down/111176)
**Author:** [@arisbanach](https://discuss.elastic.co/u/arisbanach)\ **Replies:** 5\ **Last updated:** [December 11, 2017, 9:27pm UTC](https://discuss.elastic.co/t/what-happens-when-a-the-elasticsearch-server-youre-querying-goes-down/111176 "2017-12-11T21:27:16Z")
We are discussing how to handle this, and I'm not sure if we're misunderstanding something. We are querying one of our three Elasticsearch nodes (e.g. elasticsearch1.ourdomain.com) and are wondering what will happen if t… --- ## [Error when using coordinate map visualization](https://discuss.elastic.co/t/error-when-using-coordinate-map-visualization/111175)
**Author:** [@robscott27](https://discuss.elastic.co/u/robscott27)\ **Replies:** 2\ **Last updated:** [December 11, 2017, 9:20pm UTC](https://discuss.elastic.co/t/error-when-using-coordinate-map-visualization/111175 "2017-12-11T21:20:35Z")
I'm looking to plot out locations on and built a coordinate map visualization and that works. Mostly. While the map displays the locations, every time the visualization is called up or refreshed, I get the following erro… --- ## [Rejecting mapping update to \[test\] as the final mapping would have more than 1 type: \[type1, doc\]](https://discuss.elastic.co/t/rejecting-mapping-update-to-test-as-the-final-mapping-would-have-more-than-1-type-type1-doc/110997)
**Author:** [@alexus](https://discuss.elastic.co/u/alexus)\ **Replies:** 8\ **Last updated:** [December 11, 2017, 8:30pm UTC](https://discuss.elastic.co/t/rejecting-mapping-update-to-test-as-the-final-mapping-would-have-more-than-1-type-type1-doc/110997 "2017-12-11T20:30:07Z")
Hello, I'm following Removal of mapping types | Elasticsearch Reference \[6.0\] | Elastic, by creating new index with single type of document and trying to perform \_reindex: My elasticsearch has index with \_type: type1 a… --- ## [Geoip.location not being created](https://discuss.elastic.co/t/geoip-location-not-being-created/110890)
**Author:** [@robscott27](https://discuss.elastic.co/u/robscott27)\ **Replies:** 8\ **Last updated:** [December 11, 2017, 8:22pm UTC](https://discuss.elastic.co/t/geoip-location-not-being-created/110890 "2017-12-11T20:22:03Z")
I'm looking to use the geoip.location field but it's not being created. I've found a ton of articles about updating it to a geo\_point type but I'm not finding any about the issue of it simply not being created. Odd thing… --- ## [Change threadpool queue size for batch process](https://discuss.elastic.co/t/change-threadpool-queue-size-for-batch-process/110788)
**Author:** [@Zhengcong\_Yin](https://discuss.elastic.co/u/Zhengcong_Yin)\ **Replies:** 8\ **Last updated:** [December 11, 2017, 5:13pm UTC](https://discuss.elastic.co/t/change-threadpool-queue-size-for-batch-process/110788 "2017-12-11T17:13:56Z")
I wanted to do some batch process such as sequentially conducting 100 Million query. However, it will reject at some point. Can I just change the thread pool search queue size to -1(unbounded) ? If I can, do I have to… --- ## [Deprecation log - how to find source?](https://discuss.elastic.co/t/deprecation-log-how-to-find-source/111084)
**Author:** [@imehl](https://discuss.elastic.co/u/imehl)\ **Replies:** 1\ **Last updated:** [December 11, 2017, 5:07pm UTC](https://discuss.elastic.co/t/deprecation-log-how-to-find-source/111084 "2017-12-11T17:07:01Z")
Hi, I've an ES 5.6 cluster and want to prepare it for an upgrade to 6. I have multiple types of deprecation logs: \[WARN \]\[o.e.d.r.RestController \] Content type detection for rest requests is deprecated. Specify the… --- ## [Minimum\_master\_nodes config setting](https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135)
**Author:** [@arisbanach](https://discuss.elastic.co/u/arisbanach)\ **Replies:** 1\ **Last updated:** [December 11, 2017, 5:05pm UTC](https://discuss.elastic.co/t/minimum-master-nodes-config-setting/111135 "2017-12-11T17:05:19Z")
In other words, if there are three master-eligible nodes, then minimum master nodes should be set to (3 / 2) + 1 or 2 I'd just like to confirm: this means we should round down, right? It doesn't mention rounding in t… --- ## [Failing to connect X-pack to AD LDS (ldap)](https://discuss.elastic.co/t/failing-to-connect-x-pack-to-ad-lds-ldap/109627)
**Author:** [@amitwer](https://discuss.elastic.co/u/amitwer)\ **Replies:** 6\ **Last updated:** [December 11, 2017, 5:03pm UTC](https://discuss.elastic.co/t/failing-to-connect-x-pack-to-ad-lds-ldap/109627 "2017-12-11T17:03:03Z")
Hi, We're trying to connect ES to an LDAP, and using AD LDS installed on windows server 2016. We use ES 5.6.3 with xpack for the same version We have tried the following configurations in our elasticsearch.yml: xpac… [Previous page](https://discuss.elastic.co/c/elastic-stack/elasticsearch/6.md?page=1857) [Next page](https://discuss.elastic.co/c/elastic-stack/elasticsearch/6.md?page=1859)