# Elasticsearch **URL:** https://discuss.elastic.co/c/elastic-stack/elasticsearch/6.md?page=1867 [Latest](https://discuss.elastic.co/latest.md) · [Categories](https://discuss.elastic.co/categories.md) · [Tags](https://discuss.elastic.co/tags.md) **Page:** 1868 --- ## [OverlappingFileException Issue](https://discuss.elastic.co/t/overlappingfileexception-issue/110145)
**Author:** [@yangdoooo](https://discuss.elastic.co/u/yangdoooo)\ **Replies:** 0\ **Last updated:** [December 4, 2017, 12:47pm UTC](https://discuss.elastic.co/t/overlappingfileexception-issue/110145 "2017-12-04T12:47:20Z")
hi, i have restarted elasticsearch this morning, but sadly i meet the OverlappingFileException as follows: \[2017-12-04T20:37:09,783\]\[WARN \]\[o.e.b.ElasticsearchUncaughtExceptionHandler\] \[node-1-60\] uncaught exception in… --- ## [Does it make sense to filter out documents with min\_score?](https://discuss.elastic.co/t/does-it-make-sense-to-filter-out-documents-with-min-score/109785)
**Author:** [@chris-asl](https://discuss.elastic.co/u/chris-asl)\ **Replies:** 2\ **Last updated:** [December 4, 2017, 12:32pm UTC](https://discuss.elastic.co/t/does-it-make-sense-to-filter-out-documents-with-min-score/109785 "2017-12-04T12:32:11Z")
Hello, I am trying to optimize the results of some queries in order to get only the relevant documents. My use case is that for a given query, I am getting 4 matches instead of 3. The scores of the documents are: 0.… --- ## [Bootstrap.memory\_lock issues](https://discuss.elastic.co/t/bootstrap-memory-lock-issues/110108)
**Author:** [@dhrm](https://discuss.elastic.co/u/dhrm)\ **Replies:** 1\ **Last updated:** [December 4, 2017, 12:24pm UTC](https://discuss.elastic.co/t/bootstrap-memory-lock-issues/110108 "2017-12-04T12:24:50Z")
I'm running ElasticSearch using Docker and I'm starting it using Docker compose with bootstrap.memory\_lock=true: --- version: '3' services: elasticsearch: image: docker.elastic.co/elasticsearch/elasticsearch:6.0.0 … --- ## [ElasticSearch - GC old gen time](https://discuss.elastic.co/t/elasticsearch-gc-old-gen-time/110126)
**Author:** [@pbrinkman](https://discuss.elastic.co/u/pbrinkman)\ **Replies:** 0\ **Last updated:** [December 4, 2017, 11:10am UTC](https://discuss.elastic.co/t/elasticsearch-gc-old-gen-time/110126 "2017-12-04T11:10:06Z")
hi, Very new to Elastic Search, I have a system that has generated the following alarm NRPE - ElasticSearch - GO old hen time Anyone able to explain what this alert relates too, also, what I need to do to check everyt… --- ## [Query a list field of a nested object](https://discuss.elastic.co/t/query-a-list-field-of-a-nested-object/109649)
**Author:** [@raufer](https://discuss.elastic.co/u/raufer)\ **Replies:** 2\ **Last updated:** [December 4, 2017, 10:28am UTC](https://discuss.elastic.co/t/query-a-list-field-of-a-nested-object/109649 "2017-12-04T10:28:14Z")
Hey, I was wondering if you guys could help me out here. The data I'm currently querying admits a nested field nodes, eg: { "document\_name": "Regulation 6966/76", "nodes": \[ { "c… --- ## [Found unrecoverable error for ES 6.0](https://discuss.elastic.co/t/found-unrecoverable-error-for-es-6-0/109331)
**Author:** [@winsen684](https://discuss.elastic.co/u/winsen684)\ **Replies:** 7\ **Last updated:** [December 4, 2017, 9:10am UTC](https://discuss.elastic.co/t/found-unrecoverable-error-for-es-6-0/109331 "2017-12-04T09:10:12Z")
Log: 17/11/28 13:52:52 ERROR TaskContextImpl: Error in TaskCompletionListener org.elasticsearch.hadoop.rest.EsHadoopInvalidRequest: Found unrecoverable error \[x.x.x.x:9205\] returned Internal Server Error(500) - compoun… --- ## [ES 1.5 Delete By Query API not working](https://discuss.elastic.co/t/es-1-5-delete-by-query-api-not-working/109899)
**Author:** [@Andrey\_Deineko](https://discuss.elastic.co/u/Andrey_Deineko)\ **Replies:** 10\ **Last updated:** [December 4, 2017, 9:09am UTC](https://discuss.elastic.co/t/es-1-5-delete-by-query-api-not-working/109899 "2017-12-04T09:09:43Z")
Here is the original question asked on Stackoverflow: elasticsearch - ES 1.5 Delete By Query API not working - Stack Overflow I am using an old version on Elasticsearch - 1.5. Problem: I need to delete a lot of documen… --- ## [Watcher generated report missing x-axis labels](https://discuss.elastic.co/t/watcher-generated-report-missing-x-axis-labels/109934)
**Author:** [@Karolinebryn](https://discuss.elastic.co/u/Karolinebryn)\ **Replies:** 7\ **Last updated:** [December 4, 2017, 8:35am UTC](https://discuss.elastic.co/t/watcher-generated-report-missing-x-axis-labels/109934 "2017-12-04T08:35:15Z")
I have set up a watcher that generates a report based on a dashboard and sends it on email as a pdf attachement. In the PDF the x-axis labels are not visible, but they are visible on the dashboard. Why is that and how c… --- ## [Help needed with completion suggestor](https://discuss.elastic.co/t/help-needed-with-completion-suggestor/109841)
**Author:** [@Jaspreet\_Singh](https://discuss.elastic.co/u/Jaspreet_Singh)\ **Replies:** 3\ **Last updated:** [December 4, 2017, 8:21am UTC](https://discuss.elastic.co/t/help-needed-with-completion-suggestor/109841 "2017-12-04T08:21:43Z")
@jimczi Refer to your comment - https://github.com/elastic/elasticsearch/issues/22912#issuecomment-328575611 I need to do exactly that, have ES return suggestions from a set of tags, instead of returning documents. Ca… --- ## [Performance and Sizing Guide?](https://discuss.elastic.co/t/performance-and-sizing-guide/110057)
**Author:** [@rudee](https://discuss.elastic.co/u/rudee)\ **Replies:** 2\ **Last updated:** [December 4, 2017, 6:53am UTC](https://discuss.elastic.co/t/performance-and-sizing-guide/110057 "2017-12-04T06:53:22Z")
Hello I would like see a performance and sizing guide for ElasticSearch, is there such a document I read? Rgds Rudee --- ## [Upgrade ElasticSearch 5.6.4 to 6.x documents](https://discuss.elastic.co/t/upgrade-elasticsearch-5-6-4-to-6-x-documents/110060)
**Author:** [@rudee](https://discuss.elastic.co/u/rudee)\ **Replies:** 2\ **Last updated:** [December 4, 2017, 6:52am UTC](https://discuss.elastic.co/t/upgrade-elasticsearch-5-6-4-to-6-x-documents/110060 "2017-12-04T06:52:44Z")
Hi I have Elasticsearch 5.6.4 all on on server and I want to upgrade to 6.0, do you have any documents on how I can upgrade all the components to 6.0 ? Kind regards Rudee --- ## [Scalability Guides](https://discuss.elastic.co/t/scalability-guides/110059)
**Author:** [@rudee](https://discuss.elastic.co/u/rudee)\ **Replies:** 1\ **Last updated:** [December 4, 2017, 1:57am UTC](https://discuss.elastic.co/t/scalability-guides/110059 "2017-12-04T01:57:25Z")
Hi Are there any good documents on how one would scale ElasticSearch Kind regards Rudee --- ## [Pharse Lwów](https://discuss.elastic.co/t/pharse-lwow/110073)
**Author:** [@Rafal\_Majewski](https://discuss.elastic.co/u/Rafal_Majewski)\ **Replies:** 2\ **Last updated:** [December 4, 2017, 1:30am UTC](https://discuss.elastic.co/t/pharse-lwow/110073 "2017-12-04T01:30:05Z")
"Lwów" return from index words like "lokal" but Lwowie and find substantive case. --- ## [Machine Learning Real-time search doesn't work](https://discuss.elastic.co/t/machine-learning-real-time-search-doesnt-work/109502)
**Author:** [@serive](https://discuss.elastic.co/u/serive)\ **Replies:** 6\ **Last updated:** [December 4, 2017, 1:17am UTC](https://discuss.elastic.co/t/machine-learning-real-time-search-doesnt-work/109502 "2017-12-04T01:17:30Z")
When I made single metric job with Aggregation: count Bucket span: 10m and start datafeed "No end time (Real-time search)", real-time search didn't start at all. At that time, I stopped datafeeed, edit job to change… --- ## [Insert data to elastic with date with date field fails when creating index patter](https://discuss.elastic.co/t/insert-data-to-elastic-with-date-with-date-field-fails-when-creating-index-patter/110076)
**Author:** [@rj-reilly](https://discuss.elastic.co/u/rj-reilly)\ **Replies:** 1\ **Last updated:** [December 4, 2017, 12:32am UTC](https://discuss.elastic.co/t/insert-data-to-elastic-with-date-with-date-field-fails-when-creating-index-patter/110076 "2017-12-04T00:32:53Z")
Hi, I am polling the logstash monitoring api and inserting that data into elasticsearch, I created a mapping so the data field will be set properly. Logstash 6.0 elasticsearch 6.0 Here is my mapping PUT \_template/tes… --- ## [Geo\_point issues](https://discuss.elastic.co/t/geo-point-issues/110000)
**Author:** [@EricWS](https://discuss.elastic.co/u/EricWS)\ **Replies:** 7\ **Last updated:** [December 3, 2017, 11:08pm UTC](https://discuss.elastic.co/t/geo-point-issues/110000 "2017-12-03T23:08:02Z")
HI all, We are having major issues getting geolocation mapping working after upgrading to Elasticsearch 6.0 anf Kibana 6.0. We have tried all sorts of things to try and set the location field to type:geo\_point, but not… --- ## [GET \_mapping with body update index mapping](https://discuss.elastic.co/t/get-mapping-with-body-update-index-mapping/110035)
**Author:** [@tremk](https://discuss.elastic.co/u/tremk)\ **Replies:** 3\ **Last updated:** [December 3, 2017, 10:57pm UTC](https://discuss.elastic.co/t/get-mapping-with-body-update-index-mapping/110035 "2017-12-03T22:57:02Z")
Hello, I would like to ask for GET behavior in elasticsearch. I am using kibana dev tools Let say i am creating a new index to elasticsearch PUT /customers/my\_test/0001 { "name": "For testing purpose" } run GET /c… --- ## [Painless GeoPoint instantiation](https://discuss.elastic.co/t/painless-geopoint-instantiation/110011)
**Author:** [@ESmonkey](https://discuss.elastic.co/u/ESmonkey)\ **Replies:** 6\ **Last updated:** [December 3, 2017, 9:47pm UTC](https://discuss.elastic.co/t/painless-geopoint-instantiation/110011 "2017-12-03T21:47:24Z")
why cant we instantiate elasticsearch whitelisted classes like def pt = org.elasticsearch.common.geo.GeoPoint.fromGeohash("a"); or pt = new org.elasticsearch.common.geo.GeoPoint() both of these give errors. I am tryi… --- ## [Http client did not trust this server's certificate](https://discuss.elastic.co/t/http-client-did-not-trust-this-servers-certificate/109144)
**Author:** [@Raj\_Kumar](https://discuss.elastic.co/u/Raj_Kumar)\ **Replies:** 3\ **Last updated:** [December 3, 2017, 9:33pm UTC](https://discuss.elastic.co/t/http-client-did-not-trust-this-servers-certificate/109144 "2017-12-03T21:33:16Z")
HI aLL, Iam using certgen for generating certificates ,am able to use it , I knw its self signed certificate so browser tells me its not secured and i added exception, is there any way to stop the elasticsearch warn lo… --- ## [Docker-error: no log4j2.properties found; tried \[/usr/share/elasticsearch/config\] and its subdirectories](https://discuss.elastic.co/t/docker-error-no-log4j2-properties-found-tried-usr-share-elasticsearch-config-and-its-subdirectories/109760)
**Author:** [@marouane](https://discuss.elastic.co/u/marouane)\ **Replies:** 1\ **Last updated:** [December 3, 2017, 4:27pm UTC](https://discuss.elastic.co/t/docker-error-no-log4j2-properties-found-tried-usr-share-elasticsearch-config-and-its-subdirectories/109760 "2017-12-03T16:27:01Z")
Hello every one i'm new with elasticsearsh Those are the steps that i followed :slight\_smile: docker pull elasticsearch:5.2.2 docker run -d --name=ElasticSearch --restart=unless-stopped -v /myfolder/elasticsearch… --- ## [Best Practise Guides](https://discuss.elastic.co/t/best-practise-guides/110058)
**Author:** [@rudee](https://discuss.elastic.co/u/rudee)\ **Replies:** 0\ **Last updated:** [December 3, 2017, 4:24pm UTC](https://discuss.elastic.co/t/best-practise-guides/110058 "2017-12-03T16:24:54Z")
Hi Are there any best practise guides for Elasticsearch and all the components? Rgds Rudee --- ## [Data Masking in elasticsearch](https://discuss.elastic.co/t/data-masking-in-elasticsearch/109965)
**Author:** [@jsbonline2006](https://discuss.elastic.co/u/jsbonline2006)\ **Replies:** 1\ **Last updated:** [December 3, 2017, 3:03pm UTC](https://discuss.elastic.co/t/data-masking-in-elasticsearch/109965 "2017-12-03T15:03:43Z")
I wanted to know is there any way we can achieve the below usecase from elasticsearch inbuild feature. I have employee data indexed in elasticsearch search EMP ID FNAME LNAME COUNTRY Organization Other 50 Attributes as… --- ## [Anyway to calculate the percentage of bucket value?](https://discuss.elastic.co/t/anyway-to-calculate-the-percentage-of-bucket-value/110042)
**Author:** [@hym](https://discuss.elastic.co/u/hym)\ **Replies:** 0\ **Last updated:** [December 3, 2017, 11:34am UTC](https://discuss.elastic.co/t/anyway-to-calculate-the-percentage-of-bucket-value/110042 "2017-12-03T11:34:13Z")
Hi, I want to calculate the percentage of each bucket regarding the total value. as an example; let's assume we have sale per month calculated (for a couple of months) as follows: month1 -\> 10 month2 -\> 25 month3 -\> … --- ## [The new item is not fetching with search result immediately after add](https://discuss.elastic.co/t/the-new-item-is-not-fetching-with-search-result-immediately-after-add/110039)
**Author:** [@nmathur](https://discuss.elastic.co/u/nmathur)\ **Replies:** 5\ **Last updated:** [December 3, 2017, 10:31am UTC](https://discuss.elastic.co/t/the-new-item-is-not-fetching-with-search-result-immediately-after-add/110039 "2017-12-03T10:31:57Z")
Hello, I am working on a very small sample for CURD operations in elasticsearch. I am using Nest library in my ASP.NET MVC web application. The problem I am setting is that when I add any item and then redirect to list … --- ## [Quick upgrade from version 5.6.2 to version 6.0](https://discuss.elastic.co/t/quick-upgrade-from-version-5-6-2-to-version-6-0/110038)
**Author:** [@arye](https://discuss.elastic.co/u/arye)\ **Replies:** 1\ **Last updated:** [December 3, 2017, 8:23am UTC](https://discuss.elastic.co/t/quick-upgrade-from-version-5-6-2-to-version-6-0/110038 "2017-12-03T08:23:25Z")
Hi All, I have just receintly installed ELK version 5.6.2 using RPM files (since i do NOT have access to internet - I did an offline installation) I would be happy to get guidelines on how to fulfill the wish of upgrad… --- ## [Not able to install x-pack 5.6.2](https://discuss.elastic.co/t/not-able-to-install-x-pack-5-6-2/107552)
**Author:** [@arye](https://discuss.elastic.co/u/arye)\ **Replies:** 5\ **Last updated:** [December 3, 2017, 8:11am UTC](https://discuss.elastic.co/t/not-able-to-install-x-pack-5-6-2/107552 "2017-12-03T08:11:56Z")
Hi All, I am new to ELK and I have managed to build the ELK Stack and now getting beats from several Windows servers. I am trying to figure out the installation of x-pack. I have ELK version 5.6.2 Since i am working … --- ## [Bitwise logical operation in filter](https://discuss.elastic.co/t/bitwise-logical-operation-in-filter/109982)
**Author:** [@sliu](https://discuss.elastic.co/u/sliu)\ **Replies:** 3\ **Last updated:** [December 3, 2017, 7:32am UTC](https://discuss.elastic.co/t/bitwise-logical-operation-in-filter/109982 "2017-12-03T07:32:30Z")
I see this get asked many times over the years. Is there a way to do bitwise operation in query filtering? For instance, I may have a data field for store opening day: M,T,W,Th,F,S,Sun. So: 1111100: store opens on weekd… --- ## [Better way to implement "contain with"](https://discuss.elastic.co/t/better-way-to-implement-contain-with/110031)
**Author:** [@KevinT](https://discuss.elastic.co/u/KevinT)\ **Replies:** 1\ **Last updated:** [December 3, 2017, 5:57am UTC](https://discuss.elastic.co/t/better-way-to-implement-contain-with/110031 "2017-12-03T05:57:57Z")
Currently we are using wildcard query start and end with \* to implement the "contains with" function, however it seems the performance is really bad, and we find that ES have documented this on https://www.elastic.co/gui… --- ## [Does Pipeline aggregation have path length limitation?](https://discuss.elastic.co/t/does-pipeline-aggregation-have-path-length-limitation/110026)
**Author:** [@hym](https://discuss.elastic.co/u/hym)\ **Replies:** 0\ **Last updated:** [December 3, 2017, 12:15am UTC](https://discuss.elastic.co/t/does-pipeline-aggregation-have-path-length-limitation/110026 "2017-12-03T00:15:17Z")
Hi, I am using pipeline aggregation for let's say getting the average of my result buckets in the following example: "aggs": { "ag-histo": { "date\_histogram": { "field": "date", "interval": "d… --- ## ["Often buyed together" using aggregations?](https://discuss.elastic.co/t/often-buyed-together-using-aggregations/109106)
**Author:** [@cnolle](https://discuss.elastic.co/u/cnolle)\ **Replies:** 4\ **Last updated:** [December 2, 2017, 11:43pm UTC](https://discuss.elastic.co/t/often-buyed-together-using-aggregations/109106 "2017-12-02T23:43:15Z")
Hi everybody, thank you for reading this post :slight\_smile: I recently read an aritlce about using ElasticSearch as a Recommendation System. Now I'am trying to implement my own simple "Frequently buyed together" Reco… [Previous page](https://discuss.elastic.co/c/elastic-stack/elasticsearch/6.md?page=1866) [Next page](https://discuss.elastic.co/c/elastic-stack/elasticsearch/6.md?page=1868)