# Top

**URL:** https://discuss.elastic.co/top.md?page=58&period=all

[Latest](https://discuss.elastic.co/latest.md) · [Categories](https://discuss.elastic.co/categories.md) · [Tags](https://discuss.elastic.co/tags.md)

**Page:** 59

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## [Synced Flush Causes Node to Restart](https://discuss.elastic.co/t/synced-flush-causes-node-to-restart/24220)

<div class="topic-metadata">

**Author:** [@Harlin\_ES](https://discuss.elastic.co/u/Harlin_ES)\
**Replies:** 16\
**Last updated:** [July 9, 2015, 6:44pm UTC](https://discuss.elastic.co/t/synced-flush-causes-node-to-restart/24220 "2015-07-09T18:44:54Z")

</div>

I was attempting to do a cluster wide restart on my Elasticsearch cluster by first doing a synced flush, but ran into problems. The sync caused one of our nodes to randomly restart, sending our cluster into a time-consum…

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## [Possible bug with Elastic Agent ca certificate checks](https://discuss.elastic.co/t/possible-bug-with-elastic-agent-ca-certificate-checks/267253)

<div class="topic-metadata">

**Author:** [@finbarr996](https://discuss.elastic.co/u/finbarr996)\
**Replies:** 10\
**Last updated:** [April 5, 2021, 11:34am UTC](https://discuss.elastic.co/t/possible-bug-with-elastic-agent-ca-certificate-checks/267253 "2021-04-05T11:34:48Z")

</div>

Hi there, TL;DR: The endpoint agent can't talk to ES as it doesn't trust the self signed ca cert, despite this being in the trusted root store of the endpoint. The workaround: The agent requires a path to be defined in…

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## [Request for explanation of RAM DISK ratio in ES](https://discuss.elastic.co/t/request-for-explanation-of-ram-disk-ratio-in-es/182976)

<div class="topic-metadata">

**Author:** [@zidane28](https://discuss.elastic.co/u/zidane28)\
**Replies:** 16\
**Last updated:** [June 11, 2019, 2:48am UTC](https://discuss.elastic.co/t/request-for-explanation-of-ram-disk-ratio-in-es/182976 "2019-06-11T02:48:05Z")

</div>

I came across the term of ram:disk ratio when I was watching one of the webminar, but I don't really understand on why the ratio. Previously my understanding of ES is that, for example I have a 64GB memory data node, an…

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## [Can't open Kibana page in my web browser](https://discuss.elastic.co/t/cant-open-kibana-page-in-my-web-browser/214108)

<div class="topic-metadata">

**Author:** [@mxm](https://discuss.elastic.co/u/mxm)\
**Replies:** 17\
**Last updated:** [January 7, 2020, 6:57pm UTC](https://discuss.elastic.co/t/cant-open-kibana-page-in-my-web-browser/214108 "2020-01-07T18:57:40Z")

</div>

Hi, I am not able to open Kibana page in my web browser. I get ERR\_CONNECTION\_REFUSED Elastic + Kibana installed on the same machine: NAME="Ubuntu" VERSION="16.04.2 LTS (Xenial Xerus)" ID=ubuntu ID\_LIKE=debian PR…

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## [How to filter out internal IPs and localhost.localdomain for geoip?](https://discuss.elastic.co/t/how-to-filter-out-internal-ips-and-localhost-localdomain-for-geoip/84184)

<div class="topic-metadata">

**Author:** [@dfinn](https://discuss.elastic.co/u/dfinn)\
**Replies:** 9\
**Last updated:** [May 3, 2017, 5:29pm UTC](https://discuss.elastic.co/t/how-to-filter-out-internal-ips-and-localhost-localdomain-for-geoip/84184 "2017-05-03T17:29:35Z")

</div>

My logs are full of errors like so: \[2017-05-01T15:11:18,901\]\[ERROR\]\[logstash.filters.geoip \] IP Field contained invalid IP address or hostname {:exception=\>java.net.UnknownHostException: localhost.localdomain: Name …

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## [No X-pack settings in Kibana.yml even when the plugin is installed](https://discuss.elastic.co/t/no-x-pack-settings-in-kibana-yml-even-when-the-plugin-is-installed/97491)

<div class="topic-metadata">

**Author:** [@shroh](https://discuss.elastic.co/u/shroh)\
**Replies:** 19\
**Last updated:** [August 19, 2017, 2:44am UTC](https://discuss.elastic.co/t/no-x-pack-settings-in-kibana-yml-even-when-the-plugin-is-installed/97491 "2017-08-19T02:44:54Z")

</div>

I dont see any X-pack related setting in Kibana.yml file although the X-pack plugin is installed, neither do i see anything on the Kibana UI . /usr/share/kibana/bin/kibana-plugin list metric\_percent\_vis@5.5.1 x-pack@5…

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## [Filebeat.exe high RAM usage](https://discuss.elastic.co/t/filebeat-exe-high-ram-usage/62254)

<div class="topic-metadata">

**Author:** [@Slava](https://discuss.elastic.co/u/Slava)\
**Replies:** 9\
**Last updated:** [October 24, 2016, 3:41pm UTC](https://discuss.elastic.co/t/filebeat-exe-high-ram-usage/62254 "2016-10-24T15:41:46Z")

</div>

Noticed on some servers (Windows Server 2012R2) that filebeat.exe process can use up to 1.5GB of RAM. Service restart solves the problem but I would like to know the reason and ways to troubleshoot. Many thanks.

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## [Kibana not connecting to Elasticsearch when providing external Certificate](https://discuss.elastic.co/t/kibana-not-connecting-to-elasticsearch-when-providing-external-certificate/290511)

<div class="topic-metadata">

**Author:** [@Vineeth\_varma](https://discuss.elastic.co/u/Vineeth_varma)\
**Replies:** 12\
**Last updated:** [December 14, 2021, 12:01pm UTC](https://discuss.elastic.co/t/kibana-not-connecting-to-elasticsearch-when-providing-external-certificate/290511 "2021-12-14T12:01:15Z")

</div>

Hi Team, I was Using Elastic Cloud On Kubernetes . So for my Elasticsearch and Kibana I want to use my own Certificates, But when provided the certificates I was getting issues like the Kibana not able to connect to Ela…

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## [How to convert this into java api?](https://discuss.elastic.co/t/how-to-convert-this-into-java-api/48847)

<div class="topic-metadata">

**Author:** [@Rajnikant](https://discuss.elastic.co/u/Rajnikant)\
**Replies:** 9\
**Last updated:** [May 1, 2016, 7:36am UTC](https://discuss.elastic.co/t/how-to-convert-this-into-java-api/48847 "2016-05-01T07:36:12Z")

</div>

I have this type of Json and i want to convert into java GET /vehicletracking1/indictranstechevents/\_search?size=1000 { "query": { "bool": { "should": \[ { "match": { "vehicleid": "ae493de8-09c7-4a…

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## [Bool query search order](https://discuss.elastic.co/t/bool-query-search-order/9594)

<div class="topic-metadata">

**Author:** [@rore](https://discuss.elastic.co/u/rore)\
**Replies:** 16\
**Last updated:** [November 13, 2012, 7:46am UTC](https://discuss.elastic.co/t/bool-query-search-order/9594 "2012-11-13T07:46:16Z")

</div>

When using a should clause of a bool query - what is the order in which the parts of the should clause are executed? Can I count on them being executed in the order I provide? (That is - if the 'should' contains A or…

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## [Kafka module metricbeat](https://discuss.elastic.co/t/kafka-module-metricbeat/68559)

<div class="topic-metadata">

**Author:** [@Jo\_De\_Troy](https://discuss.elastic.co/u/Jo_De_Troy)\
**Replies:** 11\
**Last updated:** [December 13, 2016, 7:43pm UTC](https://discuss.elastic.co/t/kafka-module-metricbeat/68559 "2016-12-13T19:43:54Z")

</div>

Hello, I'm pretty new to the Elastic stack. I've just setup Elastic 5.1.1 and I'm trying to use the experimental kafka metrics included in metricbeat. I've already bumped up the logging level of the metricbeat to debu…

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## [Sorting strings that contain numbers](https://discuss.elastic.co/t/sorting-strings-that-contain-numbers/9487)

<div class="topic-metadata">

**Author:** [@Nick\_Hoffman](https://discuss.elastic.co/u/Nick_Hoffman)\
**Replies:** 9\
**Last updated:** [November 29, 2016, 11:03pm UTC](https://discuss.elastic.co/t/sorting-strings-that-contain-numbers/9487 "2016-11-29T23:03:37Z")

</div>

Hi guys. When sorting on a field that's a string, strings that contain numbers aren't sorted properly. For example, with these documents: { name: "Bob: 3 points" } { name: "Bob: 10 points" } { name: "Bob: 2 point…

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## [APM "setup" shows success but no APM data available](https://discuss.elastic.co/t/apm-setup-shows-success-but-no-apm-data-available/162642)

<div class="topic-metadata">

**Author:** [@ethrbunny](https://discuss.elastic.co/u/ethrbunny)\
**Replies:** 26\
**Last updated:** [January 13, 2019, 2:15am UTC](https://discuss.elastic.co/t/apm-setup-shows-success-but-no-apm-data-available/162642 "2019-01-13T02:15:29Z")

</div>

Attempting to send APM data from a Java app. Have followed "setup" instructions as closely as possible. On "setup instructions" page : "APM Server status" shows "You have correctly setup APM server" "Agent status" sho…

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## [Timed out while waiting for initial discovery state - timeout: 30s](https://discuss.elastic.co/t/timed-out-while-waiting-for-initial-discovery-state-timeout-30s/146055)

<div class="topic-metadata">

**Author:** [@alexus](https://discuss.elastic.co/u/alexus)\
**Replies:** 10\
**Last updated:** [August 27, 2018, 4:20am UTC](https://discuss.elastic.co/t/timed-out-while-waiting-for-initial-discovery-state-timeout-30s/146055 "2018-08-27T04:20:46Z")

</div>

I'm using Elastic Stack 6.4.0 (did rolling upgrade from 6.3.2 recently) and after stop of entire elasticsearch cluster (master, data, coordinate and ingest nodes), I'm no longer able to start it; I'm getting following me…

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## [Auto instrumention - Metrics work, traces not received](https://discuss.elastic.co/t/auto-instrumention-metrics-work-traces-not-received/295559)

<div class="topic-metadata">

**Author:** [@Jbezemer](https://discuss.elastic.co/u/Jbezemer)\
**Replies:** 22\
**Last updated:** [March 2, 2022, 8:15am UTC](https://discuss.elastic.co/t/auto-instrumention-metrics-work-traces-not-received/295559 "2022-03-02T08:15:09Z")

</div>

We want to trace all of our applications (built with OutSystems lowcode platform). So we used the auto instrumentation profiler for IIS 10.0. We are able to receive metrics, but traces are missing. The logs showed us tha…

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## [Logstash does not show any output on windows with stdout](https://discuss.elastic.co/t/logstash-does-not-show-any-output-on-windows-with-stdout/56491)

<div class="topic-metadata">

**Author:** [@a.madhusudan](https://discuss.elastic.co/u/a.madhusudan)\
**Replies:** 9\
**Last updated:** [August 4, 2016, 11:37am UTC](https://discuss.elastic.co/t/logstash-does-not-show-any-output-on-windows-with-stdout/56491 "2016-08-04T11:37:46Z")

</div>

I am using logstash 2.3.4. I tried to parse a file and output it to stdout. Nothing fancy here. Given below is the config file \` input { file { path =\> "/c/logstash-2.3.4/input.txt" start\_positio…

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## [Error unable to completely restore the url](https://discuss.elastic.co/t/error-unable-to-completely-restore-the-url/102128)

<div class="topic-metadata">

**Author:** [@massim0](https://discuss.elastic.co/u/massim0)\
**Replies:** 10\
**Last updated:** [October 6, 2017, 2:23pm UTC](https://discuss.elastic.co/t/error-unable-to-completely-restore-the-url/102128 "2017-10-06T14:23:10Z")

</div>

Hello All, I use kibana 5.5.2. When i login in kibana appears: "Error unable to completely restore the URL, be sure to use the share functionally". Someone can help me to solve this problem. thank you so much.

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## [Duplicated events using Filebeat](https://discuss.elastic.co/t/duplicated-events-using-filebeat/87453)

<div class="topic-metadata">

**Author:** [@rschirin](https://discuss.elastic.co/u/rschirin)\
**Replies:** 13\
**Last updated:** [June 8, 2017, 3:02pm UTC](https://discuss.elastic.co/t/duplicated-events-using-filebeat/87453 "2017-06-08T15:02:08Z")

</div>

hi, I'm using Filebeat to read a custom log file; every record (line) is sent to Logstash to normalize it, then into Elastic and then into Kibana to visualize it. Unfortunately, I saw a lot of duplicated events; I know t…

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## [How to get the date object substring in logstash filter](https://discuss.elastic.co/t/how-to-get-the-date-object-substring-in-logstash-filter/49760)

<div class="topic-metadata">

**Author:** [@baneshbanna](https://discuss.elastic.co/u/baneshbanna)\
**Replies:** 13\
**Last updated:** [June 13, 2016, 7:31am UTC](https://discuss.elastic.co/t/how-to-get-the-date-object-substring-in-logstash-filter/49760 "2016-06-13T07:31:53Z")

</div>

In Logstash filter i want to use yyyy-mm . I should get yyyy-mm from date object using substring function. How to get the substring of date object in logstash filter Thanks in advance.

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## [Running Scheduled Queries in Kibana](https://discuss.elastic.co/t/running-scheduled-queries-in-kibana/52103)

<div class="topic-metadata">

**Author:** [@wmikew5672](https://discuss.elastic.co/u/wmikew5672)\
**Replies:** 9\
**Last updated:** [June 9, 2016, 5:44pm UTC](https://discuss.elastic.co/t/running-scheduled-queries-in-kibana/52103 "2016-06-09T17:44:07Z")

</div>

Is there a way to run a scheduled query in Kibana? Basically, we want to run our queries through the night so the reports will be available when we arrive to work.

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## [Elasticsearch is incompatible with new versions of openjdk from redhat](https://discuss.elastic.co/t/elasticsearch-is-incompatible-with-new-versions-of-openjdk-from-redhat/318928)

<div class="topic-metadata">

**Author:** [@sayfeddine](https://discuss.elastic.co/u/sayfeddine)\
**Replies:** 11\
**Last updated:** [December 17, 2022, 1:55pm UTC](https://discuss.elastic.co/t/elasticsearch-is-incompatible-with-new-versions-of-openjdk-from-redhat/318928 "2022-12-17T13:55:54Z")

</div>

Redhat introduced a new change in their openjdk packages (starting from 1.8.0-345.b01-5.el8\_7) for rhel 8.7 where they check for the system cacert automatically when you initialize a new trustmanager object (even without…

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## [Logstash: Problem regarding inout plugin, Logstash startup completed does not get dislayed](https://discuss.elastic.co/t/logstash-problem-regarding-inout-plugin-logstash-startup-completed-does-not-get-dislayed/50979)

<div class="topic-metadata">

**Author:** [@Piyush\_Paritosh](https://discuss.elastic.co/u/Piyush_Paritosh)\
**Replies:** 13\
**Last updated:** [March 9, 2017, 4:11pm UTC](https://discuss.elastic.co/t/logstash-problem-regarding-inout-plugin-logstash-startup-completed-does-not-get-dislayed/50979 "2017-03-09T16:11:18Z")

</div>

I am using Macbook and trying to use Logstash. I am using the following config file: input { file { path =\> "/Desktop/data.csv" type =\> "core2" start\_position =\> "beginning" } } filter { csv { …

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## [Endpoint 7.9 "Degraded and dashboards"](https://discuss.elastic.co/t/endpoint-7-9-degraded-and-dashboards/247452)

<div class="topic-metadata">

**Author:** [@PublicName](https://discuss.elastic.co/u/PublicName)\
**Replies:** 28\
**Last updated:** [November 16, 2020, 8:50pm UTC](https://discuss.elastic.co/t/endpoint-7-9-degraded-and-dashboards/247452 "2020-11-16T20:50:26Z")

</div>

So first things first I know it's beta. But I've come into a few odd ball issues I haven't been able to stumble my way around. I have the Endpoint installed on a around 50 dev nodes now and I'm seeing a couple common ev…

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## [Sending logs through logstash using email output plugin?](https://discuss.elastic.co/t/sending-logs-through-logstash-using-email-output-plugin/85203)

<div class="topic-metadata">

**Author:** [@Yaswanth](https://discuss.elastic.co/u/Yaswanth)\
**Replies:** 9\
**Last updated:** [May 10, 2017, 2:54pm UTC](https://discuss.elastic.co/t/sending-logs-through-logstash-using-email-output-plugin/85203 "2017-05-10T14:54:49Z")

</div>

Hi \[2017-01-14 10:48:06,848\]\[WARN \]\[index.search.slowlog.query\] \[yaswanth\] \[bank\]\[0\] took\[27.8ms\], took\_millis\[27\], types\[\], stats\[\], search\_type\[QUERY\_THEN\_FETCH\], total\_shards\[5\], source\[\], extra\_source\[\], \[20…

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## [Elasticsearch 8.1.0 Cluster Issue](https://discuss.elastic.co/t/elasticsearch-8-1-0-cluster-issue/302300)

<div class="topic-metadata">

**Author:** [@Mohsin\_Ashraf](https://discuss.elastic.co/u/Mohsin_Ashraf)\
**Replies:** 12\
**Last updated:** [April 28, 2022, 12:16pm UTC](https://discuss.elastic.co/t/elasticsearch-8-1-0-cluster-issue/302300 "2022-04-28T12:16:08Z")

</div>

Hi. I trying to build an Elasticsearch cluster. But after generating the enrollment token and making some changes to the configuration file and assigning the role for different nodes it gives me the following error when…

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## [Nested Json logs - how to filter correctly](https://discuss.elastic.co/t/nested-json-logs-how-to-filter-correctly/45234)

<div class="topic-metadata">

**Author:** [@yuv14](https://discuss.elastic.co/u/yuv14)\
**Replies:** 11\
**Last updated:** [March 24, 2016, 12:23pm UTC](https://discuss.elastic.co/t/nested-json-logs-how-to-filter-correctly/45234 "2016-03-24T12:23:23Z")

</div>

Hi, I'm trying to input a complex Json log with nested fields. Here is my .conf file: input { file { path =\> /home/logstash-user/json-try.json" start\_position =\> "beginning" codec …

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## [Kibana vs Elastic Search](https://discuss.elastic.co/t/kibana-vs-elastic-search/36298)

<div class="topic-metadata">

**Author:** [@chsotr](https://discuss.elastic.co/u/chsotr)\
**Replies:** 10\
**Last updated:** [December 3, 2015, 4:57pm UTC](https://discuss.elastic.co/t/kibana-vs-elastic-search/36298 "2015-12-03T16:57:03Z")

</div>

We do know that whenever we want to search anything related to Kibana it takes us to Elastic Search page, but since I don't perform searches using Elastic Search that is not helpful at all. What I am actually looking…

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## [Elastic node hangs or stops after few hours of load](https://discuss.elastic.co/t/elastic-node-hangs-or-stops-after-few-hours-of-load/118621)

<div class="topic-metadata">

**Author:** [@lecko](https://discuss.elastic.co/u/lecko)\
**Replies:** 9\
**Last updated:** [February 14, 2018, 9:59am UTC](https://discuss.elastic.co/t/elastic-node-hangs-or-stops-after-few-hours-of-load/118621 "2018-02-14T09:59:53Z")

</div>

Hello, After trobleshooting this problem for days, I decided to ask for help elasticsearch community. We are running 5 node elastic cluster, on Oracle linux 7.4. All machines have 64G RAM, and each one has 10 disks wit…

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## [Problem: Custom Filebeat Module to parse modified nginx log Grok Error](https://discuss.elastic.co/t/problem-custom-filebeat-module-to-parse-modified-nginx-log-grok-error/138149)

<div class="topic-metadata">

**Author:** [@markdaku](https://discuss.elastic.co/u/markdaku)\
**Replies:** 15\
**Last updated:** [July 3, 2018, 4:23am UTC](https://discuss.elastic.co/t/problem-custom-filebeat-module-to-parse-modified-nginx-log-grok-error/138149 "2018-07-03T04:23:30Z")

</div>

Hello All, Long story made shorter. I've created on my network a DNS black hole for ad server dns resolution. It works perfectly. My DNS serves up a dummy internal address for all of the adhosts in a list. But now I…

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## [Elasticearch: Load balanced 2 master nodes](https://discuss.elastic.co/t/elasticearch-load-balanced-2-master-nodes/115660)

<div class="topic-metadata">

**Author:** [@anon99430464](https://discuss.elastic.co/u/anon99430464)\
**Replies:** 9\
**Last updated:** [January 17, 2018, 9:39am UTC](https://discuss.elastic.co/t/elasticearch-load-balanced-2-master-nodes/115660 "2018-01-17T09:39:02Z")

</div>

Hello, I want to run loadbalancing on our elasticSearch , in Nest I use a SniffingConnectionPool, that should help our client choose an active node. This seems to work. However I’m having problems setting up my nodes, …

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## [Cross Cluster Search on ECK - how to set ca cert](https://discuss.elastic.co/t/cross-cluster-search-on-eck-how-to-set-ca-cert/202113)

<div class="topic-metadata">

**Author:** [@iremmats](https://discuss.elastic.co/u/iremmats)\
**Replies:** 16\
**Last updated:** [November 12, 2019, 9:40pm UTC](https://discuss.elastic.co/t/cross-cluster-search-on-eck-how-to-set-ca-cert/202113 "2019-11-12T21:40:53Z")

</div>

Hi, So we are playing around with ECK on multiple clusters in different region. We want to establish cross cluster search from one central cluster. How can we set the ca-cert for our clusters during creation? We follo…

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## [Invalid index name \[\_security\], must not start with '\_', '-', or '+'](https://discuss.elastic.co/t/invalid-index-name-security-must-not-start-with-or/253448)

<div class="topic-metadata">

**Author:** [@mr\_searchng](https://discuss.elastic.co/u/mr_searchng)\
**Replies:** 10\
**Last updated:** [October 27, 2020, 8:41pm UTC](https://discuss.elastic.co/t/invalid-index-name-security-must-not-start-with-or/253448 "2020-10-27T20:41:19Z")

</div>

Elasticsearch version :6.3.0

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## [UnknownHostException while connecting to Elasticsearch](https://discuss.elastic.co/t/unknownhostexception-while-connecting-to-elasticsearch/305770)

<div class="topic-metadata">

**Author:** [@Enomine](https://discuss.elastic.co/u/Enomine)\
**Replies:** 9\
**Last updated:** [June 1, 2022, 11:04am UTC](https://discuss.elastic.co/t/unknownhostexception-while-connecting-to-elasticsearch/305770 "2022-06-01T11:04:52Z")

</div>

Hi, while doing my first steps with the tutorial i face much problems even executing the first lines of code. I get an java.net.UnknownHostException that says "Der angegebene Host ist unbekannt (https://xxx.yyyzzz.co…

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## [How to configure conditional input-output from Filebeats](https://discuss.elastic.co/t/how-to-configure-conditional-input-output-from-filebeats/143121)

<div class="topic-metadata">

**Author:** [@74db36a597f21b891b3f](https://discuss.elastic.co/u/74db36a597f21b891b3f)\
**Replies:** 10\
**Last updated:** [August 7, 2018, 12:48pm UTC](https://discuss.elastic.co/t/how-to-configure-conditional-input-output-from-filebeats/143121 "2018-08-07T12:48:42Z")

</div>

Hi there. I'm a newbie in ELK stack. I am trying to configure logstasth to gather data from filebeat and put it in different indices depending from sources' filenames. Filebeats config: filebeat.inputs: - type: log ena…

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## [Replica shards do not get assigned (not consistent), even though they can](https://discuss.elastic.co/t/replica-shards-do-not-get-assigned-not-consistent-even-though-they-can/123968)

<div class="topic-metadata">

**Author:** [@bviz](https://discuss.elastic.co/u/bviz)\
**Replies:** 9\
**Last updated:** [March 18, 2018, 8:47pm UTC](https://discuss.elastic.co/t/replica-shards-do-not-get-assigned-not-consistent-even-though-they-can/123968 "2018-03-18T20:47:27Z")

</div>

Hey, I've been having a shard-assignment issue with my Elastic 5.4.0 ever since I started using it, a problem that also happened in the previous version we used, 1.7. We have 6 nodes in the cluster, 3 of them are dedic…

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## [Advantages of DocValue](https://discuss.elastic.co/t/advantages-of-docvalue/26271)

<div class="topic-metadata">

**Author:** [@linlma](https://discuss.elastic.co/u/linlma)\
**Replies:** 15\
**Last updated:** [August 6, 2015, 3:44am UTC](https://discuss.elastic.co/t/advantages-of-docvalue/26271 "2015-08-06T03:44:01Z")

</div>

Hello Elastic Search experts, The advantages of performance of DocValue is able to leverage OS disk cache, which is different (maybe more) memory from JVM. Wondering for non-DocValue field, it is only able to use memor…

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## [5 node cluster breaks when master is shut down](https://discuss.elastic.co/t/5-node-cluster-breaks-when-master-is-shut-down/39027)

<div class="topic-metadata">

**Author:** [@Stuart\_Cracraft](https://discuss.elastic.co/u/Stuart_Cracraft)\
**Replies:** 12\
**Last updated:** [January 15, 2016, 6:39pm UTC](https://discuss.elastic.co/t/5-node-cluster-breaks-when-master-is-shut-down/39027 "2016-01-15T18:39:52Z")

</div>

The elasticsearch.yml on the master is: cluster.name: elasticsearchlogstashkibana node.name: "elksrv1" node.master: true node.data: true index.number\_of\_replicas: 2 index.number\_of\_shards: 5 indices.recovery.compress: …

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## [Kibana - Stack Monitoring - No structured logs found](https://discuss.elastic.co/t/kibana-stack-monitoring-no-structured-logs-found/241213)

<div class="topic-metadata">

**Author:** [@jason\_0](https://discuss.elastic.co/u/jason_0)\
**Replies:** 22\
**Last updated:** [September 1, 2020, 2:23pm UTC](https://discuss.elastic.co/t/kibana-stack-monitoring-no-structured-logs-found/241213 "2020-09-01T14:23:28Z")

</div>

Hi All, We have an issue where Kibana throws a "No structured logs found" message in the Log section when viewing the Stack Monitoring page, where it should show the last 10 log entries. I have Filebeat running on each…

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## [SAML Group Attributes with more than one group](https://discuss.elastic.co/t/saml-group-attributes-with-more-than-one-group/205295)

<div class="topic-metadata">

**Author:** [@ramss](https://discuss.elastic.co/u/ramss)\
**Replies:** 22\
**Last updated:** [November 14, 2019, 11:40am UTC](https://discuss.elastic.co/t/saml-group-attributes-with-more-than-one-group/205295 "2019-11-14T11:40:38Z")

</div>

Hi All, I am trying to integrate Kibana running on Kuberenetes with on-prem ADFS with the below mapping. SAML Config SAML Config saml: saml1: order: 1 ssl.verification\_mode: none idp.metadata.path: adfs.xml idp.…

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## [Fetch command in elasticsearch queries, limit query results](https://discuss.elastic.co/t/fetch-command-in-elasticsearch-queries-limit-query-results/241179)

<div class="topic-metadata">

**Author:** [@liron\_gofberg](https://discuss.elastic.co/u/liron_gofberg)\
**Replies:** 22\
**Last updated:** [July 18, 2020, 4:43pm UTC](https://discuss.elastic.co/t/fetch-command-in-elasticsearch-queries-limit-query-results/241179 "2020-07-18T16:43:41Z")

</div>

I am using python as elastic client and I want to fetch only 1 document I have noticed that the search speed for fetching one document is exactly the same as fetching a lots of documents. In oracle sql there is a fetc…

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## [Вопрос по агрегации и скорости](https://discuss.elastic.co/t/vopros-po-agregaczii-i-skorosti/159040)

<div class="topic-metadata">

**Author:** [@leov](https://discuss.elastic.co/u/leov)\
**Replies:** 31\
**Last updated:** [December 14, 2018, 7:57am UTC](https://discuss.elastic.co/t/vopros-po-agregaczii-i-skorosti/159040 "2018-12-14T07:57:12Z")

</div>

Здравствуйте возникла у меня задача анализа логов поисковых запросов решил попробовать реализовать это в эластике но первые попытки показали довольно невысокую скорость 3-4сек подскажите пожалуйста может у меня завыш…

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## [Does increase in shards per index increase the performance?](https://discuss.elastic.co/t/does-increase-in-shards-per-index-increase-the-performance/120141)

<div class="topic-metadata">

**Author:** [@SRIpandu1729](https://discuss.elastic.co/u/SRIpandu1729)\
**Replies:** 12\
**Last updated:** [March 2, 2018, 8:58am UTC](https://discuss.elastic.co/t/does-increase-in-shards-per-index-increase-the-performance/120141 "2018-03-02T08:58:11Z")

</div>

I am running elasticstack on a single machine, so I am unable to create replicas and I don't want to run multiple nodes on the same machine. So does the increase in number of shards increase the query performance of elas…

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## [Login is current disabled under Kibana UI](https://discuss.elastic.co/t/login-is-current-disabled-under-kibana-ui/119569)

<div class="topic-metadata">

**Author:** [@babacoders](https://discuss.elastic.co/u/babacoders)\
**Replies:** 17\
**Last updated:** [February 13, 2018, 9:46am UTC](https://discuss.elastic.co/t/login-is-current-disabled-under-kibana-ui/119569 "2018-02-13T09:46:32Z")

</div>

Hello, I am using https://github.com/elastic/stack-docker repository. While following doc under README.md, I cloned the Repository, used docker-compose up and services looks good. While I checked the logs: root@ubuntu…

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## [Kibana Service will not start](https://discuss.elastic.co/t/kibana-service-will-not-start/37375)

<div class="topic-metadata">

**Author:** [@simroo](https://discuss.elastic.co/u/simroo)\
**Replies:** 9\
**Last updated:** [December 18, 2015, 4:33pm UTC](https://discuss.elastic.co/t/kibana-service-will-not-start/37375 "2015-12-18T16:33:02Z")

</div>

Hello I have some problem when trying to connect to my Kibana via localhost on the host. I get the error Bad Gateway 502. And the services Kibana will not start at all. The logs in /var/log/kibana/kibana.stderr show :…

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## [Remove nodes from elasticsearch cluster](https://discuss.elastic.co/t/remove-nodes-from-elasticsearch-cluster/168919)

<div class="topic-metadata">

**Author:** [@mouli\_v](https://discuss.elastic.co/u/mouli_v)\
**Replies:** 20\
**Last updated:** [February 19, 2019, 10:46am UTC](https://discuss.elastic.co/t/remove-nodes-from-elasticsearch-cluster/168919 "2019-02-19T10:46:05Z")

</div>

Hello, i am trying to build a multiple node cluster on a single instance. I found a useful doc to create multiple elasticsearch nodes on a single instance. If you want to start multiple nodes on the same machine (for te…

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## [Discover tab; showing no results](https://discuss.elastic.co/t/discover-tab-showing-no-results/101169)

<div class="topic-metadata">

**Author:** [@sudi\_2611](https://discuss.elastic.co/u/sudi_2611)\
**Replies:** 11\
**Last updated:** [September 28, 2017, 8:19pm UTC](https://discuss.elastic.co/t/discover-tab-showing-no-results/101169 "2017-09-28T20:19:33Z")

</div>

Hi All, discover tab shows no results found..index patter i have selected @timestamp, i am able to see the indexes. my kibana and elastic search are both @ version 5.6.1 Can you please let me know whats missing. I ha…

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## [Couldn't verify APM server status](https://discuss.elastic.co/t/couldnt-verify-apm-server-status/202511)

<div class="topic-metadata">

**Author:** [@KatiukOleg](https://discuss.elastic.co/u/KatiukOleg)\
**Replies:** 9\
**Last updated:** [October 25, 2019, 12:15pm UTC](https://discuss.elastic.co/t/couldnt-verify-apm-server-status/202511 "2019-10-25T12:15:25Z")

</div>

Hi elatic team, I'm trying to use APM with such releases: Kibana version: 7.2.0 Elasticsearch version: 7.2.0 APM Server version: 7.2.0 APM Agent language and version: .Net APM Agent And have some problems, I couldn…

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## [Machine Learning datafeed skipping documents that seem to be there](https://discuss.elastic.co/t/machine-learning-datafeed-skipping-documents-that-seem-to-be-there/170773)

<div class="topic-metadata">

**Author:** [@elasticitous](https://discuss.elastic.co/u/elasticitous)\
**Replies:** 13\
**Last updated:** [March 12, 2019, 9:45am UTC](https://discuss.elastic.co/t/machine-learning-datafeed-skipping-documents-that-seem-to-be-there/170773 "2019-03-12T09:45:41Z")

</div>

I'm trying to run some machine learning jobs but I getting problems with their datafeeds seemingly skipping documents that everything else indicates are there to process when the job is running. The datafeeds run on ind…

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## [Picking up a configuration file change](https://discuss.elastic.co/t/picking-up-a-configuration-file-change/214219)

<div class="topic-metadata">

**Author:** [@JanKowalik](https://discuss.elastic.co/u/JanKowalik)\
**Replies:** 24\
**Last updated:** [January 24, 2020, 4:37pm UTC](https://discuss.elastic.co/t/picking-up-a-configuration-file-change/214219 "2020-01-24T16:37:01Z")

</div>

Hi, It seems that ECK does not pickup configuration changes. How do I make it pick it up? Do I restart the nodes? How can I do it via ECK? Thanks

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## [How to collect data periodically from multiple HTTP endpoints, and indexing the result in Elasticsearch](https://discuss.elastic.co/t/how-to-collect-data-periodically-from-multiple-http-endpoints-and-indexing-the-result-in-elasticsearch/141503)

<div class="topic-metadata">

**Author:** [@m.sereda](https://discuss.elastic.co/u/m.sereda)\
**Replies:** 19\
**Last updated:** [July 25, 2018, 2:33pm UTC](https://discuss.elastic.co/t/how-to-collect-data-periodically-from-multiple-http-endpoints-and-indexing-the-result-in-elasticsearch/141503 "2018-07-25T14:33:31Z")

</div>

Hi, could anyone explain me how to collect data periodically from multiple HTTP endpoints, and indexing the result in Elasticsearch

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