# Top **URL:** https://discuss.elastic.co/top.md?page=209&period=all [Latest](https://discuss.elastic.co/latest.md) · [Categories](https://discuss.elastic.co/categories.md) · [Tags](https://discuss.elastic.co/tags.md) **Page:** 210 --- ## ['appid' is not recognized as an internal or external command](https://discuss.elastic.co/t/appid-is-not-recognized-as-an-internal-or-external-command/140409)
**Author:** [@APJ](https://discuss.elastic.co/u/APJ)\ **Replies:** 9\ **Last updated:** [July 18, 2018, 11:14pm UTC](https://discuss.elastic.co/t/appid-is-not-recognized-as-an-internal-or-external-command/140409 "2018-07-18T23:14:00Z")
Hi all, I am following this link (Link) to display live weather data on Kibana. I used the logstash configuration explained in the pdf. Here is my logstash configuration: input { exec { command =\> "curl --silen… --- ## [Watcher report where the range in the report is dynamic](https://discuss.elastic.co/t/watcher-report-where-the-range-in-the-report-is-dynamic/196992)
**Author:** [@ardy561](https://discuss.elastic.co/u/ardy561)\ **Replies:** 9\ **Last updated:** [August 28, 2019, 11:34pm UTC](https://discuss.elastic.co/t/watcher-report-where-the-range-in-the-report-is-dynamic/196992 "2019-08-28T23:34:34Z")
Created a query from a specific index and did the copy url to paste in to a watcher. Everything works except the report returns the same record set. I need to create the report with the previous weeks activity. I've put … --- ## [Another mysterious work logstash with errors \_grokparsefailure](https://discuss.elastic.co/t/another-mysterious-work-logstash-with-errors-grokparsefailure/337327)
**Author:** [@San9](https://discuss.elastic.co/u/San9)\ **Replies:** 18\ **Last updated:** [July 12, 2023, 2:51pm UTC](https://discuss.elastic.co/t/another-mysterious-work-logstash-with-errors-grokparsefailure/337327 "2023-07-12T14:51:43Z")
again I encounter a problem in the work of logstash, and specifically with grock. Everything is fine in the debugger, the messages are parsed, but as soon as I apply this configuration to the production, then these messa… --- ## [Java client can't start a node](https://discuss.elastic.co/t/java-client-cant-start-a-node/9661)
**Author:** [@Slava\_G](https://discuss.elastic.co/u/Slava_G)\ **Replies:** 12\ **Last updated:** [November 18, 2012, 6:33pm UTC](https://discuss.elastic.co/t/java-client-cant-start-a-node/9661 "2012-11-18T18:33:59Z")
Hi, Trying simple java client sample : Node node = nodeBuilder().client(true).node(); Client client = node.client(); With clean elasticsearch 0.19.9, without any changes to configuration In the past, it was workin… --- ## [Block USB(s) by default with Elastic Agent?](https://discuss.elastic.co/t/block-usb-s-by-default-with-elastic-agent/382809)
**Author:** [@BlueGreenRed1](https://discuss.elastic.co/u/BlueGreenRed1)\ **Replies:** 9\ **Last updated:** [November 18, 2025, 7:50pm UTC](https://discuss.elastic.co/t/block-usb-s-by-default-with-elastic-agent/382809 "2025-11-18T19:50:56Z")
Hello, I am posting to find out if this feature is still on the Elastic Team’s roadmap? I found previous posts from 2022 and 2023 requesting this feature. In short, it would be a nice feature if the Elastic Agent could… --- ## [Filter csv Logstash](https://discuss.elastic.co/t/filter-csv-logstash/174124)
**Author:** [@Lebedev](https://discuss.elastic.co/u/Lebedev)\ **Replies:** 10\ **Last updated:** [March 27, 2019, 2:10pm UTC](https://discuss.elastic.co/t/filter-csv-logstash/174124 "2019-03-27T14:10:50Z")
Hi, everyone. I am have same problem with add csv file to elastic. Could you kindly help me understand what is wrong. My logstash config: input { file { path =\> "C:\\Saratov\_report\\ \*.csv" start\_position =\> "beginni… --- ## [How to upgrade from an older Elasticsearch 1.X ELK stack to a recent one 6.X](https://discuss.elastic.co/t/how-to-upgrade-from-an-older-elasticsearch-1-x-elk-stack-to-a-recent-one-6-x/166238)
**Author:** [@vfiset](https://discuss.elastic.co/u/vfiset)\ **Replies:** 14\ **Last updated:** [January 30, 2019, 4:43pm UTC](https://discuss.elastic.co/t/how-to-upgrade-from-an-older-elasticsearch-1-x-elk-stack-to-a-recent-one-6-x/166238 "2019-01-30T16:43:07Z")
We have an on premise ELK stack. We are using ES 1.5, Logstash 5.3 to pull data from kafka and Kibana 3 for dashboards. We use the elk stack to store and search all our application logs. Nothing more. We want to move to… --- ## [How can we use elasticsearch custom similarity plugin in mapping?](https://discuss.elastic.co/t/how-can-we-use-elasticsearch-custom-similarity-plugin-in-mapping/15247)
**Author:** [@dark\_shadow](https://discuss.elastic.co/u/dark_shadow)\ **Replies:** 14\ **Last updated:** [January 16, 2014, 1:54pm UTC](https://discuss.elastic.co/t/how-can-we-use-elasticsearch-custom-similarity-plugin-in-mapping/15247 "2014-01-16T13:54:26Z")
Hi, I need to override Lucene Default Similarity Class which is used by Elasticsearch for indexing and searching. On searching net, I found some similar implementations which are doing similar things. My difficult… --- ## [Unable to ship metrics when using metricbeat provided index template, 400 error "routing\_missing\_exception"](https://discuss.elastic.co/t/unable-to-ship-metrics-when-using-metricbeat-provided-index-template-400-error-routing-missing-exception/365638)
**Author:** [@dfinn](https://discuss.elastic.co/u/dfinn)\ **Replies:** 34\ **Last updated:** [August 30, 2024, 6:20pm UTC](https://discuss.elastic.co/t/unable-to-ship-metrics-when-using-metricbeat-provided-index-template-400-error-routing-missing-exception/365638 "2024-08-30T18:20:36Z")
Hello, We are using metricbeat (8.14) on k8s to ship metrics to an elasticsearch (8.13) cluster. This has been working well however last week we discovered a mapping issue where sometimes some of our metrics are getti… --- ## [Elasticsearch run with single noe but not running with docker-compose for multi-node](https://discuss.elastic.co/t/elasticsearch-run-with-single-noe-but-not-running-with-docker-compose-for-multi-node/374253)
**Author:** [@Salil\_Hardeniya](https://discuss.elastic.co/u/Salil_Hardeniya)\ **Replies:** 12\ **Last updated:** [February 9, 2025, 1:09pm UTC](https://discuss.elastic.co/t/elasticsearch-run-with-single-noe-but-not-running-with-docker-compose-for-multi-node/374253 "2025-02-09T13:09:53Z")
Hi, I'm having issue running multi-node cluster using docker-compose on Apple M4 chip. I was getting similar issue when I tried to run single node using docker but it was fixed by using ES\_JAVA\_OPTS='-XX:UseSVE=0' CL… --- ## [How to write a custom river](https://discuss.elastic.co/t/how-to-write-a-custom-river/17305)
**Author:** [@Joshua\_Chan](https://discuss.elastic.co/u/Joshua_Chan)\ **Replies:** 16\ **Last updated:** [May 4, 2014, 2:47am UTC](https://discuss.elastic.co/t/how-to-write-a-custom-river/17305 "2014-05-04T02:47:00Z")
I'm making my first go at writing a river. (Here's the source code: https://bitbucket.org/futurechan/example-river/src) I followed this tutorial http://blog.trifork.com/2013/01/10/how-to-write-an-elasticsearch-… --- ## [High Latency on KNN Search](https://discuss.elastic.co/t/high-latency-on-knn-search/372828)
**Author:** [@Ahmad2356](https://discuss.elastic.co/u/Ahmad2356)\ **Replies:** 11\ **Last updated:** [January 15, 2025, 12:54pm UTC](https://discuss.elastic.co/t/high-latency-on-knn-search/372828 "2025-01-15T12:54:48Z")
Hi everyone, I’m running an Elasticsearch cluster (version 8.17) with the basic license. The cluster has 3 nodes, each on Linux servers with 62 GB RAM and 1 TB disk space. I’ve set up an index for vector search using th… --- ## [Issue while restoring elasticsearch data](https://discuss.elastic.co/t/issue-while-restoring-elasticsearch-data/265780)
**Author:** [@tiwariak1992](https://discuss.elastic.co/u/tiwariak1992)\ **Replies:** 10\ **Last updated:** [March 2, 2021, 4:32am UTC](https://discuss.elastic.co/t/issue-while-restoring-elasticsearch-data/265780 "2021-03-02T04:32:29Z")
Hi Everyone, I am having issue while restoring the ES snapshot. I am facing snapshot restore exception error. But I have my snapshots while I do the backup. Not able to find out why it is happening. I am using ES 6.8. … --- ## [Metricbeats Windows metricset Invalid data](https://discuss.elastic.co/t/metricbeats-windows-metricset-invalid-data/161040)
**Author:** [@paul1243](https://discuss.elastic.co/u/paul1243)\ **Replies:** 10\ **Last updated:** [January 7, 2019, 6:30pm UTC](https://discuss.elastic.co/t/metricbeats-windows-metricset-invalid-data/161040 "2019-01-07T18:30:46Z")
Hi- I'm using Windows metricset to collect perfmon data, but I noticed some unreal data for couple of counters which I noticed this in the wildcard query (\*), where as value of \_Total shows 345 but for a single process … --- ## [Another Filter is not work after json filter](https://discuss.elastic.co/t/another-filter-is-not-work-after-json-filter/125706)
**Author:** [@tatdat](https://discuss.elastic.co/u/tatdat)\ **Replies:** 10\ **Last updated:** [March 28, 2018, 7:57am UTC](https://discuss.elastic.co/t/another-filter-is-not-work-after-json-filter/125706 "2018-03-28T07:57:15Z")
I have some log with json type. Im using filter json for my log. My config look like filter { if \[type\] == "wifishop" { json { source =\> "message" target =\> "frt.wifi" remove\_field =\> \["message"… --- ## [Logstash filter (extractnumbers) install does not work](https://discuss.elastic.co/t/logstash-filter-extractnumbers-install-does-not-work/68073)
**Author:** [@Caspar\_Lourens](https://discuss.elastic.co/u/Caspar_Lourens)\ **Replies:** 10\ **Last updated:** [December 6, 2016, 10:02am UTC](https://discuss.elastic.co/t/logstash-filter-extractnumbers-install-does-not-work/68073 "2016-12-06T10:02:57Z")
Installed ELK 5.0.2 (Build 14476, Commit SHA 8f2ace74 ) on a clean server. Logstash is accepting data and elasticsearch is showing it's data. Now I want to make use of the config I already built in an older version. This… --- ## [Date-filter - Issue with setting @timestamp with the value from my log](https://discuss.elastic.co/t/date-filter-issue-with-setting-timestamp-with-the-value-from-my-log/179433)
**Author:** [@Thanura\_Kannangara](https://discuss.elastic.co/u/Thanura_Kannangara)\ **Replies:** 9\ **Last updated:** [May 2, 2019, 10:42pm UTC](https://discuss.elastic.co/t/date-filter-issue-with-setting-timestamp-with-the-value-from-my-log/179433 "2019-05-02T22:42:48Z")
Hi Lads, First of all i'm a newbie here......... I was trying to format below log entry 2019-04-29 12:47:46.679.9882 - log message "blah blah blah" i was testing it with below stdin input { stdin { } } filter { … --- ## [What do you think is more critical? To allocate more resources or change architecture?](https://discuss.elastic.co/t/what-do-you-think-is-more-critical-to-allocate-more-resources-or-change-architecture/258003)
**Author:** [@mahalabobis](https://discuss.elastic.co/u/mahalabobis)\ **Replies:** 12\ **Last updated:** [December 8, 2020, 10:29pm UTC](https://discuss.elastic.co/t/what-do-you-think-is-more-critical-to-allocate-more-resources-or-change-architecture/258003 "2020-12-08T22:29:29Z")
I have multiple issues with Elasticsearch right now. I'm running out of disk I'm running out of memory Architecture may need to change since I have more than 600 shards per node. For sure, I will add a new node to the … --- ## [Creating Index Lifecycle Policies](https://discuss.elastic.co/t/creating-index-lifecycle-policies/265209)
**Author:** [@zaeemmasood](https://discuss.elastic.co/u/zaeemmasood)\ **Replies:** 13\ **Last updated:** [March 24, 2021, 2:19pm UTC](https://discuss.elastic.co/t/creating-index-lifecycle-policies/265209 "2021-03-24T14:19:46Z")
Hello. On ELK stack 7.6.2, I have a policy set for deleting all indices older than 30 days. The policy was set as follows: PUT \_ilm/policy/cleanup-history { "policy": { "phases": { "hot": { "min\_age… --- ## [Can number of shards per node be the bottleneck in a cluster?](https://discuss.elastic.co/t/can-number-of-shards-per-node-be-the-bottleneck-in-a-cluster/344970)
**Author:** [@Dhineshkumar\_R](https://discuss.elastic.co/u/Dhineshkumar_R)\ **Replies:** 15\ **Last updated:** [October 18, 2023, 4:23pm UTC](https://discuss.elastic.co/t/can-number-of-shards-per-node-be-the-bottleneck-in-a-cluster/344970 "2023-10-18T16:23:20Z")
Hi Folks, I have the following cluster. Nodes: 6 (48vCPUs and 384GB memory) Shards: 158 EBS volume: 24TB GP3 type (Provisioned IOPS: 50,000 and 1781 Mb/sec throughput per node) 0 replica. ~11B documents for ~10KB e… --- ## [Skipping security auto configuration](https://discuss.elastic.co/t/skipping-security-auto-configuration/358409)
**Author:** [@snirw](https://discuss.elastic.co/u/snirw)\ **Replies:** 9\ **Last updated:** [April 30, 2024, 11:58am UTC](https://discuss.elastic.co/t/skipping-security-auto-configuration/358409 "2024-04-30T11:58:18Z")
Hi all I have begun my journey in elasticsearch and I have installed on my PC (Win 10) elasticsearch version 8.13. As part of my practice, I am trying to create 2 additional new nodes. I have performed the following st… --- ## [Metricbeat error unable to send metrics on elastic](https://discuss.elastic.co/t/metricbeat-error-unable-to-send-metrics-on-elastic/242333)
**Author:** [@karunakarsingh](https://discuss.elastic.co/u/karunakarsingh)\ **Replies:** 9\ **Last updated:** [July 28, 2020, 10:54am UTC](https://discuss.elastic.co/t/metricbeat-error-unable-to-send-metrics-on-elastic/242333 "2020-07-28T10:54:18Z")
Hi Team, kindly help I am not able to export metrics on Elasticsearch. Getting this error. WARN elasticsearch/client.go:539 Cannot index event publisher.Event{Content:beat.Event{Timestamp:time.Time{wall:0xbfbe3c… --- ## [How to customize the summary report?](https://discuss.elastic.co/t/how-to-customize-the-summary-report/150134)
**Author:** [@Todd](https://discuss.elastic.co/u/Todd)\ **Replies:** 9\ **Last updated:** [October 8, 2018, 2:40am UTC](https://discuss.elastic.co/t/how-to-customize-the-summary-report/150134 "2018-10-08T02:40:04Z")
now, I have a pressure measurement scenarios with a set of tests, and each test (with different variable) should be run once to completion, one after another. So, the trial-timestamp of each test is different.when I ana… --- ## [Filter query syntax](https://discuss.elastic.co/t/filter-query-syntax/141386)
**Author:** [@Sunil\_Khullar](https://discuss.elastic.co/u/Sunil_Khullar)\ **Replies:** 11\ **Last updated:** [August 7, 2018, 8:24am UTC](https://discuss.elastic.co/t/filter-query-syntax/141386 "2018-08-07T08:24:37Z")
How to create a filter query for X-Axis aggregation I know we are supposed to use ES-json syntax. But an example would help if I have a field called "month" and value "jan" how do I create a bucket for { "month" : "ja… --- ## [Logstash JSON iteration failure](https://discuss.elastic.co/t/logstash-json-iteration-failure/124492)
**Author:** [@satya\_sandeep](https://discuss.elastic.co/u/satya_sandeep)\ **Replies:** 11\ **Last updated:** [March 19, 2018, 1:19pm UTC](https://discuss.elastic.co/t/logstash-json-iteration-failure/124492 "2018-03-19T13:19:19Z")
I have a logstash script filter { json{ source=\>"message" target=\>"dat" } split { field =\> "\[dat\]" } split { field =\> "\[dat\]\[friends\]" } } json message is : \[ { "\_id": "5aaf44772d97f524d9d11519", "index": 0, "gu… --- ## [TTL set and enabled but logs not expiring ...please help](https://discuss.elastic.co/t/ttl-set-and-enabled-but-logs-not-expiring-please-help/11974)
**Author:** [@aakashanuj](https://discuss.elastic.co/u/aakashanuj)\ **Replies:** 17\ **Last updated:** [May 16, 2013, 9:38am UTC](https://discuss.elastic.co/t/ttl-set-and-enabled-but-logs-not-expiring-please-help/11974 "2013-05-16T09:38:31Z")
I have TTL enabled, but the logs are not removed when I view them from Kibana. They still show up, even after their expiration time is over. Here is the mapping that I get from the API, which clearly shows that the T… --- ## [Logstash webhdfs error with kerberos enabled cluster](https://discuss.elastic.co/t/logstash-webhdfs-error-with-kerberos-enabled-cluster/130607)
**Author:** [@Anushke\_Hewawaithara](https://discuss.elastic.co/u/Anushke_Hewawaithara)\ **Replies:** 9\ **Last updated:** [May 11, 2018, 10:25am UTC](https://discuss.elastic.co/t/logstash-webhdfs-error-with-kerberos-enabled-cluster/130607 "2018-05-11T10:25:58Z")
we have logstash pipeline as below to read from kafka topic to webhdfs Input = kafka topic Output = webhdfs I have extracted from source (logstash-6.2.4.tar.gz) and did the testing Our hadoop cluster is kerberos en… --- ## [Elasticsearch index heavy reads](https://discuss.elastic.co/t/elasticsearch-index-heavy-reads/327739)
**Author:** [@hopa56](https://discuss.elastic.co/u/hopa56)\ **Replies:** 12\ **Last updated:** [April 13, 2023, 6:55am UTC](https://discuss.elastic.co/t/elasticsearch-index-heavy-reads/327739 "2023-04-13T06:55:56Z")
i have 3 indices in the cluster that are read-heavy and the load on the nodes on which the shards of these indices are located is very high (the indexes are small, the largest index weighs 5 gigabytes) we are thinking … --- ## [Share data directory between exclusively running instances](https://discuss.elastic.co/t/share-data-directory-between-exclusively-running-instances/219763)
**Author:** [@noelzubinvictor](https://discuss.elastic.co/u/noelzubinvictor)\ **Replies:** 10\ **Last updated:** [February 19, 2020, 8:46am UTC](https://discuss.elastic.co/t/share-data-directory-between-exclusively-running-instances/219763 "2020-02-19T08:46:13Z")
Problem: The ES instance require lot of memory for quick bulk updates. Otherwise its underutilized. Can i create 2 ES instances with the same shared data directory. Say one with 4Gb(searching) and the other with 32Gb(in… --- ## [I create user login system with file uploading , and user can upload unlimited textfiles and search word, how to create and mapping index this case?](https://discuss.elastic.co/t/i-create-user-login-system-with-file-uploading-and-user-can-upload-unlimited-textfiles-and-search-word-how-to-create-and-mapping-index-this-case/300835)
**Author:** [@AJITH](https://discuss.elastic.co/u/AJITH)\ **Replies:** 13\ **Last updated:** [March 28, 2022, 3:15pm UTC](https://discuss.elastic.co/t/i-create-user-login-system-with-file-uploading-and-user-can-upload-unlimited-textfiles-and-search-word-how-to-create-and-mapping-index-this-case/300835 "2022-03-28T15:15:05Z")
--- ## [Can someone see the dashboard without the need for sign in](https://discuss.elastic.co/t/can-someone-see-the-dashboard-without-the-need-for-sign-in/318388)
**Author:** [@Shashank02](https://discuss.elastic.co/u/Shashank02)\ **Replies:** 9\ **Last updated:** [November 8, 2022, 5:29pm UTC](https://discuss.elastic.co/t/can-someone-see-the-dashboard-without-the-need-for-sign-in/318388 "2022-11-08T17:29:49Z")
So, I've been building a website, where I want to show the dashboards of Kibana. So, on the website whenever the user clicks the link they will be redirected to the dashboard page in Kibana. but, the only thing I want to… --- ## [Filebeat upload log to es5 , 403](https://discuss.elastic.co/t/filebeat-upload-log-to-es5-403/248266)
**Author:** [@Adonis\_Zzq](https://discuss.elastic.co/u/Adonis_Zzq)\ **Replies:** 9\ **Last updated:** [September 13, 2020, 11:24pm UTC](https://discuss.elastic.co/t/filebeat-upload-log-to-es5-403/248266 "2020-09-13T23:24:29Z")
I use es 5.6.4 , filebeat upload log to es, return 403 ,What could cause this? The log is as follows: 2020-09-11T14:14:25+08:00 ERR Failed to perform any bulk index operations: 403 Forbidden 2020-09-11T14:14:25+08:00 … --- ## [Segment errors](https://discuss.elastic.co/t/segment-errors/14269)
**Author:** [@Stefanie](https://discuss.elastic.co/u/Stefanie)\ **Replies:** 11\ **Last updated:** [November 18, 2013, 11:06am UTC](https://discuss.elastic.co/t/segment-errors/14269 "2013-11-18T11:06:37Z")
Hi, I am having an issue where segments in my index keep getting errors(either out of bound or merge) and deleting the documents when restart the server with 'index.shard.check\_on\_startup: fix'. My system updates … --- ## [\[HELP! ! \] About ILM (IndexLifecycleManagement) of ElasticSearch](https://discuss.elastic.co/t/help-about-ilm-indexlifecyclemanagement-of-elasticsearch/326813)
**Author:** [@YUUTA.INOUE-JPN](https://discuss.elastic.co/u/YUUTA.INOUE-JPN)\ **Replies:** 10\ **Last updated:** [March 9, 2023, 4:38pm UTC](https://discuss.elastic.co/t/help-about-ilm-indexlifecyclemanagement-of-elasticsearch/326813 "2023-03-09T16:38:56Z")
Hello from Japan I have a question for you dear engineers I'm using Elasticsearch 7.6.2 and want to remove the accumulated indexes The created ILM policy rolls over at 50GB/30 days, and I created an ILM policy that de… --- ## [Ephemeral Jobs](https://discuss.elastic.co/t/ephemeral-jobs/202047)
**Author:** [@jasonmoo-we](https://discuss.elastic.co/u/jasonmoo-we)\ **Replies:** 10\ **Last updated:** [October 10, 2019, 7:13am UTC](https://discuss.elastic.co/t/ephemeral-jobs/202047 "2019-10-10T07:13:27Z")
Hi I'm just curious if the APM libraries can be used for short lived jobs (ie. a cron job that processes some entries in a queue and puts them in a database and exits). I haven't seen any special configuration for this.… --- ## [Filebeat and Metricbeat process cause CPU high for 8.2.0 version](https://discuss.elastic.co/t/filebeat-and-metricbeat-process-cause-cpu-high-for-8-2-0-version/307207)
**Author:** [@wisdomluo](https://discuss.elastic.co/u/wisdomluo)\ **Replies:** 9\ **Last updated:** [June 17, 2022, 1:13am UTC](https://discuss.elastic.co/t/filebeat-and-metricbeat-process-cause-cpu-high-for-8-2-0-version/307207 "2022-06-17T01:13:19Z")
top - 09:18:06 up 7 min, 1 user, load average: 10.19, 8.81, 4.51 Tasks: 124 total, 3 running, 58 sleeping, 0 stopped, 1 zombie %Cpu(s): 82.0 us, 7.7 sy, 0.0 ni, 10.3 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st KiB … --- ## [How can I instrument APM agent with a core JAVA service?](https://discuss.elastic.co/t/how-can-i-instrument-apm-agent-with-a-core-java-service/191459)
**Author:** [@Parth](https://discuss.elastic.co/u/Parth)\ **Replies:** 9\ **Last updated:** [July 26, 2019, 6:01pm UTC](https://discuss.elastic.co/t/how-can-i-instrument-apm-agent-with-a-core-java-service/191459 "2019-07-26T18:01:15Z")
I have successfully instrumented JAVA APM agent with my web application that runs on Tomcat but I am not sure on how to instrument it with my core java service (that does not run on any server)? Any suggestions would he… --- ## [How to tune ES for maximum write performance](https://discuss.elastic.co/t/how-to-tune-es-for-maximum-write-performance/6601)
**Author:** [@Thomas\_Peuss](https://discuss.elastic.co/u/Thomas_Peuss)\ **Replies:** 9\ **Last updated:** [February 14, 2012, 2:14pm UTC](https://discuss.elastic.co/t/how-to-tune-es-for-maximum-write-performance/6601 "2012-02-14T14:14:21Z")
Hello! Which parameters should be tuned to maximize the write performance of ES? CU Thomas --- ## [Multiple fleet entries cleanup](https://discuss.elastic.co/t/multiple-fleet-entries-cleanup/341141)
**Author:** [@GKre](https://discuss.elastic.co/u/GKre)\ **Replies:** 12\ **Last updated:** [August 24, 2023, 6:28am UTC](https://discuss.elastic.co/t/multiple-fleet-entries-cleanup/341141 "2023-08-24T06:28:24Z")
Hello, in my fleet management there's 3 entries for the agent on one machine. Two of them are obsolete. I wonder what is happening if i uninstall with the one fleet server i need for management? Is it somehow possible… --- ## [We already have an ES cluster running WITHOUT authentication and TLS. We are trying to enable the security feature. Is it possible to achieve this with zero down time?](https://discuss.elastic.co/t/we-already-have-an-es-cluster-running-without-authentication-and-tls-we-are-trying-to-enable-the-security-feature-is-it-possible-to-achieve-this-with-zero-down-time/260153)
**Author:** [@liwanjie](https://discuss.elastic.co/u/liwanjie)\ **Replies:** 9\ **Last updated:** [January 5, 2021, 8:46am UTC](https://discuss.elastic.co/t/we-already-have-an-es-cluster-running-without-authentication-and-tls-we-are-trying-to-enable-the-security-feature-is-it-possible-to-achieve-this-with-zero-down-time/260153 "2021-01-05T08:46:05Z")
Hello, I have encountered the problem mentioned above. I encountered it during the rolling upgrade of elasticsearch 6.8.1 to 7.8.1. Because my 6.8.1 did not configure xpack related configuration, but I want to configu… --- ## [X-pack settings for x-pack features](https://discuss.elastic.co/t/x-pack-settings-for-x-pack-features/129016)
**Author:** [@alexus](https://discuss.elastic.co/u/alexus)\ **Replies:** 9\ **Last updated:** [June 5, 2018, 4:59pm UTC](https://discuss.elastic.co/t/x-pack-settings-for-x-pack-features/129016 "2018-06-05T16:59:31Z")
I change respective setting(s) to false, yet still seeing apps/features via Kibana APM Settings in Kibana | Kibana User Guide Development Tools Settings in Kibana | Kibana User Guide Please advise. --- ## [ES not returning results when doing multi-thread msearch](https://discuss.elastic.co/t/es-not-returning-results-when-doing-multi-thread-msearch/139855)
**Author:** [@paulshadepanda](https://discuss.elastic.co/u/paulshadepanda)\ **Replies:** 10\ **Last updated:** [July 13, 2018, 5:29pm UTC](https://discuss.elastic.co/t/es-not-returning-results-when-doing-multi-thread-msearch/139855 "2018-07-13T17:29:54Z")
A little background. Below is probably not what ElasticSearch is designed for but this is the most efficient way I can think of for achieving what I want to achieve. Setup and Goal: I have an index (ES 1.7), 800k docume… --- ## [Searching pdf files by content with Mongodb-river](https://discuss.elastic.co/t/searching-pdf-files-by-content-with-mongodb-river/16400)
**Author:** [@sAs59](https://discuss.elastic.co/u/sAs59)\ **Replies:** 10\ **Last updated:** [March 22, 2014, 6:02pm UTC](https://discuss.elastic.co/t/searching-pdf-files-by-content-with-mongodb-river/16400 "2014-03-22T18:02:23Z")
Hi, I am first at elasticsearch and I want to search pdf files by content, but the resulting can't read properly the content of pdf file. It looks as following: http://localhost:9200/mongoindex/\_search?pretty=tr… --- ## [Elasticsearch, Kibana does not work](https://discuss.elastic.co/t/elasticsearch-kibana-does-not-work/323472)
**Author:** [@Mursel](https://discuss.elastic.co/u/Mursel)\ **Replies:** 16\ **Last updated:** [January 27, 2023, 6:45am UTC](https://discuss.elastic.co/t/elasticsearch-kibana-does-not-work/323472 "2023-01-27T06:45:39Z")
I have an issue with Elasticsearch. After restarting ubuntu, Kibana does not show any logs. --- ## [Machine Learning - Import LOG file](https://discuss.elastic.co/t/machine-learning-import-log-file/262466)
**Author:** [@mariannoem-eltras](https://discuss.elastic.co/u/mariannoem-eltras)\ **Replies:** 11\ **Last updated:** [February 3, 2021, 3:20pm UTC](https://discuss.elastic.co/t/machine-learning-import-log-file/262466 "2021-02-03T15:20:23Z")
Hi there, would anyone be able to help with Importing Log file into Kibana? I am trying to import \*.log file from server through kibana/app/home - Import log file. However, in process of analyzing I keep getting error… --- ## [NoNodeAvailableException](https://discuss.elastic.co/t/nonodeavailableexception/257081)
**Author:** [@andy4195](https://discuss.elastic.co/u/andy4195)\ **Replies:** 12\ **Last updated:** [December 2, 2020, 3:07pm UTC](https://discuss.elastic.co/t/nonodeavailableexception/257081 "2020-12-02T15:07:34Z")
Добрый день. Проблема следующая. Есть кластер, в котором три ноды и мастер. Есть три автомата которые настроены каждый на свою ноду. Переодически валится ошибка NoNodeAvailableException ... При этом сам кластер не сообща… --- ## [Memory problems / Circuit breaking exception with small data](https://discuss.elastic.co/t/memory-problems-circuit-breaking-exception-with-small-data/270091)
**Author:** [@Anabella\_Cristaldi](https://discuss.elastic.co/u/Anabella_Cristaldi)\ **Replies:** 9\ **Last updated:** [April 14, 2021, 8:57am UTC](https://discuss.elastic.co/t/memory-problems-circuit-breaking-exception-with-small-data/270091 "2021-04-14T08:57:04Z")
I am experiencing an odd situation. I have 3 node cluster (two data nodes, one master node) with the following resources node1 24GB RAM, 12CPU node2 16GB RAM, 8CPU master 8GB RAM, 4CPU I am ingesting firewall logs wit… --- ## [Is it fine if I use development mode kibana for my production environment?](https://discuss.elastic.co/t/is-it-fine-if-i-use-development-mode-kibana-for-my-production-environment/125431)
**Author:** [@Sunny\_Sachan](https://discuss.elastic.co/u/Sunny_Sachan)\ **Replies:** 10\ **Last updated:** [March 26, 2018, 9:03am UTC](https://discuss.elastic.co/t/is-it-fine-if-i-use-development-mode-kibana-for-my-production-environment/125431 "2018-03-26T09:03:35Z")
Hi all, It will be a lot more of your help if any one can tell me if it is absolutely fine to use development mode kibana in my production environment, what can be the drawbacks and consequences of using development ver… --- ## [Building a Cluster / Adding a node](https://discuss.elastic.co/t/building-a-cluster-adding-a-node/21836)
**Author:** [@Garrett\_Johnson](https://discuss.elastic.co/u/Garrett_Johnson)\ **Replies:** 10\ **Last updated:** [January 30, 2015, 7:02am UTC](https://discuss.elastic.co/t/building-a-cluster-adding-a-node/21836 "2015-01-30T07:02:57Z")
Is there a place where someone can point me to a simple set of instructions for adding a node to an Elastic Search cluster? I think I understand Sharding and Nodes and that's what the documents do is talk about th… --- ## [CISCO FTD Integration](https://discuss.elastic.co/t/cisco-ftd-integration/360496)
**Author:** [@checo2024](https://discuss.elastic.co/u/checo2024)\ **Replies:** 11\ **Last updated:** [July 4, 2024, 11:40am UTC](https://discuss.elastic.co/t/cisco-ftd-integration/360496 "2024-07-04T11:40:20Z")
Thank you fore reading my message. Situation: After installing Cisco FTD Integration with Fleet Manager, it seems that the Dataset is not created. Looking in Fleet -\> Data streams, searching for cisco\* and nothing is… [Previous page](https://discuss.elastic.co/top.md?page=208&per_page=50&period=all) [Next page](https://discuss.elastic.co/top.md?page=210&per_page=50&period=all)