Questions tagged [elk]

a.k.a. Elasticsearch, Logstash, Kibana ; refer to elastic.co

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Issue with starting kubernetes elasticsearch pods due to access denied in elasticsearch.keystore

I already have a EFK stack on a kubernetes cluster in AWS EKS and I intend to add s3 logging functionality for the elasticsearch pods in es-statefulset. For this, I have created a custom elasticseach ...
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29 views

Rsyslog only forwarding some log files to logstash

I have a client machine which forwards its log files to a central rsyslog server. I can see the logs on the central syslog server here: root@server:/var/log# ls -al /var/log/client/ total 1952 drwxr-...
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14 views

ELK: Monitoring suspicious user activity

I want to set up a solution for detecting suspicious activities by logged in users in a SPA application, running on AWS. The goal is to detect if a particular user (identified by a API token) is ...
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74 views

Failed to satisfy all dependencies (broken cache)

fatal: [ip]: FAILED! => {"changed": false, "msg": "Failed to satisfy all dependencies (broken cache)"} I am trying enter image description hereto run ansible script ...
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21 views

Elk stack metricbeats for pc

We have small company with 20 computers and would like to monitor their performance, disk space etc. I successfully added metricbeats to one for testing purpose but is it the right tool for monitoring ...
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1answer
172 views

filebeat log status 30 every sec

I'm learning to use ELK and have a debian PC that runs as a test client. every 30 sec it logs a message : 021-01-18T08:29:59.656-0500#011INFO#011[monitoring]#011log/log.go:145#011Non-zero metrics in ...
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1answer
42 views

How to display the logs of a VM on ELK stack which is running on another VM?

-ELK is running on localhost & successfully getting logs. -Both VM's are on same server. -OS on both VM'S is Ubuntu 18-04 LTS.
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51 views

I used elk+redis+filebeat to build the logging platform, and now after redis is replaced by codis, logstash reports???

I used elk+redis+filebeat to build the logging platform, and now after redis is replaced by codis, logstash reports: # [2020-06-18T11:20:54,146][WARN ][logstash.inputs.redis] Redis connection problem {...
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1answer
523 views

Ship Logs from application server to ELK server with beats

I am building log analyzer for production environment. My scenario is, i need to setupelasticsearch,Logstash and kibana on one centos7 server which is going to use ELK server another one is apache ...
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1answer
217 views

Export Google Cloud SQL slow logs to ELK stack

I stumbled upon an issue and decided to ask for advice and eventually find someone with the same business need (and problem). Summary - we’ve recently migrated the SQL service of one of our clients ...
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1answer
891 views

Can't access Kibana remotely - Can curl successfully on machine

I've installed Kibana on rhel and am I'm trying to access remotely on http://server-url:5601. I've installed elasticsearch and am able to access that remotely on http://server-url:9200 I've added ...
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11 views

Adding context paths to ELK log analytics?

I'm looking to install the ELK stack on my application server by following the instructions here: I can see you can then access the various ELK services on localhost via certain ports. Is there a way ...
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833 views

ELK - Logstash not picking up syslog events

I'm setting up a ELK cluster using Centos 8 and version 7.4 of Elasticsearch, Logstash and Kibana. My issue is with Logstash not picking up the events coming through syslog. Configuring Logstash to ...
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219 views

Logstash to aggregate logs into ElasticSearch

I am trying to aggregate linux logs using rsyslog into Logstash/ElasticSearch running in EKS. filebeat is already running in EKS to aggregate Kubernetes container logs. I have configured rsyslog ...
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1answer
503 views

logstash not able to upload data to elasticsearch even the pipeline started

I am using elasticsearch 7.1.1 and logstash 7.1.1. I am trying to upload a log file to elastic search using grok filter. Pipeline is getting started, but data is not getting uploaded. Here is my ...
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1answer
58 views

Using Elasticsearch or Logstash output?

I have been going through a few tutorials on using beats to send data to elasticsearch. I noticed that some tutorials prefer to use logstash as the output which then outputs to elasticsearch. Some ...
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1answer
160 views

Parsing or Reformatting Logs before feeding them to Splunk or Elastic Search

I have very complex log messages, that I want to reduce to the most important fields in order to save quota. The log messages are multiline and there is a lot of redundant information in them. A ...
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2answers
1k views

Line breaks in PHP's stack trace in nginx error logs disturbing logstash analysis

I am using nginx with PHP-FPM and ELK as log file analysis. When a PHP script causes an error the interpreter the error will be send back to nginx and nginx puts the error into the error.log file. ...
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1answer
2k views

rsyslog 8.24 and multiple omfwd

I want to forward *.* to remote host via TCP/IP. Also, I have local0 facility where messages are plain JSON messages and they has to be forwarded to same host, but other port (and uses same ...
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3k views

Parsing JSON event in Logstash

I have log in following format, it is a plain json with nested fields. { "level": "info", "message": { "req": { "headers": { "host": "localhost:8080", ...
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1answer
140 views

logstash charset error (gelf)

I had some trouble with Logstash and Nginx (all running on Docker). On my docker-compose file i was trying to enable logging from Nginx container to Logstash: nginx: container_name: nginx image: ...
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1answer
10k views

Filebeat can't connect to logstash on another server

Filebeat (11.11.11.11) can't connect to logstash (22.22.22.22) on another server (connection reset by peer). But filebeat services from other servers can do it. Also I can connect from this server(11....
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1answer
2k views

Retrieve pfSense/freeBSD logs with elk

I am attempting to centralize logs from different systems. I installed the Elastick Stack (Elasticsearch, Logstash, Kibana) and WAZUH OSSEC on one server (named elk). I have installed the OSSEC ...
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1answer
44 views

Import Elasticsearch 2.X data to 6.X?

I've got some data/logs from Elasticsearch 2.4 & I've got a new Elasticsearch 6.X running. What's the best/correct way to import data from 2.X to 6.x? Thanks!
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798 views

filebeat makes a lot of I/O

We have filebeat on few servers that is writeing to elasticsearch. We can see that it is doing a lot of writes: PID PRIO USER DISK READ DISK WRITE SWAPIN IO> COMMAND 353 be/3 ...
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1answer
185 views

ELK logstash and core grok patterns

I'm evaluating the ELK stack with filebeat & logstash across a diverse range of applications/ servers. I understand the power of customising my own grok patterns for each application/log, but to ...
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1answer
987 views

Info sent from Logstash via elastic output not showing in Kibana, but file output works fine - what am I doing wrong?

I have an "ELK stack" configuration and, at first, was doing the standard 'filebeat' syslog feeding from logstash with the elasticsearch output plugin. It worked just fine. Now I have added a TCP ...
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1answer
13k views

Auto delete elasticsearch data older than 30 days

I have setup a ELK stack to collect logs at central server. It is working perfectly. But by default it is holding elasticsearch index/data permanently. We just want to maintain the data for 30Days. ...
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1answer
537 views

How to display filebeat logs as a single file in kibana?

I have used ELK for displaying my middleware logs in kibana. for that I am using multiline patterns which mentioned below, after those logs displaying seperatly like separate expandable. How to ...
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1answer
471 views

Logstash creating many tcp connections for single hosts

Logstash: 5.3.0 nxlog: nxlog-ce-2.9.1716 Checking nestat I have like 300 established connections even though I have only about 50 hosts. I have like 40 connections for some hosts when I the client's ...
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1answer
6k views

cannot validate certificate - doesn't contain any IP SAN

I am currently in the process of installing ELK ( ElastricSearch, LogStash & Kibana) stack. My ELK server IP address is 172.29.225.32. Elastic Search config is :: # -----------------------------...
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2answers
2k views

Troubleshooting rsyslog integration with ELK stack

I'm trying to configure rsyslog to send logs to logstash on CentOS. So I was following the tutorial. However, after setting up, nothing happens. Everything started ok, not error occurred but no logs ...
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1answer
1k views

HAProxy in front of logstash broken pipe

I'm setting up ELK stacks with loadbalancing. Haproxy works fine for ES and Kibana but I'm having issues with Logstash. Here's the haproxy configuration: frontend logstash bind 0.0.0.0:5000 ...
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1answer
2k views

Graylog stream getting events, but is empty

I've started sending Palo Alto logs to Graylog, and a stream rule picks them out by matching "Palo Alto" in a "tags" field (which is how all my stream rules are; a front-end Logstash instance does the ...
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1answer
1k views

Externally visible Kubernetes Service on Azure

I am deploying an ELK stack on a Kubernetes(v1.4.5) cluster on Azure. This is the configuration that creates the Kibana Service and Deployment. # deployment.yml --- apiVersion: v1 kind: Namespace ...
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492 views

Logstash syslog filter not applying to logs?

I'm looking through some syslog logs files in my ELK stack and noticed that all the syslog_severity fields are 'notice', when I can verify in the log files that they are not 'notice'. Seems like ...
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0answers
269 views

Logstash filter: syslog_pri always defaulting to notice?

I'm looking through some syslog logs files in my ELK stack and noticed that all the syslog_severity fields are 'notice', when I can verify in the log files that they are not 'notice'. Seems like ...
3
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1answer
757 views

Monitoring and alerting tools for small businesses in 2016 [closed]

This is a kind-of-recurring question, yet the closest one I could find was asked 7 years ago, which was pretty much a different time. I run a small business and we host multiple small-to-medium ...
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1answer
2k views

Trouble bringing in CloudWatch data to Logstash

Just getting started with a new ELK setup (never used it before, just trying to learn it). I have Logstash 2.2.4 running on ubuntu 14.04 LTS. After putting a yaml file down with my monitor user's ...
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1answer
483 views

Using ELK X-pack for general purpose alerts and alarms

The X-pack package from Elastic is fully integrated with Elasticsearch and Kibana to provide (among other things) an alarm reporting platform. I believe that the regular use case is to build that ...
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0answers
31 views

How does Docker Daemon handle large log output?

I have a number of server applications running in Docker. The output is configured to go to an elk stack. I've had a number of troubles with the elk stack and am considering going back to vanilla ...
1
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1answer
2k views

elastic's snapshot and restore module repository_exception

I'm using elk-docker and trying to follow Snapshot And Restore | Elasticsearch Reference [2.4] | Elastic and getting following error: # curl --request PUT --data '{ "type": "fs", "settings": {"...
8
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1answer
8k views

How to forward Docker container logs to ELK?

I would like to know what is the easiest way to forward my docker container logs to an ELK server, so far the solutions I have tried after having searched the internet didn't work at all. Basically ...
3
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1answer
11k views

elk stack error "unable to fetch mapping do you have indices matching the pattern"

i am trying to setup ELK stack with collectd on Ubuntu 16.04 LTS (so pretty much latest version of stack available) kibana is behind nginx proxy (followed this guide https://www.digitalocean.com/...
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1answer
298 views

Can I setup logstash with windows generated certs instead of openssl?

Going through this tutorial. They use openssl to generate certs to use with logstash ie this command: sudo openssl req -subj '/CN=ELK_server_fqdn/' -x509 -days 3650 -batch -nodes -newkey rsa:2048 -...
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2answers
447 views

ELK stack on AWS and web app on Digital Ocean, how and can I grab logs from the later?

I have a python website hosted on digital ocean and ELK stack - Elastic Search, Kibana, Logstash - on AWS. I'm trying to understand how to feed the logs files from my python web app on digital ocean ...
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2answers
740 views

Is is possible to pass logs to ELK stack via a ZeroMQ connection?

I have just started learning about the ELK stack. I know that Logstash can take input from several different sources via filebeat client and put that in ElasticSearch. Is it possible to pass log data ...
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2answers
1k views

rsyslog TLS on AIX

I am trying to forward logs with rsyslog (8.4.2) on AIX 7.1 and I need to encrypt with TLS. However it seems I need rsyslog-gnutls package. I can't seem to find this package anywhere for AIX. Best I ...
2
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0answers
297 views

Is there any way to get log events from crashlytics / fabric into ELK or a SaaS metrics platform like datadog?

If you use a stack like ELK or datadog for collecting server-side logs and events, how do you integrate mobile-side metrics? Is there any way to get these out of crashlytics directly, or does this log ...
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0answers
240 views

Visualize multiline ruby exceptions in kibana 4

I have setup the latest version of Kibana4 ElasticSearch stack. The logs are being pooled from remote app sources which are running on Ruby. I want to search for Multi Line exceptions created by ...