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Questions tagged [sensu]

Sensu http://sensuapp.org is an open-source monitoring framework written in ruby that leverages message queues and nagios-compatible plugins for more distributed, high-performance, low-impact infrastructure monitoring.

Sensu is able to monitor the following:

  • Servers
  • Containers
  • Services
  • Applications
  • Network devices
  • Remote resources
32 questions
7
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2 answers

Sensu only handling every 180 occurrences

I have the latest sensu-core installed and I've installed the sensu-plugin gem using the omnibus package. Sensu is up and running no problem, but I'm running into major issues with handlers. I've setup both the standard ruby mailer.rb from the…
nulltek
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6
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7 answers

sensu delete a check from clients

I created a test check and now I want it deleted. It doesn't seem to go away from the clients. I'm using uchima as a frontend and the check is no longer listed in /checks But if I view a client it still has the check. The only way I found to delete…
Mike
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6
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1 answer

Uchiwa throwing "Error with Sensu API Sensu"

I've got Uchiwa on-screen but it is flashing the error I mentioned. Tailing the sensu-api log doesn't reveal much: {"timestamp":"2014-10-15T04:02:44.553226-0500","level":"warn","message":"loading config…
iletras
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5
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2 answers

In sensu, how to configure log level?

I've just installed sensu (with the debian "omnibus" package) and I couldn't find any way to change the log level. Is there any way to do it in both client and server?
Jaime Soriano
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4
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3 answers

Why is Uchiwa not able to monitor the datacenter on CentOS7?

This post combined with Install Sensu using YUM was used in order to install, configure and start Sensu and related services: sudo yum install -y erlang && \ sudo rpm -Uvh…
030
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4
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2 answers

is Sensu a replacement for both CollectD and Nagios?

Trying to get my facts straight here. Is Sensu (pretty new kid on the block) meant to be a replacement for both the following?: Nagios (monitoring & alerting) collectD (feeding info to Nagios in this setup)
Gbrits
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3
votes
2 answers

Sensu API not responding. Uchiwa: Connection error. Is the Sensu API running? Redis Issue

I have been setting up sensu on CentOS7.2 for the first time following the official docs over and over however I have not been able to get it to work: I cannot seem to connect to the API. Uchiwa gives the error: ALERT Datacenter site1…
ZZ9
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3
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1 answer

Windows Sensu client - occasional "Access is denied" errors when running batch files

We have the Windows Sensu client running on several 2008 R2 systems. One of our checks calls a batch file to gather some info and report back. We are sporadically receiving "Unknown: Unexpected error: Access is denied (5)" messages for these checks…
Dan
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3
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1 answer

Why is the remote Sensu Client not visible in Uchiwa?

I have setup sensu on a Centos 6.5 box and installed/configured the client on the sensu box so it monitors itself like so /etc/sensu/conf.d/client.json { "client": { "name": "sensu", "address": "10.100.1.200", "subscriptions": [ …
nulltek
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3
votes
1 answer

Default user and password in uchiwa with sensu

I'm trying to deploy sensu-server in my local ubuntu with uchiwa dashboard. When I end all config and start uchiwa, I try to access from other computer in my local net, with local ip and 3000 port. Uchiwa ask me user and password combination that Im…
Juan Garcia
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3
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1 answer

Sensu/Uchiwa - No 'checks' listed

I've configured Sensu and Uchiwa using Puppet. I have clients reporting in, and raising events when checks fail. I have checks in my server's /etc/sensu/conf.d/checks/ folder, created by Puppet, for things like ping checks etc. Example: { …
shearn89
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3
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1 answer

Sensu not notifying when RabbitMQ is down

I have set up Sensu with the API and Server running on one instance, and RabbitMQ running on a separate instance. This is working quite well for us; however, if the server or api loose connectivity to RabbitMQ, the Sensu Server is not sending any…
Brian
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3
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1 answer

Puppet Class Dependencies within Modules

Currently, I am writing a puppet module for managing my sensu configuration. Have split the whole thing into several classes and put them into their respective files in the sensu "manifests" directory: sensu::common …
Tobias
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2
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2 answers

How to add command retry to sensu checks?

I have the following sensu check defined in puppet sensu::check { 'check_kubernetes_kubelet': interval => 60, timeout => 30, command => 'check_http -H :::name::: -p 10248 -u /healthz -e "200 OK"', subscribers =>…
Hakan Baba
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1
vote
1 answer

Grsecurity: grant user permission to see all processes (Debian Jessie)

When Debian Jessie is compiled with grsecurity, a simple user can't see all processes. Therefore tasks carried out by Sensu client (monitoring and telemetry solution) can't see if another processes (like Apache) exists. Is there a way to grant the…
Dani
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