Questions tagged [healthcheck]
108 questions
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How to setup health check on multiple ports in new AWS Application LB?
Can someone help me setting up the multi-port health check on single AWS ALB.
My instances have been running with dockerized containers on different ports. ALB Scheme is internal LB.
Please help.
Harry
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ARR Web Farm Health Test sends hundreds of requests
I have an IIS ARR/Web Farm using the Health Test feature (healthcheck). The settings on the test are to check the given url every 30 seconds. It does check every 30 seconds, but it sends hundreds of requests during each check.
Has anyone seen this…
smaglio81
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1 answer
AWS ELB health check fails on LDAP authentication
I am running a Docker container through ECS. The container runs an Apache server hosting a simple web application. However, the server requires LDAP authentication to access the page.
I am using a Service configured with an ELB to manage the…
Matthew Herbst
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Unknown Amazon Route 53 health checks create too much traffic. How to stop them?
We have just deployed a new asp.net site on IIS server. Now we started receiving a lot of requests with a header
Amazon+Route+53+Health+Check+Service;+ref:
;+report+http://amzn.to/1vsZADi
We haven't setup any health checks and we are not using…
mai
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1 answer
AWS Elastic Load Balancer HTTP health check ping not reaching Rails application server
I have just inherited a Ruby + Rails application running on AWS Elastic Beanstalk, and it is currently using TCP for the Elastic Load Balancer health check. I wish to switch to HTTP, and actually hit my application.
To do this I creat an endpoint on…
lpil
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1 answer
HTTPS health monitoring on rackspace cloud load balancer
I was using rackspace cloud load balancer to switch between two of my nodes. It was basically a active-passive setup in which the switch would take place in case primary node fails the http health monitoring. Everthing was working fine till I was…
Ankit Khedekar
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How can I check Windows Server 2008 health status and use them with Python
I am working on a project for which I need to create a Python class which can determine underlying OS on which it is running and performs a sequence of checks if OS is found to be Windows Server 2003/2008.
Currently my check includes following…
avimehenwal
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Is there a way to tell keepalived to make a health check immediately?
We have a high-availability setup in which lvs distributes requests between a set of backend servers ('realservers' in LVS-speak). LVS is managed by keepalived. Each realserver exposes a health check resource over HTTP (basically, if you say GET…
Tom Anderson
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nagios check_crash || how to detect when a server has crashed and rebooted?
Thanks to the Intel TCO watchdog some servers i manage now reboot on a kernel or hardware crash and init scripts are now even 'rebootsafe'. Sadly this means that i no longer get a notification from nagios when a machine has crashed because the…
ZaphodB
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Backend health checking with Apache 2.2 (possible?)
We have a couple servers running Apache 2.2 and Weblogic instances at work. I am wondering if Apache with mod_proxy or mod_weblogic can do backend health checking with focus on response times? Can Apache 2.2 switch to another instance when response…
user55483
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0 answers
Most lightweight manner (healthcheck) without logging to see if a Linux/macOS system is up?
I've been setting up a HAproxy before two systems that both run postfix and dovecot. As I have it now, I have three public services (one for each port: 25, 587, 993) behind which there are three backends, that each consist of two servers (one…
gctwnl
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1 answer
Can't set up the GCP's external load balancer to work correctly with Terraform
Using Terraform, I want to build an infrastructure that consists of an external load balancer (LB) and a MIG with 3 VMs. Each VM within the MIG should run a server that listens on 80. Furthermore, I would like to set up health checks for the MIG.…
mångata
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Kuberhealthy deployment health check fails frequently saying cluster ClusterUnhealthy kuberhealthy
Steps to reproduce:
kuberhealthy runs a deployment check regularly
While the deployment seems to complete it fails to report the status on kuberhealthy service
$ k get events -nkuberhealthy | grep deployment | tail
12m Normal …
Nitin Naidu
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0 answers
AWS set ec2 instance as unhealthy if specific service is down
I have couple of instances part of ASG, these are worker ec2 instances not exposed to the public, there is a systemctl service initialized via user-data, sometimes initializing the service fails for a reason or another.
When such case happens I need…
Aladdin
- 101
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0 answers
Restarting PM2 when the latency of the API it's serving becomes high
I have an EC2 instance running which is housing a nodeJS/GraphQL based API application. The application is managed via PM2.
I want to have a setup/configuration which can continuously ping one endpoint (actual API) on the server to keep monitoring…
beNerd
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