Questions tagged [performance]

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Performance of a docker container with dedicated CPU core change with other docker containers running processes

I have a docker image that exposes a rest service. I have a 4 core machine. I run 4 docker containers with my image by limiting one core per docker container by using --cpuset-cpus flag. e.g.: docker ...
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1answer
409 views

Kibana slow performance optimization

I have a Kibana page which takes about 7-10 seconds to load. Benchmarking same page shows ~1s to complete the request $ ab -n 10 "http://kibana/app/discover#/view/15a67850-6921-11ea-8308-...
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27 views

Docker Container CPU usage Monitoring

As per the documentation of docker. We can get CPU usage of docker container with docker stats command. The column CPU % will give the percentage of the host’s CPU the container is using. Let say I ...
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0answers
27 views

What is the best way to deploy a short living process when you have no machine?

I'm new to devops . I created a converter and want to deploy it . The converter converts a 3D model from a format to another and then you'll be able to visualize the outpout file on the platform and ...
1
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1answer
22 views

get value of default_statistics_target on postrgesql

I want to see the value of default_statistics_target on postgresql before running SET default_statistics_target=1000 Its most likely the default (100) but would like to see it. Where it can be ...
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2answers
29 views

Can a 5 US $ VPSE support VAD stack with 2 relatively-small CMSs?

I'm new to DevOps and quite troubled financially but I desire to put websites that I now host on a shared server environment (CetnOS 12.x.x) on some cloud like DigitalOcean or Lindoe (but without ...
1
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1answer
29 views

Is there an established metric to describe optimal/needed ressources for a specific computational task?

Let's say I have a piece of software which does a computational task that is pretty demanding to either CPU/GPU/RAM/Disk-IO or a combination of those. Then it would be optimal if one has some metric ...
2
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2answers
59 views

Identifying a benchmark to compare overall performance of VM virtualization vs hardware

Which performance index is most suitable to find out real performance of your VM limited by sharing and quotas? For example, if you have a physical server with 4 cores and 16 GB RAM, its performance ...
3
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1answer
524 views

What is a good storage for storing performance results and visualizing in grafana

Intro I am a tester and need to analyze the results of automated tests (response times and etc.) Current situation 1) I run performance tests using locust.io 2) During test execution, response ...
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0answers
40 views

How can we monitor internal or external webservices? [closed]

We have Web Performance monitoring third party Tool. We are using New Relic. However, we are not able to monitor either Internal or External Web services. In an assumption, if the web service goes ...
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1answer
38 views

Docker image delivery lead time SLA

What is the best practice either reference value in terms of an SLA spec to expect the infrastructure to: deliver a Docker image say for 100MB and 1GB size as reference? unpack the above? instantiate ...
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1answer
1k views

Docker and shared memory optimization?

Imagine you would run a bunch of services say based on the same Tomcat image. Would Docker optimize memory usage for identical memory segments and reuse these patterns?
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3answers
413 views

Should performance tests be run using a CI and how often?

There are tools that test the performance of applications, like gatling. It is possible to run such a test once in a while, but in practice is is not run periodically. We were discussing how to run it ...
2
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1answer
36 views

Scheduling collisions possible in IaC - Infrastructure as Code - solutions vs. software defined data center?

To clarify the terms first, Infrastructure as Code (IaC) can be delivered with upcoming technologies like Docker Swarm, Kubernetes, OpenShift, OpenStack and possiby some others run on bare metal. - ...
6
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1answer
675 views

Re-using Python virtual environment vs Re-building it

Currently, we build our application on a build server where we create a virtual environment using virtualenv command, install all the Python dependencies into it, then "patch" it using the following ...
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1answer
940 views

Should I use multiple beats input in Logstash?

After some researches around the beats input plugin and specially this rewrite I wonder if I should use only one beat input or multiples to handle multiples entry types. I'll have events coming from ...
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4answers
9k views

How to performance test AWS Lambda functions?

AWS Lambda cost is dependent on the time a function runs, and to some extent on memory footprint. Having functions that finish faster, and take up less memory can save quite a lot of money. Especially ...