Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [performance]

The tag has no usage guidance.

0
votes
0answers
12 views

Files coping between servers takes a long time

I have to improve performance of SQL Server database backups (*.bak) copy-paste operation. Customer has three servers ('TestServer_1', 'TestServer_2') that has to be updated on demand with lastest ...
1
vote
2answers
26 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 ...
2
votes
1answer
26 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
votes
2answers
33 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 ...
0
votes
0answers
18 views

How to properly assess the behavior of a site in n requests from n users?

I have been assigned with a task that comes out of habitual work and I need your advice. The task consists of: A website x that has been very slow, especially in a view that has the particular case ...
2
votes
1answer
69 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 ...
0
votes
0answers
21 views

How can we monitor internal or external webservices?

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 ...
0
votes
1answer
21 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 ...
1
vote
1answer
795 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?
6
votes
3answers
221 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
votes
1answer
27 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
votes
1answer
222 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 ...
9
votes
1answer
609 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 ...
14
votes
4answers
4k 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 ...