Questions tagged [cache]

8 questions
6
votes
2 answers

if the bottle neck is the number of connections, is it better to scale redis by sharding or by replication?

Background last week we had a major outage, we identified the bottle neck to be redis number of connections: Our quick fix was to scale redis from cache.m4.4xlarge to chache.m4.10xlarge (vertical scaling) However this scaling is quite…
abbood
  • 473
  • 4
  • 13
4
votes
1 answer

Docker ADD always invalidates cache

I've got problem with my Dockerfile. After building an image it is pushed to repository as cache-image, so on next builds I can pull it and use with --cache-from. Problem is that build stops using cache after first ADD command. Step 20/30 : WORKDIR…
Blejwi
  • 151
  • 2
3
votes
3 answers

How to cache node_modules folder when using Jenkins Multibranch Pipeline

I'm using Jenkins Multibranch Pipeline to handle my CI/CD and I'd like to know if is there a way to cache my node_modules folder? Every time I push a branch, I execute yarn to install the dependencies. when is master branch, it took 1s to execute…
Pedro Arantes
  • 133
  • 1
  • 1
  • 5
2
votes
1 answer

For storing avatars in s3, which approach has the lowest cost?

On my site I have the ability for users to upload avatars (which they upload to s3). They can only have one avatar at the moment, so I currently just have the filename set to their user id. However, they may replace their avatars, which causes…
1
vote
1 answer

Can I persist a Yarn install through different stages in a GitLab pipeline?

I was thinking about a pipeline with the following steps: Install image dependencies (such as java, node, yarn and openssl) Install node packages needed for the build Install PMD Do a code Analysis Build Deploy Run tests on the server Clean up But…
1
vote
2 answers

Docker - which cache is used to build image

I have got my docker image called samplecontainer, during build I am not specifying --cache-from option. Is it possible to know which image is used during build as cache?
Blejwi
  • 151
  • 2
1
vote
1 answer

How to caching the docker images?

I try to improve the performance of my pipeline stages in gitlab cicd. The Gitlab is self hosted and the Runner runs as docker with docker executor. I recognized, that for both jobs in my stages (test, build) they begin with pulling the images from…
MaKaNu
  • 111
  • 1
  • 3
0
votes
1 answer

Looking for a good book explaining how things work in the industrial system test environment and production environment

Any advice on a good book explaining how things work in the industrial system test environment and production environment? It's my first time in this topic, so I would need a general overview. Key words: builds, web logic levels, machines, clusters,…
Tms91
  • 109
  • 2