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Nov 10

We gave our notification executor fifty threads and it sent everything on one

#sergeyshinder #java #spring #sre

2 min read

Nov 10

We moved our Redis chart to Argo CD and every new render gave it a new password

#sergeyshinder #helm #argocd #kubernetes

2 min read

Nov 10

Our request graph showed thousands of calls a second because gunicorn had four counters

#sergeyshinder #prometheus #python #observability

2 min read

Nov 10

Our two person rule for production deploys let people approve their own runs

#sergeyshinder #cicd #githubactions #security

2 min read

Nov 10

Our carrier rotated our API secret and the longer one broke our header in two

#sergeyshinder #integration #bash #http

2 min read

Nov 10

We scaled our pricing service to twelve pods and the first four kept every request

#sergeyshinder #kubernetes #grpc #loadbalancing

2 min read

Nov 10

We moved our reporting servers to Leeds and Ansible gave them the Leeds memory setting

#sergeyshinder #ansible #iac #configuration

2 min read

Nov 9

Our uptime check stayed green for forty minutes because CloudFront was answering it

#sergeyshinder #monitoring #aws #observability

2 min read

Nov 9

One slow report kept marking our web servers down for ten seconds at a time

#sergeyshinder #sre #nginx #reliability

2 min read

Nov 9

Our largest partner's access token outgrew a header buffer and every call came back 400

#sergeyshinder #integration #api #nginx

2 min read

Nov 9

Ansible wrote yesterday's server addresses into our load balancer from its fact cache

#sergeyshinder #ansible #iac #haproxy

2 min read

Nov 9

We renamed a container port and our Service quietly dropped every new pod

#sergeyshinder #kubernetes #containers #devops

2 min read

Nov 9

Our nightly patch build reused one cached apt-get upgrade for seven months

#sergeyshinder #cicd #docker #security

2 min read

Nov 9

We fixed our label client in 0.0.15 and npm update kept every service on 0.0.14

#sergeyshinder #npm #semver #release

2 min read

Nov 6

We gave our servers IPv6 addresses and every call to two of our carriers waited three seconds first

#sergeyshinder #sre #networking #python

2 min read

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