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Code Issues Releases Wiki Activity

Docker compose deploys use the correct passenger workers

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This commit is contained in:
Jacob Cody Wimer
2022-02-03 21:33:24 +00:00
parent 9fec6c079f
commit ae70128479
4 changed files with 12 additions and 2 deletions
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6
deploy/deploy-test.sh
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@@ -1,5 +1,11 @@
#!/bin/bash
project_dir="$(dirname $( dirname $(readlink -f ${BASH_SOURCE[0]})))"
RAM_KB=$(grep MemTotal /proc/meminfo | awk '{print $2}')
RAM_MB=$(expr $RAM_KB / 1024)
RAM_GB=$(expr $RAM_MB / 1024)
RAM_WITHOUT_OTHER_SERVICES=$(expr $RAM_MB - 1024) # other services use ~1024MB of RAM
PASSENGER_POOL_FACTOR=$(expr $RAM_WITHOUT_OTHER_SERVICES / 256) # 2 pool workers use ~256MB of RAM
PASSENGER_POOL_SIZE=$(expr $PASSENGER_POOL_FACTOR * 2)
#docker build -t wrestlingdev:test -f ${project_dir}/deploy/rails-prod-Dockerfile ${project_dir}
docker-compose -f ${project_dir}/deploy/docker-compose-test.yml kill

2
deploy/docker-compose-test.yml
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@@ -28,6 +28,7 @@ services:
- WRESTLINGDEV_INFLUXDB_DATABASE=wrestlingdev
- WRESTLINGDEV_INFLUXDB_HOST=influxdb
- WRESTLINGDEV_INFLUXDB_PORT=8086
- PASSENGER_POOL_SIZE=${PASSENGER_POOL_SIZE}
networks:
database:
caching:
@@ -67,6 +68,7 @@ services:
- WRESTLINGDEV_INFLUXDB_DATABASE=wrestlingdev
- WRESTLINGDEV_INFLUXDB_HOST=influxdb
- WRESTLINGDEV_INFLUXDB_PORT=8086
- PASSENGER_POOL_SIZE=${PASSENGER_POOL_SIZE}
networks:
database:
caching:

4
deploy/kubernetes/manifests/wrestlingdev.yaml
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@@ -34,12 +34,14 @@ spec:
image: jcwimer/wrestlingdev:prod
imagePullPolicy: Always
command: ["bundle"]
args: ["exec", "passenger", "start", "-p", "80", "--max-pool-size", "3","--environment", "production"]
args: ["exec", "passenger", "start", "-p", "80", "--max-pool-size", "2","--environment", "production"]
ports:
- containerPort: 80
env:
- name: RAILS_ENV
value: production
- name: PASSENGER_POOL_SIZE
value: "2"
- name: WRESTLINGDEV_DB_NAME
value: wrestlingdev
- name: WRESTLINGDEV_DB_USR

2
deploy/rails-prod-Dockerfile
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@@ -52,7 +52,7 @@ EXPOSE 443
# Tini solves the zombie PID problem
ENTRYPOINT ["/tini", "--"]
CMD bundle exec passenger start --max-pool-size 2 --min-instances 2 --environment production -p 80
CMD bundle exec passenger start --max-pool-size ${PASSENGER_POOL_SIZE} --min-instances ${PASSENGER_POOL_SIZE} --environment production -p 80
# Higher max pool uses more ram
# Followed recommendation from: https://blog.phusion.nl/2015/11/10/heroku-and-passenger-focus-on-the-app-performance/