[ruby/puma] Set MIN_THREADS as well for Puma (#10513)

Setting the MIN_THREADS makes the benchmarks more deterministic when
testing single tests that might not activate all threads.

Author: p8

frameworks/Ruby/grape/grape.dockerfile

@@ -15,6 +15,7 @@ RUN bundle config set with 'puma'
 RUN bundle install --jobs=8 --gemfile=/grape/Gemfile
 
 ENV WEB_CONCURRENCY=auto
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/rack-sequel/rack-sequel-postgres.dockerfile

@@ -17,6 +17,7 @@ RUN bundle install --jobs=4 --gemfile=/rack-sequel/Gemfile
 
 ENV DBTYPE=postgresql
 
+ENV MIN_THREADS=8
 ENV MAX_THREADS=8
 
 EXPOSE 8080

frameworks/Ruby/rack-sequel/rack-sequel.dockerfile

@@ -17,6 +17,7 @@ RUN bundle install --jobs=4 --gemfile=/rack-sequel/Gemfile
 
 ENV DBTYPE=mysql
 
+ENV MIN_THREADS=8
 ENV MAX_THREADS=8
 
 EXPOSE 8080

frameworks/Ruby/rack/rack-zjit.dockerfile

@@ -18,6 +18,7 @@ RUN bundle install --jobs=8
 
 COPY . .
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/rack/rack.dockerfile

@@ -18,6 +18,7 @@ RUN bundle install --jobs=8
 
 COPY . .
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/roda-sequel/roda-sequel-postgres.dockerfile

@@ -18,6 +18,7 @@ RUN bundle install --jobs=8
 ENV RACK_ENV=production
 ENV DBTYPE=postgresql
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/roda-sequel/roda-sequel.dockerfile

@@ -18,6 +18,7 @@ RUN bundle install --jobs=8
 ENV RACK_ENV=production
 ENV DBTYPE=mysql
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/sinatra-sequel/sinatra-sequel-postgres.dockerfile

@@ -16,6 +16,7 @@ RUN bundle install --jobs=4 --gemfile=/sinatra-sequel/Gemfile
 ENV APP_ENV=production
 ENV DBTYPE=postgresql
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/sinatra-sequel/sinatra-sequel.dockerfile

@@ -16,6 +16,7 @@ RUN bundle install --jobs=4 --gemfile=/sinatra-sequel/Gemfile
 ENV APP_ENV=production
 ENV DBTYPE=mysql
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080

frameworks/Ruby/sinatra/sinatra-postgres.dockerfile

@@ -16,6 +16,7 @@ RUN bundle install --jobs=4 --gemfile=/sinatra/Gemfile
 ENV APP_ENV=production
 ENV DBTYPE=postgresql
 
+ENV MIN_THREADS=5
 ENV MAX_THREADS=5
 
 EXPOSE 8080