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fix: use jemalloc in production images to curb Sidekiq RSS growth #740

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Merged
b0ink merged 1 commit into from
Oct 27, 2026
Merged

fix: use jemalloc in production images to curb Sidekiq RSS growth #740

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7 changes: 6 additions & 1 deletion deployApi.Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@ RUN apt-get update \
ffmpeg \
ghostscript \
imagemagick \
libjemalloc2 \
libmagic-dev \
libmagickwand-dev \
libmariadb-dev \
Expand All @@ -29,7 +30,11 @@ RUN apt-get update \
docker-ce \
docker-ce-cli \
containerd.io \
&& apt-get clean
&& apt-get clean \
&& ln -s /usr/lib/$(uname -m)-linux-gnu/libjemalloc.so.2 /usr/local/lib/libjemalloc.so

# jemalloc stops glibc arena fragmentation from ratcheting up RSS in threaded Puma/Sidekiq
ENV LD_PRELOAD="/usr/local/lib/libjemalloc.so"

# Setup the folder where we will deploy the code
WORKDIR /doubtfire
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7 changes: 6 additions & 1 deletion deployAppSvr.Dockerfile
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Expand Up @@ -21,6 +21,7 @@ RUN apt-get update \
ffmpeg \
ghostscript qpdf \
imagemagick \
libjemalloc2 \
libmagic-dev \
libmagickwand-dev \
libmariadb-dev \
Expand All @@ -32,7 +33,11 @@ RUN apt-get update \
docker-ce \
docker-ce-cli \
containerd.io \
&& apt-get clean
&& apt-get clean \
&& ln -s /usr/lib/$(uname -m)-linux-gnu/libjemalloc.so.2 /usr/local/lib/libjemalloc.so

# jemalloc stops glibc arena fragmentation from ratcheting up RSS in threaded Puma/Sidekiq
ENV LD_PRELOAD="/usr/local/lib/libjemalloc.so"

# Setup the folder where we will deploy the code
WORKDIR /doubtfire
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