**Author:** [@NAR](https://erlangforums.com/u/NAR)\
**Replies:** 2\
**Last updated:** [February 25, 2026, 12:37pm UTC](https://erlangforums.com/t/how-to-create-a-release-with-the-test-dependencies/5452 "2026-02-25T12:37:20Z")
Hello! The Erlang project I’m working on is using rebar3. There are a few dependencies like meck that are only in the test profile, because they are only supposed to be used during local testing, i.e. after rebar3 as te…
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## [Ocibuild - Build OCI compliant images from your releases](https://erlangforums.com/t/ocibuild-build-oci-compliant-images-from-your-releases/5330)
**Author:** [@rhblind](https://erlangforums.com/u/rhblind)\
**Replies:** 6\
**Last updated:** [January 10, 2026, 1:25pm UTC](https://erlangforums.com/t/ocibuild-build-oci-compliant-images-from-your-releases/5330 "2026-01-10T13:25:04Z")
Hello, I have been working on a rebar3 plugin/library for the last few days that allows you to build OCI compliant container images from Erlang and Elixir releases. At my company we’re using quite a few different langua…
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## [Unexpected stdout on releases](https://erlangforums.com/t/unexpected-stdout-on-releases/4488)
**Author:** [@mmin](https://erlangforums.com/u/mmin)\
**Replies:** 3\
**Last updated:** [February 14, 2025, 3:02am UTC](https://erlangforums.com/t/unexpected-stdout-on-releases/4488 "2025-02-14T03:02:47Z")
I have a release started via CI script: nohup \ foreground \> std\_out.txt 2\> std\_err.txt & My default logger is disabled and other loggers write to files. I redirected stdout just in case anything writes …
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## [how release\_handler handles new processes that are started during upgrade process?](https://erlangforums.com/t/how-release-handler-handles-new-processes-that-are-started-during-upgrade-process/3972)
**Author:** [@rogach](https://erlangforums.com/u/rogach)\
**Replies:** 1\
**Last updated:** [February 10, 2025, 2:06am UTC](https://erlangforums.com/t/how-release-handler-handles-new-processes-that-are-started-during-upgrade-process/3972 "2025-02-10T02:06:40Z")
Assume that we want to hot-reload a gen\_server module, with changes to the internal state. So the appup will contain this instruction: {update, ch3, {advanced, \[\]}} As I understand it, during hot code loading release h…
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## [Rebar3 release/upgrade problems: ERROR: release\_handler:install\_release failed: {enoent](https://erlangforums.com/t/rebar3-release-upgrade-problems-error-release-handler-install-release-failed-enoent/4214)
**Author:** [@KayEss](https://erlangforums.com/u/KayEss)\
**Replies:** 5\
**Last updated:** [November 28, 2024, 4:20am UTC](https://erlangforums.com/t/rebar3-release-upgrade-problems-error-release-handler-install-release-failed-enoent/4214 "2024-11-28T04:20:05Z")
I’m trying to work out how the upgrade process works in Erlang so that we can decide when/how we should be doing live updates on some of our deployments, but I run into problems using the generated release tarballs for u…
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## [Where exactly sys.config.src is parsed and OS env variables replacement takes place?](https://erlangforums.com/t/where-exactly-sys-config-src-is-parsed-and-os-env-variables-replacement-takes-place/3520)
**Author:** [@qoocku](https://erlangforums.com/u/qoocku)\
**Replies:** 1\
**Last updated:** [April 27, 2024, 12:59am UTC](https://erlangforums.com/t/where-exactly-sys-config-src-is-parsed-and-os-env-variables-replacement-takes-place/3520 "2024-04-27T00:59:06Z")
I mean: in which Erlang module, maybe ERTS C source file etc.? Where is it?
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## [Release with docker problem](https://erlangforums.com/t/release-with-docker-problem/3508)
**Author:** [@wangcw](https://erlangforums.com/u/wangcw)\
**Replies:** 4\
**Last updated:** [April 20, 2024, 11:37pm UTC](https://erlangforums.com/t/release-with-docker-problem/3508 "2024-04-20T23:37:26Z")
I packaged the image using GitHub and exited directly when starting it. There was no daemon, so I searched for many problems but couldn’t solve them. Docker reported an error specifically: /Opt/eadm/bin/eam: line 272:/o…
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## [Question about \`runtime\_dependencies\` in releases](https://erlangforums.com/t/question-about-runtime-dependencies-in-releases/3010)
**Author:** [@mmin](https://erlangforums.com/u/mmin)\
**Replies:** 12\
**Last updated:** [November 13, 2023, 9:07am UTC](https://erlangforums.com/t/question-about-runtime-dependencies-in-releases/3010 "2023-11-13T09:07:19Z")
I wonder what is the real meaning of runtime\_dependencies in application resource files. Documentation says it is “A list of application versions that the application depends on”. Thing about versions is all clear, but w…
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## [Erlang release app passing command line parameters](https://erlangforums.com/t/erlang-release-app-passing-command-line-parameters/1087)
**Author:** [@mdbergmann](https://erlangforums.com/u/mdbergmann)\
**Replies:** 2\
**Last updated:** [January 18, 2023, 8:27pm UTC](https://erlangforums.com/t/erlang-release-app-passing-command-line-parameters/1087 "2023-01-18T20:27:43Z")
Hello. I’ve searched now a bit for this in various places. Supposedly it should work with escript. My rebar3 project, when I tell it to create a ‘release’, it seems to create some scripts that allow to start the applic…
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## [The release does not see my config file defined in rebar.config](https://erlangforums.com/t/the-release-does-not-see-my-config-file-defined-in-rebar-config/1335)
**Author:** [@adrian\_bercovici](https://erlangforums.com/u/adrian_bercovici)\
**Replies:** 7\
**Last updated:** [April 29, 2022, 6:46pm UTC](https://erlangforums.com/t/the-release-does-not-see-my-config-file-defined-in-rebar-config/1335 "2022-04-29T18:46:20Z")
I am trying to pass a config file when i run my release but when i run my release the config file values are not there: I have tried in the rebar.config with both config and config\_src , but no matter what i do , the …
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## [Rebar3\_grisp 2.2.1 released!](https://erlangforums.com/t/rebar3-grisp-2-2-1-released/1143)
**Author:** [@eproxus](https://erlangforums.com/u/eproxus)\
**Replies:** 0\
**Last updated:** [March 1, 2022, 9:17am UTC](https://erlangforums.com/t/rebar3-grisp-2-2-1-released/1143 "2022-03-01T09:17:52Z")
:tada: rebar3\_grisp version 2.2.1 is released! Added Automatically pick the highest version when only the release name is specified during deployment (#64) rebar3 grisp package list can now list both OTP and toolchain…