[GH-ISSUE #49] Question: can firejail restrict the amount of RAM a program is using? #27

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opened 2026-05-05 04:46:21 -06:00 by gitea-mirror · 2 comments

gitea-mirror commented

2026-05-05 04:46:21 -06:00

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Originally created by @pitchforks on GitHub (Aug 31, 2015).
Original GitHub issue: https://github.com/netblue30/firejail/issues/49

subj

Originally created by @pitchforks on GitHub (Aug 31, 2015). Original GitHub issue: https://github.com/netblue30/firejail/issues/49 subj

gitea-mirror

2026-05-05 04:46:21 -06:00

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gitea-mirror commented

2026-05-05 04:46:27 -06:00

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@netblue30 commented on GitHub (Aug 31, 2015):

You would need to set up a Linux control group (https://www.kernel.org/doc/Documentation/cgroups/cgroups.txt) and set a memory limit. Then, you pass the tasks file to firejail. Example, assuming your cgroup is in /sys/fs/cgroup/g1 you will run:

$ firejail --cgroup=/sys/fs/cgroup/g1/tasks

@netblue30 commented on GitHub (Aug 31, 2015): You would need to set up a Linux control group (https://www.kernel.org/doc/Documentation/cgroups/cgroups.txt) and set a memory limit. Then, you pass the tasks file to firejail. Example, assuming your cgroup is in /sys/fs/cgroup/g1 you will run: ``` $ firejail --cgroup=/sys/fs/cgroup/g1/tasks ```

gitea-mirror commented

2026-05-05 04:46:30 -06:00

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@pitchforks commented on GitHub (Sep 1, 2015):

Thanks.

Adding for reference: Linux control groups support, --cgroup option was added in version 0.9.20.

@pitchforks commented on GitHub (Sep 1, 2015): Thanks. Adding for reference: Linux control groups support, --cgroup option was added in version 0.9.20.

gitea-mirror referenced this issue

2026-05-05 10:02:49 -06:00

[PR #27] [MERGED] Fix typos in firejail and firejail-profile man #3512

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Reference: github-starred/firejail#27

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