How to make /proc/sys/kernel/sysrq stay at 1 forever?

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HyperBear
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How to make /proc/sys/kernel/sysrq stay at 1 forever?

Post by HyperBear »

It goes back to 176 at each reboot. I know, it is to protect inexperienced users, but for those who are already familiar with sysrq, this is annoying, especially because it disables sysrq-F which can be used to taskkill memory-eating tasks.

In Linux Mint 18, it always remained at 1 after running:

Code: Select all

printf 1 | sudo tee /proc/sys/kernel/sysrq
Is there any way to make it stay at 1 on more recent Linux versions?
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Koentje
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Re: How to make /proc/sys/kernel/sysrq stay at 1 forever?

Post by Koentje »

You could make an autostarter that executes that line everytime you login.
t42
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Re: How to make /proc/sys/kernel/sysrq stay at 1 forever?

Post by t42 »

change kernel.sysrq line in /etc/sysctl.conf to kernel.sysrq=1 and reboot.
-=t42=-
HyperBear
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It worked!

Post by HyperBear »

t42 wrote: Sat Dec 23, 2023 11:52 am change kernel.sysrq line in /etc/sysctl.conf to kernel.sysrq=1 and reboot.
It worked! Kind thanks, t42.
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