On Thu, 13 Nov 2025 12:54:39 +0100 Andrej Shadura <[email protected]> wrote: > Hello, > > On Mon, 8 Sep 2025 15:29:24 +0200 Paride Legovini <[email protected]> wrote: > > On 2025-09-08 14.34, Marco d'Itri wrote: > > > irqbalance does not work at all because it is unable to modify procfs: > > > > > > Sep 08 12:27:15 fw-17b irqbalance[624]: Cannot change IRQ 156 affinity: > > > Read-only file system > > > Sep 08 12:27:15 fw-17b irqbalance[624]: IRQ 156 affinity is now unmanaged > > > > > > Upstream bug: https://github.com/Irqbalance/irqbalance/issues/308 . > > > > > > I can confirm that setting ProtectKernelTunables=no fixes it. > > > > > > This needs a stable update. > > > > Thanks for reporting this bug and confirming that the fix works. > > I'll try to prepare a stable update soon. > > Is it enough though? I’m still getting these with the latest version: > > Cannot change IRQ 174 affinity: Permission denied > IRQ 174 affinity is now unmanaged > Cannot change IRQ 164 affinity: Permission denied > IRQ 164 affinity is now unmanaged > Cannot change IRQ 182 affinity: Permission denied > IRQ 182 affinity is now unmanaged > Cannot change IRQ 172 affinity: Permission denied > IRQ 172 affinity is now unmanaged Hi Andrej, looks like this may be a (separate) kernel issue, see
https://github.com/Irqbalance/irqbalance/issues/336 https://github.com/Irqbalance/irqbalance/issues/349 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1114676 -- Paride
