SmoochyPit@beehaw.org to 196@lemmy.blahaj.zoneEnglish · 1 year agoLinux Rulesbeehaw.orgimagemessage-square42fedilinkarrow-up175arrow-down10
arrow-up175arrow-down1imageLinux Rulesbeehaw.orgSmoochyPit@beehaw.org to 196@lemmy.blahaj.zoneEnglish · 1 year agomessage-square42fedilink
minus-squareRescuer6394@feddit.nllinkfedilinkarrow-up3·1 year agoon a serious note, is possible to never reboot? like an high availability server that can’t never go down, how do they manage kernel updates? * yes i know that now there is kube and docker etc and you can update the container with zero downtime. but how they did it 10 years ago?
minus-squarezea@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up2·1 year agoKernel live patching, which basically rewires kernel functions at runtime, lets you update the kernel without rebooting. I don’t remember how old that is though.
minus-squarezea@lemmy.blahaj.zonelinkfedilinkEnglisharrow-up2·1 year agoThat’s still downtime, it just doesn’t reboot firmware
on a serious note, is possible to never reboot?
like an high availability server that can’t never go down, how do they manage kernel updates? *
Kernel live patching, which basically rewires kernel functions at runtime, lets you update the kernel without rebooting. I don’t remember how old that is though.
there’s also kexec
That’s still downtime, it just doesn’t reboot firmware