On Friday 08 June 2018 16:18:36 Reco wrote: > Hi. > > On Fri, Jun 08, 2018 at 02:05:45PM -0400, Gene Heskett wrote: > > On Friday 08 June 2018 10:44:32 Dejan Jocic wrote: > > > On 08-06-18, stuv wrote: > > > > Hi everyone, > > > > > > > > I'm using a debian derivate of linux and i'm searching for a way > > > > to make permanent changes to the kernel boot parameters without > > > > GRUB or any other boot loader, i want to disable ipv6 > > > > permanently, when i do it over /init.d/modprobe.d the changes > > > > only last until the next reboot. > > > > > > > > best regards. > > > > > > man sysctl > > > man sysctl.conf > > > man sysctl.d > > > > > > and then read files /etc/sysctl.conf and files under > > > /etc/sysctl.d/. Those should give you enough examples. For your > > > example, line you need to add to some of those files, or even > > > better new file under sysctl.d with descriptive name for what will > > > be done in it: > > > > > > net.ipv6.conf.all.disable_ipv6 = 1 > > > > This is informative, and I'll use it because my 12 machine home > > network is all ipv4, but its for only one option. Doing "sysctl > > -a|wc -l" gets me 829 such options to set. So where can I find the > > real, complete, list of options AND the effect of changing each one? > > procfs(5) contains abridged list of these kernel tunables. "ip > netconf" will decypher you some more, mostly network related. > > The documentation for you current kernel is the ultimate source of > such knowledge. For stock Debian kernels it resides in linux-doc* > packages. > > But, on that rare occasion that the option isn't there - there are > kernel sources. Your kernel won't use the tunable anyway unless it's > in the source ;) > > Reco
Thanks Reco, I'll run that stuff down tomorrow and get it installed if I can. This is an ayufan build for arm64. If that means anything. -- Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene>
