Le 13/12/2020 à 01:09, Ralph Ronnquist via Dng a écrit : > On 13/12 00:40, Antony Stone wrote: >>> If it worked for you previously then, a) there would have been rules >>> for double renaming, >> Please point me at where I should find these. >> >> I only know that /etc/udev/rules.d/70-persistent-net.rules was the >> *only* file I needed to edit if I wanted to rearrange the naming of >> the interfaces under Jessie or earlier. > Well, the kernel modules makes the first naming, and assigns them as > eth0, eth1, eth2. That happens before udev starts. > > The kernel refuses any attempt to name an interface to, say, eth0 if > that name is taken. > > Those "facts" have been in effect since last millenium, so whatever > happened for you before would have happened within the eclipse of > those "facts". > >>> and b) any network management would have kicked >>> in late enough to let name fiddling happen before bringing up the >>> interfaces. As you know, one of the joys with parallel boot is the >>> random effects of things happening in parallel. >> I thought "parallel boot" was one of the evils that systemd was designed to >> bring in. In what way does Devuan do "parallel boot"? > afact 1) udev processes events (somewhat) in parallel, and 2) the > post-pivot boot runs init scripts in as much parallelism as is allowed > with respect to their declared dependencies. That latter thing is > something newish (10 years?) but current default. > Maybe Udev is parallelized, but the netlink is serialized by the kernel.
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