Bill Nottingham wrote:
Seewer Philippe (philippe.seewer@xxxxxx) said:
While testing in our production environment, I discovered
that the time between interface configuration and trying to mount the nfs
root is too short if the dhcp-server provides an mtu. Having to set a mtu
means that netroot
executes 'ip link down', set's the mtu and the does
'ip link up' again.
This results in the mount error "No route to host", because
the network equipment has not had enough time to "shake hands". The patch
below adds a sleep 1 after interface configuration, to give the equipment
enough time.
Depending on your switch configuration, the time for the switch to start
passing traffic again on link bounce couuld be anywhere from 0.1 seconds
to 20 seconds...
Quite correct. Up until now I've fared well with adding 1-5 second
sleeps to my stuff. But yes it could even take longer. Any ideas how to
solve this better?
Regards,
Philippe
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