[LTP] [PATCH 1/1] if-mtu-change.sh: Lower CHANGE_INTERVAL to 1

[Petr Vorel]

Hi Alexey,

> Hi Petr,

> Do you mean "sleep $NS_DURATION" in mcast-pktfld02.sh is not needed
Yes: sleep $NS_DURATION in mcast-pktfld02.sh and other mcast*.sh tests in:
https://patchwork.ozlabs.org/project/ltp/patch/20201125053459.3314021-2-lkml@jv-coder.de/
https://patchwork.ozlabs.org/project/ltp/patch/20201125053459.3314021-1-lkml@jv-coder.de/

> or something else?

Kind regards,
Petr