[arm-allstar] RPi Zero 2 W wireless slow

Larry larry at thunderbolt.net
Thu Mar 3 12:32:12 EST 2022


I have just installed Hamvoip software on a Pi Zero 2 W. I have found 
that Zero 2 wifi has a lag when it is first starts communicating.

This lag apparently is causing a Congest error when trying to connect 
with other Hamvoip nodes.

I don't see this lag with any other full sized RPi3 units. Is anyone 
else seeing this lag?

The PI Zero 2 W card was set up on a RPi3 unit as I didn't have a mini 
HDMI adapter to connect a monitor.

Is there a difference in WIFI drivers that get installed on the 
different platforms?

Any advice ?


Difference in Ping times. Both wireless RPi  units sit 5 foot away from 
the wireless router and away from each other

WLAN TO A PI 3 unit
# /sbin/ping -S '192.168.10.1' -c '3' '192.168.10.218'
PING 192.168.10.218 (192.168.10.218) from 192.168.10.1: 56 data bytes
64 bytes from 192.168.10.218: icmp_seq=0 ttl=64 time=4.917 ms
64 bytes from 192.168.10.218: icmp_seq=1 ttl=64 time=4.772 ms
64 bytes from 192.168.10.218: icmp_seq=2 ttl=64 time=4.643 ms

WLAN TO PI ZERO 2 W
# /sbin/ping -S '192.168.10.1' -c '3' '192.168.10.102'
PING 192.168.10.102 (192.168.10.102) from 192.168.10.1: 56 data bytes
64 bytes from 192.168.10.102: icmp_seq=0 ttl=64 time=1684.044 ms
64 bytes from 192.168.10.102: icmp_seq=1 ttl=64 time=658.917 ms
64 bytes from 192.168.10.102: icmp_seq=2 ttl=64 time=4.585 ms

WLAN TO PI ZERO 2 W (2ND TRY)
# /sbin/ping -S '192.168.10.1' -c '3' '192.168.10.102'
PING 192.168.10.102 (192.168.10.102) from 192.168.10.1: 56 data bytes
64 bytes from 192.168.10.102: icmp_seq=0 ttl=64 time=1954.002 ms
64 bytes from 192.168.10.102: icmp_seq=1 ttl=64 time=940.463 ms
64 bytes from 192.168.10.102: icmp_seq=2 ttl=64 time=4.442 ms


Larry - N7FM



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