[arm-allstar] RPi Zero 2 W wireless slow

Teton Amateur Radio Repeater Association tarra at wyocat.com
Thu Mar 3 14:12:04 EST 2022


I don't know what you are pinging  but you are pinging something 
different between the 3 & the zero. Either way, those are very long ping 
times. What happens if you ping google.com for each?

Mick - W7CAT

----- Original Message -----
From: "\"Larry via ARM-allstar\""
To: ARM Allstar
Sent: Thursday, March 03, 2022 10:32:12 AM
Subject: [arm-allstar] RPi Zero 2 W wireless slow

 > 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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 >
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 >
 > Visit the BBB and RPi2/3/4 web page - http://tefyu.smtpclick.com/tracking/qaR9ZGLkZQp0ZGLkZmxmBQL3BGtjBPM5qzS4qaR9ZQbkIN
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