START	iperf3_-6_-cfdd7:e83e:66bc:0346::36_-w2m_-t10_-R	2021-11-29T15:02:39Z

iperf3: error - the server is busy running a test. try again later

NOEXIT	iperf3_-6_-cfdd7:e83e:66bc:0346::36_-w2m_-t10_-R	Command 'iperf3 -6 -cfdd7:e83e:66bc:0346::36 -w2m -t10 -R' failed: 256