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- #!/bin/bash
- # More than 500 container seems to result in a lot of sporadic failures, probably due to Linux kernel scaling issues with virtual network ports
- # 250 with a 16GB RAM VM like Amazon m4.xlarge seems good
- NUM_CONTAINERS=250
- CONTAINER_IMAGE=zerotier/http-test
- export PATH=/bin:/usr/bin:/usr/local/bin:/usr/sbin:/sbin
- pssh -h big-test-hosts -i -OUserKnownHostsFile=/dev/null -OStrictHostKeyChecking=no -t 600 -p 256 "for ((n=0;n<$NUM_CONTAINERS;n++)); do sudo docker run --device=/dev/net/tun --privileged -d $CONTAINER_IMAGE; sleep 0.1; done"
- exit 0
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