# Don't forget to check out a clean suitable branch and experiment with the
# stress invocation until the desired results present themselves. For example,
# using stress instead of stressrace and passing the '-p' stressflag which
# controls concurrency.
./scripts/gceworker.sh start && ./scripts/gceworker.sh mosh
cd ~/go/src/github.com/cockroachdb/cockroach && \
stdbuf -oL -eL \
make stressrace TESTS=schemachange/invertedindex PKG=roachtest TESTTIMEOUT=5m STRESSFLAGS='-maxtime 20m -timeout 10m' 2>&1 | tee /tmp/stress.log

The test failed on branch=master, cloud=gce:
	cluster.go:1516,inverted_index.go:66,cluster.go:1854,errgroup.go:57: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/bin/roachprod run teamcity-1308263-schemachange-invertedindex:5 -- ./workload run json --read-percent=0 --duration 20m0s {pgurl:1-4} --batch 1000 --sequential returned:
		stderr:
		
		stdout:
		  61.2    109.1    142.6    159.4    167.8 write
		   6m46s        0           49.4           61.2    117.4    176.2    335.5    335.5 write
		   6m47s        0           53.8           61.1    125.8    201.3    201.3    218.1 write
		   6m48s        0           51.8           61.1    121.6    176.2    192.9    226.5 write
		   6m49s        0           59.3           61.1    104.9    142.6    151.0    151.0 write
		   6m50s        0           52.2           61.1    113.2    167.8    218.1    218.1 write
		   6m51s        0           57.0           61.1    113.2    151.0    159.4    167.8 write
		   6m52s        0           59.0           61.1    113.2    151.0    151.0    151.0 write
		   6m53s        0           60.0           61.1    100.7    151.0    159.4    176.2 write
		   6m54s        0           51.0           61.1    125.8    184.5    234.9    243.3 write
		Error: pq: result is ambiguous (removing replica)
		Error:  ssh verbose log retained in /root/.roachprod/debug/ssh_104.196.203.131_2019-05-25T15:06:20Z: exit status 1
		: exit status 1
	cluster.go:1875,inverted_index.go:80,inverted_index.go:31,test.go:1251: Goexit() was called