roachtest: follower-reads/survival=zone/locality=global/reads=strong failed #70818
Description
roachtest.follower-reads/survival=zone/locality=global/reads=strong failed with artifacts on master @ 80844e44f4f9d0e565c6e810bd4c782be61899bf:
The test failed on branch=master, cloud=gce:
test artifacts and logs in: /home/agent/work/.go/src/github.com/cockroachdb/cockroach/artifacts/follower-reads/survival=zone/locality=global/reads=strong/run_1
follower_reads.go:657,follower_reads.go:319,follower_reads.go:57,test_runner.go:777: too many intervals with more than 2 nodes with low follower read ratios: 6 intervals > 4 threshold. Bad intervals:
interval 09:47:00-09:47:10: n1 ratio: 0.998 n2 ratio: 0.495 n3 ratio: 0.657 n4 ratio: 0.000 n5 ratio: 2.711 n6 ratio: 0.993
interval 09:47:50-09:48:00: n1 ratio: 0.000 n2 ratio: 1.000 n3 ratio: 0.758 n4 ratio: 0.000 n5 ratio: 2.704 n6 ratio: 1.003
interval 09:48:00-09:48:10: n1 ratio: 0.837 n2 ratio: 1.000 n3 ratio: 0.000 n4 ratio: 0.000 n5 ratio: 2.727 n6 ratio: 0.993
interval 09:48:10-09:48:20: n1 ratio: 0.770 n2 ratio: 1.000 n3 ratio: 0.628 n4 ratio: 0.000 n5 ratio: 2.750 n6 ratio: 0.996
interval 09:48:40-09:48:50: n1 ratio: 0.184 n2 ratio: 1.000 n3 ratio: 0.417 n4 ratio: 0.000 n5 ratio: 2.750 n6 ratio: 1.000
interval 09:49:30-09:49:40: n1 ratio: 0.443 n2 ratio: 1.000 n3 ratio: 0.156 n4 ratio: 0.000 n5 ratio: 2.727 n6 ratio: 1.000
Same failure on other branches
- roachtest: follower-reads/survival=zone/locality=global/reads=strong failed #70352 roachtest: follower-reads/survival=zone/locality=global/reads=strong failed [C-test-failure O-roachtest O-robot branch-release-21.2]