roachtest: perturbation/full/addNode failed

[cockroach-teamcity]

roachtest.perturbation/full/addNode failed with artifacts on release-25.2.5-rc @ f08e98cff22855b4abdeba2ad7677a6e7b32e3ed:

(assertions.go:369).Fail: 
	Error Trace:	pkg/cmd/roachtest/tests/perturbation/framework.go:676
	            				pkg/cmd/roachtest/test_runner.go:1344
	            				src/runtime/asm_amd64.s:1700
	Error:      	Should be true
	Test:       	perturbation/full/addNode
	Messages:   	FAILURE: read           : Increase 5.7768 > 5.0000 BASE: 7.302111ms SCORE: 42.182772ms
(require.go:2014).True: FailNow called
test artifacts and logs in: /artifacts/perturbation/full/addNode/run_1

Parameters:

• acMode=defaultOption
• arch=amd64
• blockSize=4096
• cloud=gce
• coverageBuild=false
• cpu=16
• diskBandwidthLimit=0
• disks=2
• encrypted=false
• fillDuration=10m0s
• fs=ext4
• leaseType=epoch
• localSSD=true
• mem=standard
• numNodes=12
• numWorkloadNodes=1
• perturbationDuration=10m0s
• ratioOfMax=0.5
• runtimeAssertionsBuild=false
• seed=0
• splits=10000
• ssd=2
• validationDuration=5m0s
• vcpu=16

Help

See: roachtest README

See: How To Investigate (internal)

See: Grafana

Same failure on other branches

• roachtest: perturbation/full/addNode failed #145334 roachtest: perturbation/full/addNode failed [C-test-failure O-roachtest O-robot P-3 T-kv X-duplicate branch-release-25.1]
• roachtest: perturbation/full/addNode failed #145304 roachtest: perturbation/full/addNode failed [C-test-failure O-roachtest O-robot P-3 T-kv X-duplicate branch-release-25.2]

/cc @cockroachdb/kv-triage

This test on roachdash | Improve this report!

Jira issue: CRDB-54165

[arulajmani]

This is a very slight increase between the test and the baseline (Increase 5.7768 > 5.0000 BASE). Im going to close it out without looking further, given the history of this test.