roachtest: rebalance/by-load/replicas/mixed-version failed

[cockroach-teamcity]

roachtest.rebalance/by-load/replicas/mixed-version failed with artifacts on release-25.2 @ d35a514d3bf5f407501a8402be06f1a92f0c7cbb:

(mixedversion.go:810).Run: mixed-version test failure while running step 9 (run "rebalance load run"): CPU not evenly balanced after timeout: outside bounds mean=76.5 tolerance=20.0% (±15.3) bounds=[61.2, 91.8]
	below  = []
	within = [s2: 75 (-1.1%), s3: 70 (-7.4%), s4: 72 (-4.8%), s5: 72 (-4.8%), s6: 68 (-10.1%)]
	above  = [s1: 98 (+28.2%)]
test artifacts and logs in: /artifacts/rebalance/by-load/replicas/mixed-version/run_1

Parameters:

• arch=amd64
• cloud=gce
• coverageBuild=false
• cpu=4
• diskCount=0
• encrypted=false
• fs=ext4
• localSSD=true
• metamorphicBufferedSender=true
• mvtDeploymentMode=system-only
• mvtVersions=v25.1.10 → release-25.2
• runtimeAssertionsBuild=false

Help

See: roachtest README

See: How To Investigate (internal)

See: Grafana

Same failure on other branches

• roachtest: rebalance/by-load/replicas/mixed-version failed #161339 roachtest: rebalance/by-load/replicas/mixed-version failed [A-testing B-runtime-assertions-enabled C-bug C-test-failure O-roachtest O-robot T-kv X-nostale branch-master]

/cc @cockroachdb/kv-triage

This test on roachdash | Improve this report!

Jira issue: CRDB-60273