Fix two flaky FB test failures: /proc race and an N/A legend read as no data - #1176

Fix two flaky FB test failures: /proc race and an N/A legend read as no data#1176

yurkovychv merged 2 commits into

mainpercona/pmm-qa:mainfrom

claude/kind-meitner-ectojzpercona/pmm-qa:claude/kind-meitner-ectojzCopy head branch name to clipboard