After updating to the current released version of Jenkins, when the build queue has a number of job in it, they are briefly displayed and then they disappear. If the page is refreshed, then jobs will appear briefly again before the same thing occurs.
- is blocking
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JENKINS-16468 Lock contention in executor queue
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- Resolved
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- is related to
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JENKINS-15719 Builds and workspace disappear for jobs created after upgrade to 1.487
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- Resolved
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https://github.com/jenkinsci/jenkins/compare/jenkins-1.482...jenkins-1.483 has a number of changes but https://github.com/jenkinsci/jenkins/commit/f1aa7ba07e3fa5ddf34888a7f10bf04a56de1c74 does look like the relevant one.