NonProductionGradeDatabaseWarningAdministrativeMonitor slowing down startup

"Handling GET /jenkins/ from ... View/index.jelly AdministrativeMonitorsDecorator/footer.jelly" ...
   java.lang.Thread.State: RUNNABLE
	at org.h2.store.fs.FileMemData.<clinit>(FilePathMem.java:443)
	at org.h2.store.fs.FilePathMem.<clinit>(FilePathMem.java:36)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:264)
	at org.h2.store.fs.FilePath.registerDefaultProviders(FilePath.java:82)
	at org.h2.store.fs.FilePath.get(FilePath.java:50)
	at org.h2.store.fs.FileUtils.isAbsolute(FileUtils.java:102)
	at org.h2.engine.ConnectionInfo.getName(ConnectionInfo.java:383)
	at org.h2.engine.Engine.openSession(Engine.java:53)
	at org.h2.engine.Engine.openSession(Engine.java:201)
	- locked <0x...> (a org.h2.engine.Engine)
	at org.h2.engine.Engine.createSessionAndValidate(Engine.java:178)
	at org.h2.engine.Engine.createSession(Engine.java:161)
	at org.h2.engine.Engine.createSession(Engine.java:31)
	at org.h2.engine.SessionRemote.connectEmbeddedOrServer(SessionRemote.java:336)
	at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:169)
	at org.h2.jdbc.JdbcConnection.<init>(JdbcConnection.java:148)
	at org.h2.Driver.connect(Driver.java:69)
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:138)
	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:353)
	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:201)
	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:473)
	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:562)
	at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:115)
	at com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:81)
	at org.jenkinsci.plugins.pipeline.maven.GlobalPipelineMavenConfig.getDao(GlobalPipelineMavenConfig.java:340)
	- locked <0x...> (a org.jenkinsci.plugins.pipeline.maven.GlobalPipelineMavenConfig)
	at org.jenkinsci.plugins.pipeline.maven.NonProductionGradeDatabaseWarningAdministrativeMonitor.isActivated(NonProductionGradeDatabaseWarningAdministrativeMonitor.java:19)
	at jenkins.model.Jenkins.lambda$getActiveAdministrativeMonitors$1(Jenkins.java:2214)
	at jenkins.model.Jenkins$$Lambda$156/1109785585.test(Unknown Source)
	at java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:174)
	at java.util.Iterator.forEachRemaining(Iterator.java:116)
	at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801)
	at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:482)
	at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:472)
	at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
	at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
	at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:566)
	at jenkins.model.Jenkins.getActiveAdministrativeMonitors(Jenkins.java:2219)
	at jenkins.management.AdministrativeMonitorsDecorator.getActiveAdministrativeMonitors(AdministrativeMonitorsDecorator.java:77)
	at jenkins.management.AdministrativeMonitorsDecorator.getActiveAdministrativeMonitorsCount(AdministrativeMonitorsDecorator.java:72)
	at jenkins.management.AdministrativeMonitorsDecorator.shouldDisplay(AdministrativeMonitorsDecorator.java:131)
	at ...