During a full reindexing, Gerrit complained about some changes having the wrong server id:
[2022-11-17 10:53:25,655] [Index-Batch-20[java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@29d1d09d[ Not completed, task = java.util.concurrent.Executors$RunnableAdapter@7f184ee7[ Wrapped task = com.google.gerrit.server.logging.LoggingContextAwareRunnable@5d906570]]]] WARN com.google.gerrit.server.index.change.AllChangesIndexer : Failed to read change 218499 for indexing com.google.gerrit.server.notedb.InvalidServerIdException: invalid server id, expected e9e9afe9-4712-486d-8885-f54b72dd1951: actual: 173816e5-2b9a-37c3-8a2e-48639d4f1153