Well, what caused it to corrupt in the first place? Perhaps this DB is being put into NFS? The "interface requires an environment configured for the locking subsystem" is a big red flag."Restore from backup!" is staring you in the face. You make regular backups with slapcat, of course?
--Quanah
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Quanah Gibson-Mount Principal Software Engineer Zimbra, Inc -------------------- Zimbra :: the leader in open source messaging and collaboration