Andrei Mikhailovsky wrote: > Hi Howard, > > >> >> You could try using the preceding transaction and see if it's in any better >> shape. The code >> for this is not released in LMDB 0.9. You can compile the mdb.master branch >> in >> git to obtain >> it. Then use the "-v" option with mdb_copy and see if that copy of the >> database >> is usable. >> > > I have compiled liblmdb using the mdb.master branch and used the mdb_copy as > you've suggested. It didn't produce any errors. However, when I copy the > data.mdb back to the Zimbra server it still produces the same error: > > Feb 13 18:30:03 mail-archive slapd[8830]: mdb_entry_decode: attribute index > 560427631 not recognized
Then unfortunately you just have bogus attribute data in the DB. Seems unlikely that you'll be able to sort this out, it may actually be a disk media failure. > > and when I am trying to reindex I get: > > zimbra@mail-archive:~/data/ldap/mdb/db$ /opt/zimbra/libexec/zmslapindex -vv > indexing id=00000001 > indexing id=00000002 > indexing id=00000003 > 5c64631c mdb_entry_decode: attribute index 560427631 not recognized > /opt/zimbra/libexec/zmslapindex: line 67: 11205 Segmentation fault (core > dumped) /opt/zimbra/common/sbin/slapindex -q -F /opt/zimbra/data/ldap/config > -b "" $KEY > > > > My broken ldap data folder contains the following files: > > zimbra@mail-archive:~/data/ldap/mdb/db$ ls -la > /opt/zimbra/RECOVERY/ldap-original/mdb/db/ > total 83886096 > drwxr-xr-x 1 zimbra zimbra 60 Feb 4 12:12 . > drwxr-xr-x 1 zimbra zimbra 4 Sep 7 10:37 .. > -rw------- 1 zimbra zimbra 85899345920 Feb 4 10:38 data.mdb > -rw------- 1 zimbra zimbra 8192 Feb 6 17:37 lock.mdb > -rw-r----- 1 root root 10485759 Feb 4 12:12 log.0000000001 > > > I can see there is the log file log.0000000001. I don't know how do I check > or roll back data using this log file? I haven't managed to find anything > useful by googling. Any idea? LMDB doesn't use log files. Apparently you've let some other software overwrite your database. > Cheers > > > >> -- >> -- Howard Chu >> CTO, Symas Corp. http://www.symas.com >> Director, Highland Sun http://highlandsun.com/hyc/ >> Chief Architect, OpenLDAP http://www.openldap.org/project/ > > -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/
