After automatic recovery, the header for the number of key values in an index member could be significantly different than the actual number. This problem was the result of a change to our internal management of available file control blocks in V10.
During automatic recovery, the checkpoint entries with the index header count information could result in the member index information being skipped because the host index had not yet been opened. The logic managing the index member header information after the host was opened did not work correctly unless both of these conditions were true:
Logic has been modified to correct this problem.