The following performance counters are related to indexing and merging. They are all present under the Content Index object. Total size of all the persistent indexes in megabytes. Persistent Indexes Total number of persistent indexes . Merge Progress Percentage of merge completed.
Word lists Total number of word lists .
Failure Handling There can be several kinds of failures during filtering, indexing, and merging. Except after a hardware failure, indexes are fully recoverable. Indexing and merging are temporarily paused if memory load is very high. Failed operations are retried later. A merge is not started if the free disk space is very low on the catalog drive .