Hi Mike,
Depend what version of ASE you use this maybe could be used.
CR 735003: Space accounting built-ins get blocked
The built-ins or stored procedures that rely on the OAM for space
accounting may get blocked on exclusive table lock on the table.
Traceflag 1198 can be used is to have space usage related built-ins/
stored procedures like data_pages(), row_count(), used_pages(),
reserved_pages(), sp_spaceused, etc. not take SH_INT lock unless it's
determined internally that recalculation of OAM counts is necessary.
Niclas