FYI, the list of proposed queries for testing shared scans is here: https://dev.lsstcorp.org/trac/wiki/db/Queries/testingSharedScans The idea is to test a mix of scan queries that include some queries of different classes: some low CPU (scan with a single filtering predicate) some medium CPU (scan with multiple predicates and some math) some high CPU (scan that proceeds slower than 50%(?) of sequential I/O) -Daniel ######################################################################## Use REPLY-ALL to reply to list To unsubscribe from the QSERV-L list, click the following link: https://listserv.slac.stanford.edu/cgi-bin/wa?SUBED1=QSERV-L&A=1