Link aggregation is a networking term to describe various methods of combining or aggregating, multiple network connections in parallel to increase throughput beyond what a single connection could sustain, and to provide redundancy in case one of the links fails.
MAS switches supports 8 LACP groups.
From 18.104.22.168 and above,
S2500/S3500 switches support upto 64 LACP groups.
S1500 support upto 8 LACP groups