Process state in Solaris 11

Hi Experts,

When the process state is in sleep mode. Will it utilize the system memory/CPU or will it release the Memory/CPU. We are getting high memory utilization in the server and most of the process is in sleep state.

# top

last pid: 28241;  load avg:  0.19,  0.30,  0.39;  up 91+03:38:42                                                    21:29:43

207 processes: 203 sleeping, 2 stopped, 2 on cpu

CPU states: 98.2% idle,  1.5% user,  0.3% kernel,  0.0% iowait,  0.0% swap

Kernel: 780 ctxsw, 75 trap, 1172 intr, 980 syscall, 6 flt

Memory: 38G phys mem, 3722M free mem, 95G total swap, 95G free swap

   PID USERNAME NLWP PRI NICE  SIZE   RES STATE    TIME    CPU COMMAND

14751 dapadm     84  59    0  637M  421M sleep  890:26  0.94% jstart

23537 prdadm      1  51    0   16G 1394M cpu/0    0:07  0.28% disp+work