Understand the top command output
CPU states: 70.3% idle, 25.0% user, 4.7% kernel, 0.0% iowait, 0.0% swap
Memory: 16G phys mem, 9089M free mem, 8193M total swap, 8193M free swap
PID USERNAME LWP PRI NICE SIZE RES STATE TIME CPU COMMAND
678 oracle 1 0 0 1266M 1219M cpu/1 58:41 24.86% oracle
944 oracle 1 54 0 3192K 1960K cpu/0 0:00 1.28% top
5631 oracle 1 59 0 1269M 1235M sleep 0:13 0.50% oracle
15940 oracle 1 59 0 1268M 1238M sleep 0:42 0.29% oracle
26538 oracle 1 59 0 1271M 1244M sleep 0:42 0.19% oracle
14579 oracle 11 59 0 1278M 1186M sleep 116:29 0.18% oracle
15706 oracle 1 59 0 1274M 1239M sleep 0:15 0.17% oracle
14575 oracle 90 59 0 1270M 1186M sleep 18:34 0.16% oracle
514 oracle 11 59 0 1270M 1221M sleep 1:58 0.16% oracle
14581 oracle 15 59 0 1277M 1198M sleep 17:37 0.14% oracle
27188 oracle 1 59 0 1271M 1245M sleep 1:03 0.14% oracle
14577 oracle 87 59 0 1270M 1186M sleep 18:34 0.12% oracle
21527 oracle 1 59 0 1278M 1244M sleep 1:14 0.12% oracle