リスト2 psの出力例
[db2inst1@65658161 tmp]$ ps uax
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
db2inst1 9967 0.0 2.5 123416 26620 ? S Feb15 0:00 db2agent (idle)
db2inst1 10020 2.1 7.4 435200 76952 ? R Feb15 2:12 db2agent (TEST1)
db2inst1 3643 0.1 3.9 249544 41220 ? S 13:17 0:00 db2loggw (TEST1)
db2inst1 3649 0.0 4.0 249540 41320 ? S 13:17 0:00 db2pclnr