ps aux | grep defunct
spamd    24261  0.0  0.0      0     0 ?        Z    13:54   0:00 [sh] <defunct>
spamd     9085  0.0  0.0      0     0 ?        Z    14:05   0:00 [sh] <defunct>
spamd     9139  0.0  0.0      0     0 ?        Z    14:05   0:00 [sh] <defunct>
spamd    15221  0.0  0.0      0     0 ?        Z    14:08   0:00 [sh] <defunct>
spamd    19224  0.0  0.0      0     0 ?        Z    14:11   0:00 [sh] <defunct>
spamd    21353  0.0  0.0      0     0 ?        Z    14:12   0:00 [sh] <defunct>
spamd    21661  0.0  0.0      0     0 ?        Z    14:12   0:00 [sh] <defunct>
spamd    24863  0.0  0.0      0     0 ?        Z    14:14   0:00 [sh] <defunct>
spamd    29219  0.0  0.0      0     0 ?        Z    14:17   0:00 [sh] <defunct>
spamd    29294  0.0  0.0      0     0 ?        Z    14:17   0:00 [sh] <defunct>
spamd    29503  0.0  0.0      0     0 ?        Z    14:17   0:00 [sh] <defunct>
spamd    29929  0.0  0.0      0     0 ?        Z    14:17   0:00 [sh] <defunct>