ps -auxw | grep sendmail 명령어확인결과 .. 정상인가요?

ps -auxw | grep sendmail

Warning: bad syntax, perhaps a bogus '-'? See /usr/share/doc/procps-3.2.3/FAQ
root      1892  0.0  0.1  8704 3096 ?        Ss   Sep20   0:06 sendmail: accepting connections
smmsp     1900  0.0  0.1  7468 2568 ?        Ss   Sep20   0:00 sendmail: Queue runner@01:00:00 for /var/spool/clientmqueue
root     18974  0.0  0.2 10564 4800 ?        S    09:22   0:02 sendmail: ./m8HNqcKm004460 hanmal.net.: user open
root     22908  0.0  0.2 10480 4696 ?        S    10:22   0:01 sendmail: ./m8HID3qU017556 netian.net.: user open
root     27475  0.0  0.2 10024 4184 ?        S    11:22   0:01 sendmail: ./m8HNhDdt003761 ltcos.ce.kr.: user open
root     32266  0.0  0.2 10380 4252 ?        S    12:22   0:01 sendmail: ./m8HKWU6Y026201 www.kebi.net.: user open
root      4018  0.0  0.2 10440 4648 ?        S    13:22   0:01 sendmail: ./m8HKakkU026367 smtp.getontheweb.com.: client greeting
root      8390  0.0  0.1 10024 4128 ?        S    14:22   0:00 sendmail: ./m8HIl0DQ019784 ns2.webmagic.com.: user open
root     12730  0.0  0.1  9992 4088 ?        S    15:22   0:00 sendmail: ./m8HGdaeA010190 mailex04.paran.com.: user open
root     17559  0.0  0.1  9872 4016 ?        S    16:22   0:00 sendmail: ./m8K5MLAh022116 defiance.cnchost.com.: client EHLO
root     17620  0.0  0.1  9460 3672 ?        S    16:23   0:00 sendmail: server [125.211.186.135] cmd read
root     18904  0.0  0.1 10012 3808 ?        S    16:38   0:00 sendmail: m8M7ceHJ018904 [59.93.201.207]: DATA
root     19474  0.0  0.1  9184 3584 ?        S    16:44   0:00 sendmail: server 81-180-167-130.it4web.ro [81.180.167.130] (may be forged) cmd read
root     20646  0.0  0.0  4832  720 pts/1    S+   16:56   0:00 grep sendmail