Solaris commands for process management - pfiles

pfiles – list of file descriptors, associated with process


bash-3.2# pfiles 889
889:    /usr/lib/sendmail -bl -q15m
  Current rlimit: 1024 file descriptors
   0: S_IFCHR mode:0666 dev:303,0 ino:6815752 uid:0 gid:3 rdev:13,2
      O_RDONLY|O_LARGEFILE
      /devices/pseudo/mm@0:null
   1: S_IFCHR mode:0666 dev:303,0 ino:6815752 uid:0 gid:3 rdev:13,2
      O_WRONLY|O_LARGEFILE
      /devices/pseudo/mm@0:null
   2: S_IFCHR mode:0666 dev:303,0 ino:6815752 uid:0 gid:3 rdev:13,2
      O_WRONLY|O_LARGEFILE
      /devices/pseudo/mm@0:null
   3: S_IFDOOR mode:0444 dev:312,0 ino:55 uid:0 gid:0 size:0
      O_RDONLY|O_LARGEFILE FD_CLOEXEC  door to nscd[144]
      /var/run/name_service_door
   4: S_IFCHR mode:0000 dev:303,0 ino:57176 uid:0 gid:0 rdev:21,33
      O_WRONLY FD_CLOEXEC
      /devices/pseudo/log@0:conslog
   5: S_IFSOCK mode:0666 dev:310,0 ino:61053 uid:0 gid:0 size:0
      O_RDWR FD_CLOEXEC
        SOCK_STREAM
        SO_REUSEADDR,SO_KEEPALIVE,SO_SNDBUF(49152),SO_RCVBUF(49152)
        sockname: AF_INET 127.0.0.1  port: 25
   6: S_IFSOCK mode:0666 dev:310,0 ino:61054 uid:0 gid:0 size:0
      O_RDWR FD_CLOEXEC
        SOCK_STREAM
        SO_REUSEADDR,SO_KEEPALIVE,SO_SNDBUF(49152),SO_RCVBUF(49152)
        sockname: AF_INET 127.0.0.1  port: 587
   7: S_IFREG mode:0600 dev:307,3 ino:4059345121 uid:0 gid:25 size:32
      O_WRONLY|O_CREAT|O_EXCL|O_LARGEFILE
      /var/run/sendmail.pid



Here you see a list of files as NULL, console log, some PID files. On the top you can see the maximum number of file handlers for this process, with info that can be helpful for troubleshooting of applications