服务器 频道

pTools -- 进程监控的一组工具

  【IT168 服务器学院】环境  产品: AIX
  平台: pSeries, AIX
  软件版本:AIX 5.2

  问题  pTools是AIX 5.2中引进的System V UNIX 提供的一组极有用的工具,用于查看进程相关的信息。

  解答  pTools是AIX 5.2中引进的System V UNIX 提供的一组极有用的工具,用于查看进程相关的信息。包括命令:
  procwdx, procfiles, procflags, proccred, procmap, procldd,
  procsig, procstack, procstop, procrun, procwait, proctree

  其中:
  procwdx -- 显示进程的当前工作目录。如:

  # procwdx 4448
  4448: /var/spool/mqueue/

  
  procfiles -- 显示该进程打开的所有文件描述字的信息。如:

  # procfiles -n 4448
  4448 : sendmail: accepting connections
  Current rlimit: 2000 file descriptors
  5: S_IFCHR mode:00 dev:10,4 ino:4237 uid:0 gid:0 rdev:2,1

  procfiles : 4448 : 5 : Unable to retrieve fstat/fcntl information
  4448 : sendmail: accepting connections
  Current rlimit: 2000 file descriptors
  7: S_IFREG mode:0444 dev:10,5 ino:80754 uid:0 gid:0 rdev:2,5020

  procfiles : 4448 : 7 : Unable to retrieve fstat/fcntl information
  ..............................

  
  procflags -- 显示/proc跟踪标记,包括等待和处理的信号量。如:
  # procflags 4448
  4448 : sendmail: accepting connections
  data model = _ILP32 flags = PR_FORK
  /12913: flags = PR_ASLEEP | PR_NOREGS

  
  proccred -- 显示拥有该进程的有效及实际用户 ID,及保留的用户和组ID(setuid及setgid)。如:
  # proccred 4448
  4448: e/r/suid=0 e/r/sgid=0

  
  procmap -- 显示进程地址空间。如:
  # procmap 4448
  4448 : sendmail: accepting connections
  10000000 1005K read/exec sendmail
  200003f0 241K read/write sendmail
  d007f100 79K read/exec /usr/lib/libiconv.a
  20252bf0 41K read/write /usr/lib/libiconv.a
  d0076100 33K read/exec /usr/lib/libi18n.a
  20250190 4K read/write /usr/lib/libi18n.a
  d0073000 11K read/exec /usr/lib/nls/loc/en_US
  2024d130 8K read/write /usr/lib/nls/loc/en_US
  d0093100 71K read/exec /usr/lib/libodm.a
  f0139220 21K read/write /usr/lib/libodm.a
  d00be100 67K read/exec /usr/lib/libsrc.a
  d01cdbe0 1941K read/exec /usr/lib/libc.a
  ..............
  Total 5507K

  
  procldd -- 显示加载的动态进程列表。如:
  # procldd 4448
  4448 : sendmail: accepting connections
  /usr/lib/libiconv.a
  /usr/lib/libi18n.a
  /usr/lib/nls/loc/en_US
  /usr/lib/libodm.a
  /usr/lib/libsrc.a
  /usr/lib/libc.a

  
  procsig -- 显示进程对各种信号量的处理。如:
  # procsig 4448
  4448 : sendmail: accepting connections
  HUP caught RESTART | SIGINFO
  INT caught RESTART | SIGINFO
  QUIT default RESTART
  ILL default RESTART
  TRAP default RESTART
  ABRT default RESTART
  EMT default RESTART
  FPE default RESTART
  KILL default
  BUS default RESTART
  SEGV default RESTART
  SYS default RESTART
  PIPE ignored RESTART | SIGINFO
  ALRM caught RESTART | SIGINFO
  TERM caught RESTART | SIGINFO
  ...........................................
  UVTALRM default
  MIGRATE default
  PRE default RESTART
  VIRT default
  ALRM1 default
  WAITING default RESTART
  CPUFAIL default
  KAP default
  RETRACT default
  SOUND default
  SAK default

  
  procstack -- 显示进程中当前线程的堆栈中的符号名和十六进制地址。如:
  # procstack 4448
  4448 : sendmail: accepting connections
  d024fdf0 select (?, ?, ?, ?, ?) + 90
  1000ec24 getrequests (?) + 714
  1000051c main (?, ?, ?) + 29a8
  10000100 __start () + 8c

  
  procstop -- 将进程暂停。如:
  procstop 51202

  
  procrun -- 启动用procstop停止的进程。如:
  procrun 51202

  
  procwait -- 等待所指定的进程结束。如:
  procwait 51202

  
  proctree -- 显示进程调用的树型结构。如:
  # proctree 4448
  11452 /usr/sbin/srcmstr
  4448 sendmail: accepting connections
   
   

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