Postmaster notify: see transcript for details

lenovoxzf

linux服务器每天产生大量的邮件，邮件内容为：
Message 1:
From MAILER-DAEMON@localhost.localdomain  Mon Nov 19 12:18:42 2007
Date: Mon, 19 Nov 2007 12:18:42 +0800
From: Mail Delivery Subsystem <MAILER-DAEMON@localhost.localdomain>
To: postmaster@localhost.localdomain
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
       boundary="lAJ4IZWU026637.1195445922/localhost.localdomain"
Subject: Postmaster notify: see transcript for details
Auto-Submitted: auto-generated (postmaster-notification)

This is a MIME-encapsulated message   

--lAJ4IZWU026637.1195445922/localhost.localdomain

The original message was received at Wed, 14 Nov 2007 12:18:41 +0800
from localhost
with id lAE4IYne019244
----- The following addresses had permanent fatal errors -----
<zhcx@p10websrv>

  ----- Transcript of session follows -----
<zhcx@p10websrv>... Deferred: Name server: p10websrv.localdomain.: host name loo
kup failure
Message could not be delivered for 5 days
Message will be deleted from queue

--lAJ4IZWU026637.1195445922/localhost.localdomain
Content-Type: message/delivery-status

Reporting-MTA: dns; localhost.localdomain
Arrival-Date: Wed, 14 Nov 2007 12:18:41 +0800

Final-Recipient: RFC822; zhcx@p10websrv.localdomain
Action: failed
Status: 4.4.7
Remote-MTA: DNS; p10websrv.localdomain
Last-Attempt-Date: Mon, 19 Nov 2007 12:18:42 +0800
--lAJ4IZWU026637.1195445922/localhost.localdomain
Content-Type: message/rfc822

Return-Path: <MAILER-DAEMON>
Received: from localhost (localhost)
       by localhost.localdomain (8.13.1/8.13.1) id lAE4IYne019244;
       Wed, 14 Nov 2007 12:18:41 +0800
Date: Wed, 14 Nov 2007 12:18:41 +0800
From: Mail Delivery Subsystem <MAILER-DAEMON>
Message-Id: <200711140418.lAE4IYne019244@localhost.localdomain>
To: <zhcx@p10websrv.localdomain>
MIME-Version: 1.0
Content-Type: multipart/report; report-type=delivery-status;
       boundary="lAE4IYne019244.1195013921/localhost.localdomain"
Subject: Returned mail: see transcript for details
Auto-Submitted: auto-generated (failure)

This is a MIME-encapsulated message

--lAE4IYne019244.1195013921/localhost.localdomain

The original message was received at Fri, 9 Nov 2007 12:18:01 +0800
from localhost.localdomain [127.0.0.1]

  ----- The following addresses had permanent fatal errors -----
<zhcx@p10websrv>

  ----- Transcript of session follows -----
<zhcx@p10websrv>... Deferred: Name server: p10websrv.localdomain.: host name loo
kup failure
Message could not be delivered for 5 days
Message will be deleted from queue

--lAE4IYne019244.1195013921/localhost.localdomain
Content-Type: message/delivery-status

Reporting-MTA: dns; localhost.localdomain
Arrival-Date: Fri, 9 Nov 2007 12:18:01 +0800

Final-Recipient: RFC822; zhcx@p10websrv.localdomain
Action: failed
Status: 4.4.7
Remote-MTA: DNS; p10websrv.localdomain
Last-Attempt-Date: Wed, 14 Nov 2007 12:18:41 +0800

--lAE4IYne019244.1195013921/localhost.localdomain
Content-Type: message/rfc822

Return-Path: <zhcx@p10websrv.localdomain>
Received: from p10websrv (localhost.localdomain [127.0.0.1])
       by localhost.localdomain (8.13.1/8.13.1) with ESMTP id lA94I1hm030294
       for <zhcx@p10websrv>; Fri, 9 Nov 2007 12:18:01 +0800
Received: (from zhcx@localhost)
       by p10websrv (8.13.1/8.13.1/Submit) id lA94I1jM030290;
       Fri, 9 Nov 2007 12:18:01 +0800
Date: Fri, 9 Nov 2007 12:18:01 +0800
Message-Id: <200711090418.lA94I1jM030290@p10websrv>
From: root@p10websrv.localdomain (Cron Daemon)
To: zhcx@p10websrv.localdomain
Subject: Cron <zhcx@p10websrv> /home/zhcx/bin/test.sh
X-Cron-Env: <SHELL=/bin/sh>
X-Cron-Env: <HOME=/home/zhcx>
X-Cron-Env: <ATH=/usr/bin:/bin>
X-Cron-Env: <LOGNAME=zhcx>
X-Cron-Env: <USER=zhcx>

/home/zhcx/bin/test.sh: line 1: tmshutdown: command not found

--lAE4IYne019244.1195013921/localhost.localdomain--
--lAJ4IZWU026637.1195445922/localhost.localdomain--
请高手分析原因