Dear Mr. Yamanaka,

I reply 2 answers for your 3 questions.
The rest one will be reported later.

> I have some questions.
> 
>   * During runnging your test program, 100 sshd will run on the remote host.
>     For example, 
>       # ps ax|grep sshd | grep notty|wc
>       100     600    4500
>     How many sshd will run at the problem happning?

I executed command at machineB, see below.
 [ machineA(Client) → JUB → machineB( SSHD ) ]

(1) before running test program
[r...@rcm26 ~]# ps ax | grep sshd | grep notty | wc
      2      12      90

(2) connected 100 sessions
[r...@rcm26 ~]# ps ax | grep sshd | grep notty | wc
    102     612    4790

(3) after test( with problem )
[r...@rcm26 ~]# ps ax | grep sshd | grep notty | wc
      2      12      90

>   * Is the result of "ls -la" huge?
The output of "ls -la" is very small, see below.

[mats...@rcm26 ~]$ ls -la
total 32
drwx------ 2 matsuda matsuda 4096  1月 15 11:38 .
drwxr-xr-x 4 root    root    4096  1月 14 09:51 ..
-rw------- 1 matsuda matsuda   64  1月 15 11:38 .Xauthority
-rw-r--r-- 1 matsuda matsuda   33  1月 14 09:51 .bash_logout
-rw-r--r-- 1 matsuda matsuda  176  1月 14 09:51 .bash_profile
-rw-r--r-- 1 matsuda matsuda  124  1月 14 09:51 .bashrc
-rw-r--r-- 1 matsuda matsuda  515  1月 14 09:51 .emacs

>   * Is there some changes if in is read?  I mean that,
I'll test and report in few days.

Sincerely,
----------------------------------
Yukimasa Matsuda
  Quatre-i Science Co., Ltd.
    e-mail: mats...@i4s.co.jp
    http://www.i4s.co.jp
----------------------------------

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