Re: /dev/random

2006-08-22 Thread Carsten Otte
Arty Ecock wrote:
I tried to use gpg today to generate a pgp key on SLES9x.  The process
 hangs while reading from /dev/random (which is lacking entropy).  Hasn't
 this whole /dev/random (and /dev/urandom) thing been beaten to death?  Does
 anyone else use gpg on s390x?
Our major source of entropy is the dasd, we don't have a mouse you can
move around or a keyboard attached to the console on s390. Do some
I/O to get more entropy ;-).

Carsten
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He would have spent 430.31 Euro to buy 1,792.98 cigarettes by now.

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/dev/random

2006-08-21 Thread Arty Ecock
Hi,

   I tried to use gpg today to generate a pgp key on SLES9x.  The process
hangs while reading from /dev/random (which is lacking entropy).  Hasn't
this whole /dev/random (and /dev/urandom) thing been beaten to death?  Does
anyone else use gpg on s390x?

Cheers,
Arty

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Re: /dev/random

2006-08-21 Thread Tom Duerbusch
I haven't done it on s390x, just on s390, also on SLES8, I believe.

Had no problems.

Tom Duerbusch
THD Consulting

 [EMAIL PROTECTED] 8/21/2006 1:08 PM 
Hi,

   I tried to use gpg today to generate a pgp key on SLES9x.  The
process
hangs while reading from /dev/random (which is lacking entropy).
Hasn't
this whole /dev/random (and /dev/urandom) thing been beaten to death?
Does
anyone else use gpg on s390x?

Cheers,
Arty

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Re: /dev/random

2006-08-21 Thread Post, Mark K
Not specifically, but I just checked one of my SLES9 SP3 s390x systems:
# cat /proc/sys/kernel/random/entropy_avail
2944

My system is fairly idle.  What are you running on your system? 


Mark Post

-Original Message-
From: Linux on 390 Port [mailto:[EMAIL PROTECTED] On Behalf Of
Arty Ecock
Sent: Monday, August 21, 2006 2:08 PM
To: LINUX-390@VM.MARIST.EDU
Subject: /dev/random

Hi,

   I tried to use gpg today to generate a pgp key on SLES9x.  The
process
hangs while reading from /dev/random (which is lacking entropy).  Hasn't
this whole /dev/random (and /dev/urandom) thing been beaten to death?
Does
anyone else use gpg on s390x?

Cheers,
Arty

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Re: /dev/random

2006-08-21 Thread Thomas Kern
I was never able to generate GPG or ssh public/private personal keys because of
the lack of entropy on my basically idle system. I had to generate all of the
personal keys down on my PC and upload them for use under Linux or z/OS.

/Tom Kern

--- Arty Ecock [EMAIL PROTECTED] wrote:

 Hi,
 
I tried to use gpg today to generate a pgp key on SLES9x.  The process
 hangs while reading from /dev/random (which is lacking entropy).  Hasn't
 this whole /dev/random (and /dev/urandom) thing been beaten to death?  Does
 anyone else use gpg on s390x?
 
 Cheers,
 Arty
 
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Re: /dev/random

2006-08-21 Thread Arty Ecock
Hi,

On Mon, 21 Aug 2006 18:58:38 -0400 Post, Mark K said:
Not specifically, but I just checked one of my SLES9 SP3 s390x systems:
# cat /proc/sys/kernel/random/entropy_avail
2944

My system is fairly idle.  What are you running on your system?=20

   My guest is very very idle.  The z990 is somewhat large.

   entropy_avail = 355

Cheers,
Arty

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