Re: RedHat or Debian amd64

2013-10-01 Thread Francesco Pietra
 Well Ubuntu is based on Debian, so there is at least a good chance a
 package for ubuntu will work on Debian.


Not on wheezy, because of glibc versions, perhaps on testing. I could
install amd64 testing on the desktop (not on servers), which could also
solve the problem of grub on both disks of raid0. Does the new installer
ask for that option, install grub on both disks? That was not the case some
time ago and getting grub on both disks was something that defeated me.

I made it know to the maintainers at the center that I was used to stable
software for scientific use, and to originals, not derivatives. But these
are my personal views, clearly not much shared.

Thanks
francesco pietra


francesco@tya64:~/tmp$ ls
RCM_linux2_64bit_Ubuntu_12.04
francesco@tya64:~/tmp$ ./RCM_linux2_64bit_Ubuntu_12.04
Error loading Python lib '/tmp/_MEIzFrUEs/libpython2.7.so.1.0':
/lib/x86_64-linux-gnu/libc.so.6: version `GLIBC_2.14' not found (required
by /tmp/_MEIzFrUEs/libpython2.7.so.1.0)
Segmentation fault
francesco@tya64:~/tmp$ libc.so.6 --version
bash: libc.so.6: command not found
francesco@tya64:~/tmp$ locate libc.so.6
/lib/x86_64-linux-gnu/libc.so.6
francesco@tya64:~/tmp$ /lib/x86_64-linux-gnu/libc.so.6
GNU C Library (Debian EGLIBC 2.13-38) stable release version 2.13, by
Roland McGrath et al.
Copyright (C) 2011 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Compiled by GNU CC version 4.4.7.
Compiled on a Linux 3.2.35 system on 2012-12-30.
Available extensions:
crypt add-on version 2.1 by Michael Glad and others
GNU Libidn by Simon Josefsson
Native POSIX Threads Library by Ulrich Drepper et al
BIND-8.2.3-T5B
libc ABIs: UNIQUE IFUNC
For bug reporting instructions, please see:
http://www.debian.org/Bugs/.
francesco@tya64:~/tmp$



On Mon, Sep 30, 2013 at 4:24 PM, Lennart Sorensen 
lsore...@csclub.uwaterloo.ca wrote:

 On Sun, Sep 29, 2013 at 06:45:40PM +0200, Francesco Pietra wrote:
  
   Really the only difference between distributions is their packaging
   system, their support infrastructure, their release schedule/policy,
 and
   how up to date the software is and what software they offer packages
 for.
 
 
  Thanks.
  Now my project at the Italian supercomputer center is going to
 production.
  I had no problems with RedHat as far as number crunching is concerned.
 Now,
  however, I need to access their Remote Visualization service to deal -
 also
  on the X server - with large files. To this end, I need to download
  software compatible with Debian amd64. The variety of graphic and
  non-graphic tools that I use is very large. Their 64 bit Linux list
  (lacking any GNU Linux  for either 64 or 32 bit)
 
  RCM_darwin
  RCM ubuntu 12.04
  RCM RHL 5.6
  RCM openSUSE 11.4 and 12.2
 
  I would appreciate advice as to which RCM will likely work for me. I
 heard
  about ubuntu but, to avoid being flooded by messages, i put it in the
 spam.
  The advice I can even from the center is very limited as they don't know
  what I have.

 Well Ubuntu is based on Debian, so there is at least a good chance a
 package for ubuntu will work on Debian.

 --
 Len Sorensen



Re: RedHat or Debian amd64

2013-09-30 Thread Lennart Sorensen
On Sun, Sep 29, 2013 at 06:45:40PM +0200, Francesco Pietra wrote:
 
  Really the only difference between distributions is their packaging
  system, their support infrastructure, their release schedule/policy, and
  how up to date the software is and what software they offer packages for.
 
 
 Thanks.
 Now my project at the Italian supercomputer center is going to production.
 I had no problems with RedHat as far as number crunching is concerned. Now,
 however, I need to access their Remote Visualization service to deal - also
 on the X server - with large files. To this end, I need to download
 software compatible with Debian amd64. The variety of graphic and
 non-graphic tools that I use is very large. Their 64 bit Linux list
 (lacking any GNU Linux  for either 64 or 32 bit)
 
 RCM_darwin
 RCM ubuntu 12.04
 RCM RHL 5.6
 RCM openSUSE 11.4 and 12.2
 
 I would appreciate advice as to which RCM will likely work for me. I heard
 about ubuntu but, to avoid being flooded by messages, i put it in the spam.
 The advice I can even from the center is very limited as they don't know
 what I have.

Well Ubuntu is based on Debian, so there is at least a good chance a
package for ubuntu will work on Debian.

-- 
Len Sorensen


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Re: RedHat or Debian amd64

2013-09-29 Thread Francesco Pietra

 Really the only difference between distributions is their packaging
 system, their support infrastructure, their release schedule/policy, and
 how up to date the software is and what software they offer packages for.


Thanks.
Now my project at the Italian supercomputer center is going to production.
I had no problems with RedHat as far as number crunching is concerned. Now,
however, I need to access their Remote Visualization service to deal - also
on the X server - with large files. To this end, I need to download
software compatible with Debian amd64. The variety of graphic and
non-graphic tools that I use is very large. Their 64 bit Linux list
(lacking any GNU Linux  for either 64 or 32 bit)

RCM_darwin
RCM ubuntu 12.04
RCM RHL 5.6
RCM openSUSE 11.4 and 12.2

I would appreciate advice as to which RCM will likely work for me. I heard
about ubuntu but, to avoid being flooded by messages, i put it in the spam.
The advice I can even from the center is very limited as they don't know
what I have.

Thanks
francesco pietra


On Wed, Jun 26, 2013 at 6:23 PM, Lennart Sorensen 
lsore...@csclub.uwaterloo.ca wrote:

 On Wed, Jun 26, 2013 at 06:11:31PM +0200, Francesco Pietra wrote:
  Hi Lennart:
  I forgot that what is found on supercomputers might result also from what
  you say.
 
  I found it problematic to compile a code for molecular dynamics (MD)
  inclusive of an elaborate plugin. Better, I succeeded when only the
  simplest part of the plugin was implemented, getting a valid MD
 executable.
  In contrast, implementing the whole plugin resulted in a MD executable
 that
  fails to recognize the GTX-680cards of my machine. Calls to the forum for
  both the MD code and the plugin had ho answer. Those of the MD code do
 not
  like the plugin (as they have the simplest part of it already hard coded
  their own way), while those of the plugin do not know that MD code, they
  use another one.
 
  Then, I heard that at the supercomputer center of my country (where I
  should run the project, but I need to go there with a system that runs)
  even GPU machines run that full plugin. Before asking them how they
  succeeded, I was wondering about the different Linux OSs. I am now
 curious
  about their answer, if any.

 Really the only difference between distributions is their packaging
 system, their support infastructure, their release schedule/policy, and
 how up to date the software is and what software they offer packages for.

 --
 Len Sorensen



Re: RedHat or Debian amd64

2013-06-26 Thread Lennart Sorensen
On Wed, Jun 26, 2013 at 04:33:20PM +0200, Francesco Pietra wrote:
 Hello:
 I noticed that in my country supercomputer center all machines, both CPU
 (FERMI) and GPU (AURORA, PLX) run on RedHat Linux. As a long time user of
 Debian GNU Linux amd64, I am curious whether such machines elsewhere also
 run, or could run, on Debian am64. If not, why? A problem of kernel?

Some people want someone to blame if there are problems, or to demand
support from if they need something solved right away.  Redhat will sell
you support contracts and will solve problems.  But you pay for it.

If you like doing it yourself or to solve things by cooporating with
the community instead, then Debian works great.

I certainly have the impression that locations that have their own IT
people that understand the system and want to be in control of their
own situation tend to run Debian (or a Debian derived system), while
those that just want things solved and don't care to have the expertise
themselves tend to run Redhat enterprise linux instead.  After all if
you have the people and a large installation, the support contract with
redhat could pay for a lot of competent IT staff.

-- 
Len Sorensen


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Re: RedHat or Debian amd64

2013-06-26 Thread Chip

On 06/26/2013 10:40 AM, Lennart Sorensen wrote:

On Wed, Jun 26, 2013 at 04:33:20PM +0200, Francesco Pietra wrote:

Hello:
I noticed that in my country supercomputer center all machines, both CPU
(FERMI) and GPU (AURORA, PLX) run on RedHat Linux. As a long time user of
Debian GNU Linux amd64, I am curious whether such machines elsewhere also
run, or could run, on Debian am64. If not, why? A problem of kernel?

Some people want someone to blame if there are problems, or to demand
support from if they need something solved right away.  Redhat will sell
you support contracts and will solve problems.  But you pay for it.

If you like doing it yourself or to solve things by cooporating with
the community instead, then Debian works great.

I certainly have the impression that locations that have their own IT
people that understand the system and want to be in control of their
own situation tend to run Debian (or a Debian derived system), while
those that just want things solved and don't care to have the expertise
themselves tend to run Redhat enterprise linux instead.  After all if
you have the people and a large installation, the support contract with
redhat could pay for a lot of competent IT staff.

Frankly it's like dredging up the Microsoft versus open source  debate,  
Microsoft /Redhat answer the questions atr the end user/client beckon 
call where as Debian or other open source /crowd sourced  projects take 
the mailing list and fourm based support approach. IMHO i think the 
truly community driven alternative software in general is a very 
educational and democratic way to distribute, manage and maintain 
superior Information Systems/ Information technology products. All of 
this bbeing said I under stand however that in the modern corporate 
is/it infomation these decisions are made based upon the venders ability 
to solve problems asap thus maintaining a maximum up time , quasi low 
cost and maximum  cost total cost of owner ship


For me the migration to Debian/OSS was easy i wanted to get the amximum 
life span for my equipment  dollar and trust  me after putting darn 
near  half a grand on my current  lap top machine and 8gb of ram 
(crucial/micron technologies). I settled on Debian and opensource 
software for  good.



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Re: RedHat or Debian amd64

2013-06-26 Thread Francesco Pietra
Hi Lennart:
I forgot that what is found on supercomputers might result also from what
you say.

I found it problematic to compile a code for molecular dynamics (MD)
inclusive of an elaborate plugin. Better, I succeeded when only the
simplest part of the plugin was implemented, getting a valid MD executable.
In contrast, implementing the whole plugin resulted in a MD executable that
fails to recognize the GTX-680cards of my machine. Calls to the forum for
both the MD code and the plugin had ho answer. Those of the MD code do not
like the plugin (as they have the simplest part of it already hard coded
their own way), while those of the plugin do not know that MD code, they
use another one.

Then, I heard that at the supercomputer center of my country (where I
should run the project, but I need to go there with a system that runs)
even GPU machines run that full plugin. Before asking them how they
succeeded, I was wondering about the different Linux OSs. I am now curious
about their answer, if any.

thanks and all the best
francesco pietra

On Wed, Jun 26, 2013 at 4:40 PM, Lennart Sorensen 
lsore...@csclub.uwaterloo.ca wrote:

 On Wed, Jun 26, 2013 at 04:33:20PM +0200, Francesco Pietra wrote:
  Hello:
  I noticed that in my country supercomputer center all machines, both CPU
  (FERMI) and GPU (AURORA, PLX) run on RedHat Linux. As a long time user of
  Debian GNU Linux amd64, I am curious whether such machines elsewhere also
  run, or could run, on Debian am64. If not, why? A problem of kernel?

 Some people want someone to blame if there are problems, or to demand
 support from if they need something solved right away.  Redhat will sell
 you support contracts and will solve problems.  But you pay for it.

 If you like doing it yourself or to solve things by cooporating with
 the community instead, then Debian works great.

 I certainly have the impression that locations that have their own IT
 people that understand the system and want to be in control of their
 own situation tend to run Debian (or a Debian derived system), while
 those that just want things solved and don't care to have the expertise
 themselves tend to run Redhat enterprise linux instead.  After all if
 you have the people and a large installation, the support contract with
 redhat could pay for a lot of competent IT staff.

 --
 Len Sorensen



Re: RedHat or Debian amd64

2013-06-26 Thread Lennart Sorensen
On Wed, Jun 26, 2013 at 06:11:31PM +0200, Francesco Pietra wrote:
 Hi Lennart:
 I forgot that what is found on supercomputers might result also from what
 you say.
 
 I found it problematic to compile a code for molecular dynamics (MD)
 inclusive of an elaborate plugin. Better, I succeeded when only the
 simplest part of the plugin was implemented, getting a valid MD executable.
 In contrast, implementing the whole plugin resulted in a MD executable that
 fails to recognize the GTX-680cards of my machine. Calls to the forum for
 both the MD code and the plugin had ho answer. Those of the MD code do not
 like the plugin (as they have the simplest part of it already hard coded
 their own way), while those of the plugin do not know that MD code, they
 use another one.
 
 Then, I heard that at the supercomputer center of my country (where I
 should run the project, but I need to go there with a system that runs)
 even GPU machines run that full plugin. Before asking them how they
 succeeded, I was wondering about the different Linux OSs. I am now curious
 about their answer, if any.

Really the only difference between distributions is their packaging
system, their support infastructure, their release schedule/policy, and
how up to date the software is and what software they offer packages for.

-- 
Len Sorensen


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Re: RedHat or Debian amd64

2013-06-26 Thread Dean Hamstead
RedHat are focusing their product on suiting the needs and 
idiosyncrasies of companies that 'think' in the 'old iron' mentality.


RedHat have moved from being disruptive in the small end of town (start 
ups, small ISP's etc) to chasing large fortune 500 companies. They have 
unashamedly shaped their product to suit the market they are pursuing 
and smaller firms have been left behind.


They are disrupting upwards in to banks and other large firms with slow 
(painful... though that's subjective) processes for getting things done. 
Often they see an OS as a 'CD' to insert before inserting another 
vendors software CD. Implementing version numbers scare them enormously 
and 'backporting' patches then adding yet another minor version number 
soothes their fears greatly.


I am not making any sort of statement as to if this is good or bad, 
rational or irrational, smart or stupid. Please understand this email as 
being devoid of any emotion or taking any side - merely an observation.


Though its a fascinating example of the north west movement a company 
tends to make - as described in Clayton Christensen's classic 'The 
Innovators Dilemma' (see 
http://www.amazon.com/gp/product/0062060244?ie=UTF8camp=213733creative=393185creativeASIN=0062060244linkCode=shrtag=frag0f-20qid=1372293137sr=8-1keywords=innovators+dilemma)



Dean

On 2013-06-27 00:33, Francesco Pietra wrote:

Hello:
I noticed that in my country supercomputer center all machines, both
CPU (FERMI) and GPU (AURORA, PLX) run on RedHat Linux. As a long time
user of Debian GNU Linux amd64, I am curious whether such machines
elsewhere also run, or could run, on Debian am64. If not, why? A
problem of kernel?

Thanks

francesco pietra



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