Re: [gmx-users] help about Inconsistent DD boundary staggering limits

2012-04-26 Thread Justin A. Lemkul



On 4/26/12 2:52 PM, Desheng Zheng wrote:

Hi Guys,

I have done the simulation. The total steps is 500. At around 90 steps, 
the error information appear like the followings.

Please give me some suggestions to fix it.



Based on the comment that precedes the error call in the code:

/* Make sure that the grid is not shifted too much */

I would assume that this means your system has simply become unstable and is 
blowing up.


http://www.gromacs.org/Documentation/Terminology/Blowing_Up

-Justin


Best wishes,

Desheng

--
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)


---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)

Error on node 102, will try to stop all the nodes
Halting parallel program mdrun on CPU 102 out of 120
Error on node 105, will try to stop all the nodes
Halting parallel program mdrun on CPU 105 out of 120
Error on node 51, will try to stop all the nodes
Halting parallel program mdrun on CPU 51 out of 120

---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)

Error on node 81, will try to stop all the nodes
Halting parallel program mdrun on CPU 81 out of 120

---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)

Error on node 63, will try to stop all the nodes
Halting parallel program mdrun on CPU 63 out of 120

---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)

Error on node 33, will try to stop all the nodes
Halting parallel program mdrun on CPU 33 out of 120

---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)


---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The Unthanks)

Error on node 54, will try to stop all the nodes
Halting parallel program mdrun on CPU 54 out of 120
Error on node 24, will try to stop all the nodes
Halting parallel program mdrun on CPU 24 out of 120

---
Program mdrun, VERSION 4.5.5
Source code file: domdec.c, line: 3266

Software inconsistency error:
Inconsistent DD boundary staggering limits!
For more information and tips for troubleshooting, please check the GROMACS
website at http://www.gromacs.org/Documentation/Errors
---

If it weren't for bad luck, we'd have no luck at all (The 

Re: [gmx-users] help about Inconsistent DD boundary staggering limits

2012-04-26 Thread Justin A. Lemkul



On 4/26/12 3:30 PM, Desheng Zheng wrote:

Thanks Justin!

about the Software inconsistency error: Inconsistent DD boundary staggering
limits!

I still have three concerts.

1. Is it ok, if i use grompp to generate the edr file in gromacs 4.5.5
environmentwith the gro file and top file which were builed under Gromacs
4.0.7 ?



Coordinate files and topologies are largely independent of version.  There was a 
reorganization of the force fields between 4.0.7 and 4.5, but you can easily 
work around such things.



2. In my protein-DPPC lipid membrane, I use the electric filed Ez is
0.3V/nm. whether is the value too high to induce the bowling up?



I don't know.  The easiest way to deduce the source of the problem is to do so 
scientifically.  Turn off the electric field, does the simulation run? 
Eliminate other factors systematically until you arrive at the root of the problem.



3. why do the generated  edr file in gromacs 4.5.5 environment larger than
the edr file in gromacs 4.0.7 environment, even with the same gro file and
top file and the same commands?



There have been changes to the .edr format and its contents to allow for more 
features.


-Justin

--


Justin A. Lemkul
Ph.D. Candidate
ICTAS Doctoral Scholar
MILES-IGERT Trainee
Department of Biochemistry
Virginia Tech
Blacksburg, VA
jalemkul[at]vt.edu | (540) 231-9080
http://www.bevanlab.biochem.vt.edu/Pages/Personal/justin


--
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RE: [gmx-users] help about Inconsistent DD boundary staggering limits

2012-04-26 Thread Desheng Zheng
Thanks Justin!

about the Software inconsistency error: Inconsistent DD boundary staggering 
limits!

I still have three concerts.

1. Is it ok, if i use grompp to generate the edr file in gromacs 4.5.5 
environmentwith the gro file and top file which were builed under Gromacs 
4.0.7 ?

2. In my protein-DPPC lipid membrane, I use the electric filed Ez is  0.3V/nm. 
whether is the value too high to induce the bowling up?

3. why do the generated  edr file in gromacs 4.5.5 environment larger than the 
edr file in gromacs 4.0.7 environment, even with the same gro file and top file 
and the same commands?

Best wishes,

Desheng





From: gmx-users-boun...@gromacs.org [gmx-users-boun...@gromacs.org] On Behalf 
Of Justin A. Lemkul [jalem...@vt.edu]
Sent: Thursday, April 26, 2012 3:05 PM
To: Discussion list for GROMACS users
Subject: Re: [gmx-users] help about Inconsistent DD boundary staggering
limits

On 4/26/12 2:52 PM, Desheng Zheng wrote:
 Hi Guys,

 I have done the simulation. The total steps is 500. At around 90 
 steps, the error information appear like the followings.

 Please give me some suggestions to fix it.


Based on the comment that precedes the error call in the code:

/* Make sure that the grid is not shifted too much */

I would assume that this means your system has simply become unstable and is
blowing up.

http://www.gromacs.org/Documentation/Terminology/Blowing_Up

-Justin

 Best wishes,

 Desheng

 --
 Program mdrun, VERSION 4.5.5
 Source code file: domdec.c, line: 3266

 Software inconsistency error:
 Inconsistent DD boundary staggering limits!
 For more information and tips for troubleshooting, please check the GROMACS
 website at http://www.gromacs.org/Documentation/Errors
 ---

 If it weren't for bad luck, we'd have no luck at all (The Unthanks)


 ---
 Program mdrun, VERSION 4.5.5
 Source code file: domdec.c, line: 3266

 Software inconsistency error:
 Inconsistent DD boundary staggering limits!
 For more information and tips for troubleshooting, please check the GROMACS
 website at http://www.gromacs.org/Documentation/Errors
 ---

 If it weren't for bad luck, we'd have no luck at all (The Unthanks)

 Error on node 102, will try to stop all the nodes
 Halting parallel program mdrun on CPU 102 out of 120
 Error on node 105, will try to stop all the nodes
 Halting parallel program mdrun on CPU 105 out of 120
 Error on node 51, will try to stop all the nodes
 Halting parallel program mdrun on CPU 51 out of 120

 ---
 Program mdrun, VERSION 4.5.5
 Source code file: domdec.c, line: 3266

 Software inconsistency error:
 Inconsistent DD boundary staggering limits!
 For more information and tips for troubleshooting, please check the GROMACS
 website at http://www.gromacs.org/Documentation/Errors
 ---

 If it weren't for bad luck, we'd have no luck at all (The Unthanks)

 Error on node 81, will try to stop all the nodes
 Halting parallel program mdrun on CPU 81 out of 120

 ---
 Program mdrun, VERSION 4.5.5
 Source code file: domdec.c, line: 3266

 Software inconsistency error:
 Inconsistent DD boundary staggering limits!
 For more information and tips for troubleshooting, please check the GROMACS
 website at http://www.gromacs.org/Documentation/Errors
 ---

 If it weren't for bad luck, we'd have no luck at all (The Unthanks)

 Error on node 63, will try to stop all the nodes
 Halting parallel program mdrun on CPU 63 out of 120

 ---
 Program mdrun, VERSION 4.5.5
 Source code file: domdec.c, line: 3266

 Software inconsistency error:
 Inconsistent DD boundary staggering limits!
 For more information and tips for troubleshooting, please check the GROMACS
 website at http://www.gromacs.org/Documentation/Errors
 ---

 If it weren't for bad luck, we'd have no luck at all (The Unthanks)

 Error on node 33, will try to stop all the nodes
 Halting parallel program mdrun on CPU 33 out of 120

 ---
 Program mdrun, VERSION 4.5.5
 Source code file: domdec.c, line: 3266

 Software inconsistency error:
 Inconsistent DD boundary staggering limits!
 For more information and tips for troubleshooting, please check the GROMACS
 website at http://www.gromacs.org/Documentation/Errors
 ---

 If it weren't for bad luck, we'd have no luck at all (The Unthanks)


 ---
 Program mdrun, VERSION