Re: Problem "incorrect header format", but only on SUN SunFire V440 server.

From: christer eriksson <agkbill_at_gmail.com>
Date: Tue, 17 Jan 2012 17:52:33 +0100

Hi Max,

I am unfortunately not familiar with big-endian and little-endian.
How do I find out? Will google and se what I can find on V440.

/Christer






On 01/17/2012 05:47 PM, max kondel wrote:
> Hi Christer,
>
> Is V440 big-endian and your IC file little-endian?
>
> -Max
>
> On Tue, Jan 17, 2012 at 11:35 AM, Christer Eriksson <agkbill_at_gmail.com
> <mailto:agkbill_at_gmail.com>> wrote:
>
>
>
>
> Dear GADGET2 users,
>
> I have been following a guide at
> "http://astrobites.com/2011/06/11/running-your-first-sph-simulation/"
> as well as instructions at "http://www.mpa-garching.mpg.de/gadget/".
>
> I never managed to get Linux up and running OK on the server,
> tried with Gentoo but it was always something that did not work.
> FreeBSD and OpenBSD on the outher hand was very easy to get up and
> running.
>
> I have managed to install and build GADGET2 but have problems.
>
> When I start a simulation on my SunFire V440 it looks like this:
>
> ------------------------------------------------------------------------------------------------------------
> [christer_at_V440 /usr/home/christer/GADGET2/SICtest]$ mpirun -np 4
> ./Gadget2 15/SIC_015.param
>
> This is Gadget, version `2.0'.
>
> Running on 4 processors.
> application called MPI_Abort(MPI_COMM_WORLD, 890) - process 0
> rank 0 in job 1 V440_51366 caused collective abort of all ranks
> exit status of rank 0: killed by signal 9
>
> Allocated 25 MByte communication buffer per processor.
>
> Communication buffer has room for 436906 particles in gravity
> computation
> Communication buffer has room for 204800 particles in density
> computation
> Communication buffer has room for 163840 particles in hydro
> computation
> Communication buffer has room for 163840 particles in domain
> decomposition
>
>
> Hubble (internal units) = 3.49333e-06
> G (internal units) = 1.23414
> UnitMass_in_g = 1.98992e+33
> UnitTime_in_s = 1.07793e+12
> UnitVelocity_in_cm_per_s = 46385.2
> UnitDensity_in_cgs = 1.59194e-17
> UnitEnergy_in_cgs = 4.28148e+42
>
> incorrect header format
> task 0: endrun called with an error level of 890
>
>
> [christer_at_V440 /usr/home/christer/GADGET2/SICtest]$
> ---------------------------------------------------------------------------------------------------------------
>
>
> Then I copy the Makefile to my Linux PC and also the SICtest/15
> folder with following files:
>
> SIC_015.dat
> SIC_015.param-usedvalues
> energy.txt
> parameters-usedvalues
> SIC_015.param
> cpu.txt
> info.txt
> timings.txt
>
>
>
> ###############################################
>
>
>
> Now everything runs OK, starting with:
>
> [christer_at_Arch SICtest]$ mpirun -np 2 ./Gadget2 15/SIC_015.param
>
> This is Gadget, version `2.0'.
>
> Running on 2 processors.
>
> Allocated 25 MByte communication buffer per processor.
>
> Communication buffer has room for 436906 particles in gravity
> computation
> Communication buffer has room for 204800 particles in density
> computation
> Communication buffer has room for 163840 particles in hydro
> computation
> Communication buffer has room for 163840 particles in domain
> decomposition
>
>
> Hubble (internal units) = 3.49333e-06
> G (internal units) = 1.23414
> UnitMass_in_g = 1.98992e+33
> UnitTime_in_s = 1.07793e+12
> UnitVelocity_in_cm_per_s = 46385.2
> UnitDensity_in_cgs = 1.59194e-17
> UnitEnergy_in_cgs = 4.28148e+42
>
>
> Allocated 1.59375 MByte for particle storage. 68
>
> Allocated 1.96875 MByte for storage of SPH data. 84
>
>
> reading file `./15/SIC_015.dat' on task=0 (contains 32768 particles.)
> distributing this file to tasks 0-1
> Type 0 (gas): 32768 (tot= 0000032768) masstab=0
> Type 1 (halo): 0 (tot= 0000000000) masstab=0
> Type 2 (disk): 0 (tot= 0000000000) masstab=0
> Type 3 (bulge): 0 (tot= 0000000000) masstab=0
> Type 4 (stars): 0 (tot= 0000000000) masstab=0
> Type 5 (bndry): 0 (tot= 0000000000) masstab=0
>
> reading done.
> Total number of particles : 0000032768
>
> allocated 0.0762939 Mbyte for ngb search.
>
> Allocated 2.22545 MByte for BH-tree. 68
>
> domain decomposition...
> NTopleaves= 120
> work-load balance=1.00043 memory-balance=1.00043
> exchange of 0000016413 particles
> domain decomposition done.
> begin Peano-Hilbert order...
> Peano-Hilbert done.
> Begin Ngb-tree construction.
> Ngb-Tree contruction finished
> ngb iteration 1: need to repeat for 0000030189 particles.
> ngb iteration 2: need to repeat for 0000004023 particles.
> ngb iteration 3: need to repeat for 0000003197 particles.
> ngb iteration 4: need to repeat for 0000002915 particles.
> ngb iteration 5: need to repeat for 0000001626 particles.
>
> Setting next time for snapshot file to Time_next= 0
>
>
> writing snapshot file...
> done with snapshot.
>
> Setting next time for snapshot file to Time_next= 0.0025
>
>
> Begin Step 0, Time: 0, Systemstep: 0
> domain decomposition...
> NTopleaves= 120
> work-load balance=1.00043 memory-balance=1.00043
> domain decomposition done.
> begin Peano-Hilbert order...
> Peano-Hilbert done.
> Start force computation...
> Tree construction.
> Tree construction done.
> Begin tree force.
>
>
> ######################################
>
>
>
>
> Any idea why it does not work on the SUN server?
>
> All input most appreciated, would be great to get GADGET2 up and
> running OK.
>
>
> Thank you.
>
> Best reagrds,
> /Christer
>
>
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Received on 2012-01-17 17:52:50

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