[CPMD-list] Memory

Ari.P.Seitsonen at iki.fi Ari.P.Seitsonen at iki.fi
Tue Apr 15 18:32:01 CEST 2003


Dear Sergey,

  If you look at the generated lattice vectors A1,A2,A3 you'll see
that they are HUGE; the input for the keyword "CELL" in the
orthorhombic case are

 a b/a c/a 0 0 0

Or you can give the absolute lattice vectors ("CELL ABSOLUTE"), please
check up the exact syntax in the manual.

  BTW as a hint, you can see in 'latgen.F' how the lattice vectors are
generated.

    Greetings from the sunny & warm Zurich!,

       apsi

> From: "Sergey" <proffess at mail.ru>
> Reply-To: "Sergey" <proffess at mail.ru>
> Date: Tue, 15 Apr 2003 19:47:06 +0400
> 
> Dear CPMD users,
> 
> I ran my example (120 atoms of carbon in unit cell). I got the message:
> 
> 
>     >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
>     >    CARBON LDA-PSEUDOPOTENTIAL (GOEDECKER TYPE)           >
>     >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
> 
>  ****************************************************************
>  *   ATOM       MASS   RAGGIO NLCC              PSEUDOPOTENTIAL *
>  *      C    12.0112   1.2000   NO   GOEDECKER      S  NONLOCAL *
>  *                                                  P     LOCAL *
>  ****************************************************************
> 
> 
>  PARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARA
>   NCPU     NGW     NHG  PLANES  GXRAYS  HXRAYS ORBITALS Z-PLANES
>      0  220504 1763614      16   21089   84373      60       1
>      1  220506 1763741      16   21088   84374      60       1
>      2  220510 1763763      16   21088   84374      60       1
>      3  220512 1763868      16   21088   84372      60       1
>                 G=0 COMPONENT ON PROCESSOR :     0
>  PARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARA
> 
>  ***    LOADPA| PROGSIZE DATA=  83.38 MByte  /  STACK=   0.03 MByte
>  ***     RGGEN| PROGSIZE DATA= 122.88 MByte  /  STACK=   0.03 MByte
> 
>  ************************** SUPERCELL ***************************
>  SYMMETRY:                                           ORTHORHOMBIC
>  POINT GROUP :                           [ORTHORHOMBIC]   m (c1h)
>  LATTICE CONSTANT(a.u.):                                 16.64849
>  CELL DIMENSION:  16.6485  8.6740 12.6010  0.0000  0.0000  0.0000
>  VOLUME(OMEGA IN BOHR^3):                            504369.32080
>  LATTICE VECTOR A1(BOHR):           16.6485     0.0000     0.0000
>  LATTICE VECTOR A2(BOHR):            0.0000   144.4090     0.0000
>  LATTICE VECTOR A3(BOHR):            0.0000     0.0000   209.7876
>  RECIP. LAT. VEC. B1(2Pi/BOHR):      0.0601     0.0000     0.0000
>  RECIP. LAT. VEC. B2(2Pi/BOHR):      0.0000     0.0069     0.0000
>  RECIP. LAT. VEC. B3(2Pi/BOHR):      0.0000     0.0000     0.0048
>  REAL SPACE MESH:                    64          576          800
>  WAVEFUNCTION CUTOFF(RYDBERG):                           35.00000
>  DENSITY CUTOFF(RYDBERG):          (DUAL= 4.00)         140.00000
>  NUMBER OF PLANE WAVES FOR WAVEFUNCTION CUTOFF:            882032
>  NUMBER OF PLANE WAVES FOR DENSITY CUTOFF:                7054986
>  NUMBER OF PLANE WAVES FOR BROYDEN MIXING:                1763614
>  ****************************************************************
> 
>  ***  RINFORCE| PROGSIZE DATA= 165.00 MByte  /  STACK=   0.03 MByte
>  ***    FFTPRP| PROGSIZE DATA= 409.75 MByte  /  STACK=   0.03 MByte
> 
>  GENERATE ATOMIC BASIS SET
>       C        SLATER ORBITALS
>         2S        ALPHA=   1.6083      OCCUPATION= 2.00
>         2P        ALPHA=   1.5679      OCCUPATION= 2.00
> 
> 
>  INITIALIZATION TIME:                              353.36 SECONDS
> 
> 
>  ****************************************************************
>  PROCESSOR     0 ALLOCATION OF   105841920 WORDS OF MEMORY FAILED
>  ****************************************************************
> 
>  ***    MEMORY| PROGSIZE DATA= 437.94 MByte  /  STACK=   0.03 MByte
> 
>  ================================================================
>                       BIG MEMORY ALLOCATIONS
>  C2             105841928                C0             105841928
>  YF              15714018                XF              15714018
>  GK               5290842                SCG              3527228
>  INYH             3174745                HG               2116496
>  HO               1763868                HX               1763868
>  ----------------------------------------------------------------
>  [PEAK NUMBER   60]      PEAK MEMORY    268654631 = 2149.2 MBytes
>  ================================================================
> 
> 
>  PROGRAM STOPS IN SUBROUTINE MEMORY| ALLOCATION FAILED (PME) [PROC=   0]
> 
>  ****************************************************************
>  PROCESSOR     2 ALLOCATION OF   105844800 WORDS OF MEMORY FAILED
>  ****************************************************************
> 
>  ***    MEMORY| PROGSIZE DATA= 438.00 MByte  /  STACK=   0.02 MByte
> 
>  ================================================================
>                       BIG MEMORY ALLOCATIONS
>  C2             105844808                C0             105844808
>  YF              15714018                XF              15714018
>  GK               5291289                SCG              3527526
>  INYH             3174745                HG               2116496
>  HO               1763868                HX               1763868
>  ----------------------------------------------------------------
>  [PEAK NUMBER   62]      PEAK MEMORY    268671913 = 2149.4 MBytes
>  ================================================================
> 
> 
>  PROGRAM STOPS IN SUBROUTINE MEMORY| ALLOCATION FAILED (PME) [PROC=   2]
> 
>  ****************************************************************
>  PROCESSOR     3 ALLOCATION OF    52951680 WORDS OF MEMORY FAILED
>  ****************************************************************
> 
>  ***    MEMORY| PROGSIZE DATA= 438.38 MByte  /  STACK=   0.02 MByte
> 
>  ================================================================
>                       BIG MEMORY ALLOCATIONS
>  C2             105845768                C0             105845768
>  PME            105845760                PSI             15714018
>  YF              15714018                XF              15714018
>  RHOE             7857009                GK               5291604
>  SCG              3527736                INYH             3174745
>  ----------------------------------------------------------------
>  [PEAK NUMBER   69]      PEAK MEMORY    398351620 = 3186.8 MBytes
>  ================================================================
> 
> 
>  PROGRAM STOPS IN SUBROUTINE MEMORY| ALLOCATION FAILED (SCR) [PROC=   3]
> mpid: MPI Application exited before MPI_Finalize() with status 231
> mpirun exits with status: 231/users/sergey/CPMD-3.7.1/work/c120 5 %
> 
> I have 4 processors and 16GB RAM. Is it not enough?
> 
> Thanks.
> Sergey
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> 

-- 
-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-=*=-
 Ari Paavo Seitsonen / Ari.P.Seitsonen at iki.fi / http://www.iki.fi/~apsi/
 Tel +41 1 635 44 97 / Fax +41 1 635 68 38 / GSM +41 79 719 09 35      
 Anschrift: Physikalisch Chemisches Institut (PCI), Universität Zürich (UniZh)
 Indirizzo: Winterthurerstraße 190, CH-8057 Zürich
 Address:   Schweiz / Svizzera / Suisse / Svizra / Switzerland



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