24小时热门版块排行榜

返回列表

当前只显示满足指定条件的回帖，点击这里查看本话题的所有回帖

峰回路转1

银虫 (初入文坛)

应助: 0 (幼儿园)
金币: 283
帖子: 28
在线: 84.9小时
虫号: 2102460

[交流] 最近用高斯计算a-Fe2o3晶体，总是出现l302.exe错误

最近用高斯计算a-Fe2o3晶体，总是出现l302.exe错误。应该是提示内存不够。我是用的是linux系统6G内存的。想问下计算这个构型需要多大的内存。希望不吝赐教！
%chk=/home/zhang/chk/afe2o3.chk
%mem=1500mw
%nprocshared=4
# opt freq b3lyp/6-31g(d) pbc temperature=293 nosymm

Title Card Required

0 1
Fe                0.00000000 0.00000000 4.89319160
O                1.54112420 0.00000000 3.44300000
Fe                0.00000000 0.00000000 1.99280840
Fe                0.00000000 0.00000000 8.87880840
Fe                0.00000000 0.00000000 11.77919160
Fe                2.51900000 1.45434533 9.48385827
Fe                2.51900000 1.45434533 6.58347507
Fe                2.51900000 1.45434533 13.46947507
Fe                2.51900000 1.45434533 2.59785827
Fe                0.00000000 2.90869066 0.30252493
Fe                0.00000000 2.90869066 11.17414173
Fe                0.00000000 2.90869066 4.28814173
Fe                0.00000000 2.90869066 7.18852493
O                -0.77056210 1.33465271 3.44300000
O                1.74843790 3.02838328 3.44300000
O                3.49687580 0.00000000 10.32900000
O                -1.74843790 3.02838328 10.32900000
O                0.77056210 1.33465271 10.32900000
O                4.06012420 1.45434533 8.03366667
O                1.74843790 2.78899804 8.03366667
O                1.74843790 0.11969262 8.03366667
O                0.97787580 1.45434533 1.14766667
O                3.28956210 0.11969262 1.14766667
O                3.28956210 2.78899804 1.14766667
O                1.54112420 2.90869066 12.62433333
O                -0.77056210 4.24334336 12.62433333
O                -0.77056210 1.57403795 12.62433333
O                -1.54112420 2.90869066 5.73833333
O                0.77056210 1.57403795 5.73833333
O                0.77056210 4.24334336 5.73833333
Tv                5.03800000 0.00000000 0.00000000
Tv             -2.51900000 4.36303598 0.00000000
Tv                0.00000000 0.00000000 13.77200000

回复此楼

» 猜你喜欢

有没有LIMS客户的资源，求推荐已经有0人回复
福州大学梁宇航副教授招收2026年申核制博士研究生/硕士研究生（理论计算方向）已经有21人回复
物理化学论文润色/翻译怎么收费? 已经有285人回复
福州大学梁宇航副教授招收2026年申核制博士研究生/硕士研究生（理论计算方向）已经有20人回复
深圳理工大学招聘AI4Science与分子模拟方向科研人员已经有0人回复
中国科学院成都山地灾害与环境研究所2026年特别研究助理（博士后）招聘启事已经有0人回复
全奖博士英国利物浦大学 × 台湾清华大学联合培养已经有0人回复
寻博导已经有10人回复
26申博求博导-第一性原理/计算化学-可提前进组已经有0人回复

» 抢金币啦！回帖就可以得到:

查看全部散金贴

1楼 2013-05-14 22:54:54

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

峰回路转1

银虫 (初入文坛)

应助: 0 (幼儿园)
金币: 283
帖子: 28
在线: 84.9小时
虫号: 2102460

引用回帖:

5楼: Originally posted by beefly at 2013-05-15 20:09:33
因为用了杂化泛函，即换成平面波程序也非常耗时。用纯GGA+密度拟合可以降低计算量，但是纯GGA计算3d金属不可靠。不如改用LDA+U方法。

请问计算aFe2O3晶体真的这么耗内存吗？之前看过别人又算68个原子的。我这个才30个。而且1500MW已经不小吧？
还有下面的错误，希望帮帮忙！！
%chk=/home/zhang/chk/afe2o3.chk
%mem=1500mw
%nprocshared=4
# opt freq b3lyp/6-31g nosymm pbc

Title Card Required

0 1
Fe                0.00000000 0.00000000 4.89319160
O                1.54112420 0.00000000 3.44300000
Fe                0.00000000 0.00000000 1.99280840
Fe                0.00000000 0.00000000 8.87880840
Fe                0.00000000 0.00000000 11.77919160
Fe                2.51900000 1.45434533 9.48385827
Fe                2.51900000 1.45434533 6.58347507
Fe                2.51900000 1.45434533 13.46947507
Fe                2.51900000 1.45434533 2.59785827
Fe                0.00000000 2.90869066 0.30252493
Fe                0.00000000 2.90869066 11.17414173
Fe                0.00000000 2.90869066 4.28814173
Fe                0.00000000 2.90869066 7.18852493
O                -0.77056210 1.33465271 3.44300000
O                1.74843790 3.02838328 3.44300000
O                3.49687580 0.00000000 10.32900000
O                -1.74843790 3.02838328 10.32900000
O                0.77056210 1.33465271 10.32900000
O                4.06012420 1.45434533 8.03366667
O                1.74843790 2.78899804 8.03366667
O                1.74843790 0.11969262 8.03366667
O                0.97787580 1.45434533 1.14766667
O                3.28956210 0.11969262 1.14766667
O                3.28956210 2.78899804 1.14766667
O                1.54112420 2.90869066 12.62433333
O                -0.77056210 4.24334336 12.62433333
O                -0.77056210 1.57403795 12.62433333
O                -1.54112420 2.90869066 5.73833333
O                0.77056210 1.57403795 5.73833333
O                0.77056210 4.24334336 5.73833333
Tv                5.03800000 0.00000000 0.00000000
Tv             -2.51900000 4.36303598 0.00000000
Tv                0.00000000 0.00000000 13.77200000
输出如下
Symmetry turned off:
Cannot cope with ghost atoms or with translation vectors.
Stoichiometry Fe12O18
Framework group  C1[X(Fe12O18)]
Deg. of freedom 84
Full point group                C1    NOp 1
Standard basis: 6-31G (6D, 7F)
Integral buffers will be 131072 words long.
Raffenetti 1 integral format.
Two-electron integral symmetry is turned off.
510 basis functions,  1524 primitive gaussians, 510 cartesian basis functions
228 alpha electrons    228 beta electrons
   nuclear repulsion energy    11621.5473368838 Hartrees.
NAtoms= 30 NActive= 30 NUniq= 30 SFac= 7.50D-01 NAtFMM= 80 NAOKFM=F Big=F
FOutLm=  100.00.
Periodicity:                         1             1             1
Max integer dimensions:             13             13             4
PBC vector 1 X=    9.5204 Y= 0.0000 Z= 0.0000
PBC vector 2 X= -4.7602 Y= 8.2449 Z= 0.0000
PBC vector 3 X=    0.0000 Y= 0.0000 Z= 26.0253
  Recp vector 1 X=    0.1050 Y= 0.0606 Z= 0.0000
  Recp vector 2 X=    0.0000 Y= 0.1213 Z= 0.0000
  Recp vector 3 X=    0.0000 Y= 0.0000 Z= 0.0384
Generated k point mesh (from -Pi to Pi):
K space mesh: X=    28 Y=    28 Z=    10
A half-cell shift: 0
Using k point mesh (from -Pi to Pi):
K space mesh: X=    28 Y=    28 Z=    10
A half-cell shift: 0
CountK=T Total number of k points:    0
CountK=T Total number of k points: 3924
One-electron integrals computed using PRISM.
NBasis= 510 RedAO= T  NBF= 510
NBsUse= 509 1.00D-06 NBFU= 509
Not enough memory for dipole integrals, short by  3078358905 words.
Harris functional with IExCor=  205 diagonalized for initial guess.
RepCel:  MaxNCR= 1543 NClRep= 1543 NMtPBC= 3973.
HarFok:  IExCor=  205 AccDes= 0.00D+00 IRadAn=       0 IDoV= 2
ScaDFX=  1.000000  1.000000  1.000000  1.000000
Dimensions of /B2/ exceeded in AtP2B2.
Error termination via Lnk1e in /home/zhang/g09/l401.exe at Tue May 14 09:35:29 2013.
Job cpu time:  2 days 16 hours 34 minutes 50.7 seconds.
File lengths (MBytes):  RWF=  43483 Int=    0 D2E=    0 Chk=    1 Scr=    1
没有查到过类似的错误，急呀！！

赞一下

回复此楼

6楼2013-05-15 21:01:40

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖

查看全部 9 个回答

峰回路转1

银虫 (初入文坛)

应助: 0 (幼儿园)
金币: 283
帖子: 28
在线: 84.9小时
虫号: 2102460

Symmetry turned off by external request.
Symmetry turned off:
Cannot cope with ghost atoms or with translation vectors.
Stoichiometry Fe12O18
Framework group  C1[X(Fe12O18)]
Deg. of freedom 84
Full point group                C1    NOp 1
Standard basis: 6-31G(d) (6D, 7F)
Integral buffers will be 131072 words long.
Raffenetti 2 integral format.
Two-electron integral symmetry is turned off.
702 basis functions,  1752 primitive gaussians, 738 cartesian basis functions
228 alpha electrons    228 beta electrons
   nuclear repulsion energy    11621.5473368838 Hartrees.
NAtoms= 30 NActive= 30 NUniq= 30 SFac= 7.50D-01 NAtFMM= 80 NAOKFM=F Big=F
FOutLm=  100.00.
Periodicity:                         1             1             1
Max integer dimensions:             13             13             4
PBC vector 1 X=    9.5204 Y= 0.0000 Z= 0.0000
PBC vector 2 X= -4.7602 Y= 8.2449 Z= 0.0000
PBC vector 3 X=    0.0000 Y= 0.0000 Z= 26.0253
  Recp vector 1 X=    0.1050 Y= 0.0606 Z= 0.0000
  Recp vector 2 X=    0.0000 Y= 0.1213 Z= 0.0000
  Recp vector 3 X=    0.0000 Y= 0.0000 Z= 0.0384
Generated k point mesh (from -Pi to Pi):
K space mesh: X=    28 Y=    28 Z=    10
A half-cell shift: 0
Using k point mesh (from -Pi to Pi):
K space mesh: X=    28 Y=    28 Z=    10
A half-cell shift: 0
CountK=T Total number of k points:    0
CountK=T Total number of k points: 3924
Out-of-memory error in routine STVDrv-2 (IEnd= 2166817603 MxCore=    524288000)
Use %mem=2067MW to provide the minimum amount of memory required to complete this step.
Error termination via Lnk1e in /home/zhang/g09/l302.exe at Tue May 14 22:46:44 2013.
Job cpu time:  0 days  0 hours  0 minutes 40.7 seconds.
File lengths (MBytes):  RWF=    32 Int=    0 D2E=    0 Chk=    1 Scr=    1

赞一下

回复此楼

2楼2013-05-14 22:58:38

已阅回复此楼关注TA 给TA发消息送TA红花 TA的回帖