24小时热门版块排行榜    

查看: 3451  |  回复: 18
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

小小鑫000

铁虫 (小有名气)

[求助] 用vasp优化Ni2团簇出现的问题! 已有1人参与

各位前辈,大家好:
最近用vasp优化Ni2团簇,将Ni2放到边长为13的立方体盒子中,Ni,Ni 键长为2.42,KPOINTS,gamma下的kmesh不知道取多少,
Automatic generation
Gamma
-     -    -
0.0 0.0 0.0
于是就分别取2到13进行KPOINTS的收敛性测试,取到9还正常,但没有收敛,但从10开始,机器计算出现异常,如下:--------------------------------------------------------
  JOBID: 46876.cn061
  The job was started at Thu Mar 27 11:48:27 CST 2014
  The job was running at cn012.
k mesh = 10 x 10 x 10
running on    4 nodes
distr:  one band on    1 nodes,    4 groups
vasp.5.2.12 26May11 complex
POSCAR found type information on POSCAR  Ni
POSCAR found :  1 types and       2 ions
LDA part: xc-table for Ceperly-Alder, standard interpolation
POSCAR, INCAR and KPOINTS ok, starting setup
FFT: planning ...(           1 )
WAVECAR not read
--------------------------------------------------------------------------
mpirun noticed that process rank 0 with PID 16304 on node cn012 exited on signal 9 (Killed).
--------------------------------------------------------------------------

real        1m4.034s
user        0m14.805s
sys        0m11.433s
k mesh = 11 x 11 x 11
running on    4 nodes
distr:  one band on    1 nodes,    4 groups
vasp.5.2.12 26May11 complex
POSCAR found type information on POSCAR  Ni
POSCAR found :  1 types and       2 ions
LDA part: xc-table for Ceperly-Alder, standard interpolation
POSCAR, INCAR and KPOINTS ok, starting setup
FFT: planning ...(           1 )
WAVECAR not read
--------------------------------------------------------------------------
mpirun noticed that process rank 0 with PID 16324 on node cn012 exited on signal 9 (Killed).
。。。
这是怎么回事?望高手指导,感激不尽!
回复此楼

» 本帖@通知

» 猜你喜欢

» 本主题相关价值贴推荐,对您同样有帮助:

好好研究,天天向上!
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

小小鑫000

铁虫 (小有名气)

引用回帖:
5楼: Originally posted by emilyoyang at 2014-03-28 21:18:37
是的   因为你的box边长取的很大 仅需gamma点即可...

谢谢前辈,我gamma下取111,进行encut的收敛性测试,结果机器运算出现异常,如下:
JOBID: 47025.cn061
  The job was started at Fri Mar 28 22:36:03 CST 2014
  The job was running at cn012.
ENCUT = 350 eV
running on    4 nodes
distr:  one band on    1 nodes,    4 groups
vasp.5.2.12 26May11 complex
POSCAR found type information on POSCAR  Ni
POSCAR found :  1 types and       2 ions
LDA part: xc-table for Ceperly-Alder, standard interpolation


VERY BAD NEWS! internal error in subroutine IBZKPT:
Tetrahedron method fails for NKPT<4. NKPT =       1


VERY BAD NEWS! internal error in subroutine IBZKPT:
Tetrahedron method fails for NKPT<4. NKPT =       1


VERY BAD NEWS! internal error in subroutine IBZKPT:


VERY BAD NEWS! internal error in subroutine IBZKPT:
Tetrahedron method fails for NKPT<4. NKPT =       1
Tetrahedron method fails for NKPT<4. NKPT =       1

real        0m1.609s
user        0m0.544s
sys        0m0.216s
这是怎么回事,但我取222,就能正常运算,但encut取从350取到500也没收敛,是怎么回事?
好好研究,天天向上!
6楼2014-03-29 10:43:42
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 19 个回答

emilyoyang

木虫 (正式写手)

【答案】应助回帖

★ ★ ★ ★ ★
感谢参与,应助指数 +1
小小鑫000: 金币+5 2014-03-28 20:15:53
你的错误原因 是内存不足
KPOINTS应该为  
Automatic generation
Gamma
1 1 1
0.0 0.0 0.0

你取的K点密度太高了!
2楼2014-03-28 19:56:19
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

小小鑫000

铁虫 (小有名气)

前辈,那意思就是说所有大小团簇优化,都是kpoint下的gamma都取111.不需要进行收敛性测试?

[ 发自手机版 http://muchong.com/3g ]
好好研究,天天向上!
3楼2014-03-28 20:18:38
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

小小鑫000

铁虫 (小有名气)

引用回帖:
2楼: Originally posted by emilyoyang at 2014-03-28 19:56:19
你的错误原因 是内存不足
KPOINTS应该为  
Automatic generation
Gamma
1 1 1
0.0 0.0 0.0

你取的K点密度太高了!

前辈,那意思就是说所有大小团簇优化,都是kpoint下的gamma都取111.不需要进行收敛性测试?

[ 发自手机版 http://muchong.com/3g ]
好好研究,天天向上!
4楼2014-03-28 20:19:09
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考博] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +3 zSbvVX9JFl9J 2026-11-09 4/200 2026-11-10 01:29 by FChKX8meu1ds
[考博] 27博士申请 +3 白白白ly 2026-11-09 3/150 2026-11-09 21:39 by szq0819
[考博] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +5 kvewwGtKktqB 2026-11-04 12/600 2026-11-09 13:26 by Equinoxhua
[考研] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +5 ttH3f1oA6ace 2026-11-04 15/750 2026-11-09 13:19 by Equinoxhua
[考研] 售SCI文章,我:8O.5.5.1O.54,科目全,可十急 +6 5sJFDKp2kwuI 2026-11-06 14/700 2026-11-09 11:52 by GwrQVVR6Oenx
[硕博家园] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +5 5sJFDKp2kwuI 2026-11-06 16/800 2026-11-09 11:47 by GwrQVVR6Oenx
[硕博家园] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 5sJFDKp2kwuI 2026-11-06 10/500 2026-11-09 08:00 by IhnEQauGmT3K
[考研] 售SCI一区T0P文章,我:8O.55.1.O.54,科目全,可伽急 +3 5sJFDKp2kwuI 2026-11-06 12/600 2026-11-09 06:32 by l48hFd8Nwae2
[公派出国] 售SCI一区文章,我:8.O.55.1.O.54,科目齐全,可伽急 +4 5sJFDKp2kwuI 2026-11-06 8/400 2026-11-09 00:14 by l48hFd8Nwae2
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +4 5sJFDKp2kwuI 2026-11-06 8/400 2026-11-08 23:01 by l48hFd8Nwae2
[教师之家] 售SCI一区T0P文章,我:8.O.55.1.O.5.4,科目全,可+急 +5 5sJFDKp2kwuI 2026-11-06 9/450 2026-11-08 22:46 by l48hFd8Nwae2
[教师之家] 延安大学回应“副教授留绝笔信”:确已离世,正核实举报内容 +3 yexuqing 2026-11-04 5/250 2026-11-07 13:22 by 苏东坡二世
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O.54,科目齐全,可+急 +5 ttH3f1oA6ace 2026-11-04 10/500 2026-11-06 16:12 by 5sJFDKp2kwuI
[硕博家园] 售SCI一区文章,我:8O5.5.1.O5.4,科目全,可伽急 +4 ttH3f1oA6ace 2026-11-04 11/550 2026-11-06 16:10 by 5sJFDKp2kwuI
[公派出国] 售SCI一区文章,我:8.O.551.O.5.4,科目全,可伽急 +6 ttH3f1oA6ace 2026-11-04 12/600 2026-11-06 16:10 by 5sJFDKp2kwuI
[公派出国] 售SCI一区T0P文章,我:8.O.55.1.O54,科目全,可伽急 +5 kvewwGtKktqB 2026-11-04 14/700 2026-11-06 05:10 by qL1cU46YIdK0
[考博] 售一区SCI文章T0P,我:8O.551.O54,科目全,可十急 +4 ttH3f1oA6ace 2026-11-04 7/350 2026-11-06 02:13 by qL1cU46YIdK0
[考研] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 ttH3f1oA6ace 2026-11-04 10/500 2026-11-06 02:04 by qL1cU46YIdK0
[硕博家园] 售SCI-T0P文章,我:8O.5.5.1.O.54,科目齐全,可+急 +3 ttH3f1oA6ace 2026-11-04 9/450 2026-11-06 02:02 by qL1cU46YIdK0
[硕博家园] 售SCI一区T0P文章,我:8.O55.1.O.54,科目全,可十急 +4 hNpp4Y2CGvSC 2026-11-04 12/600 2026-11-06 01:53 by qL1cU46YIdK0
信息提示
请填处理意见