那是不是有包错信息，你可以截图看看的额，不然不知道什么原因；
可能是你的输入文件有问题吧，你吧你的输入文件都打开看看的；
老师好，我在做群里遗传进化算pca时，得到的文件都是0。但是没有报错
这是输入的vcf文件，200万个SNP
nohup文件信息：PLINK v1.90b4.6 64-bit (15 Aug 2017) www.cog-genomics.org/plink/1.9/
(C) 2005-2017 Shaun Purcell, Christopher Chang GNU General Public License v3
Logging to plink_pca.log.
Options in effect:
--allow-extra-chr
--out plink_pca
--pca 10
--set-missing-var-ids @:#
--vcf /work/00.filter/merged_all.vcf
--vcf-half-call missing
30310 MB RAM detected; reserving 15155 MB for main workspace.
--vcf: 1k variants complete.
--vcf: 2k variants complete.
--vcf: 3k variants complete.
--vcf: 4k variants complete.
--vcf: 5k variants complete.
--vcf: 6k variants complete.
--vcf: 7k variants complete.
--vcf: 8k variants complete.
--vcf: 9k variants complete.
--vcf: 10k variants complete.
--vcf: 11k variants complete.
--vcf: 12k variants complete.
...
2044980 markers complete.
2045040 markers complete.
2045100 markers complete.
2045160 markers complete.
2045220 markers complete.
2045265 markers complete.
Relationship matrix calculation complete.
[extracting eigenvalues and eigenvectors]
--pca: Results saved to plink_pca.eigenval and plink_pca.eigenvec .
报错：
PLINK v1.90b4.6 64-bit (15 Aug 2017) www.cog-genomics.org/plink/1.9/
(C) 2005-2017 Shaun Purcell, Christopher Chang GNU General Public License v3
Logging to plink_pca.log.
Options in effect:
--allow-extra-chr
--out plink_pca
--pca 10
--set-missing-var-ids @:#
--vcf /work/00.filter/merged_all.vcf.gz
--vcf-half-call missing
30310 MB RAM detected; reserving 15155 MB for main workspace.
--vcf: plink_pca-temporary.bed + plink_pca-temporary.bim +
plink_pca-temporary.fam written.
2045265 variants loaded from .bim file.
2045265 missing IDs set.
684 people (0 males, 0 females, 684 ambiguous) loaded from .fam.
Ambiguous sex IDs written to plink_pca.nosex .
Using up to 23 threads (change this with --threads).
Before main variant filters, 684 founders and 0 nonfounders present.
Calculating allele frequencies... done.
Total genotyping rate is 0.391328.
2045265 variants and 684 people pass filters and QC.
Note: No phenotypes present.
Relationship matrix calculation complete.
--pca: Results saved to plink_pca.eigenval and plink_pca.eigenvec .
