Memory allocation error
HI I am runnig WGCNA code for calculating co expression adjacency Matrix but I am getting this error I am running this scrip in C directory and it has 60 Gb free space so why it still gives this error
> coexpression<-adjacency(data)
Error: cannot allocate vector of size 28.7 Gb
In addition: Warning messages:
1: In cor(datExpr, use = "p") :
Reached total allocation of 3810Mb: see help(memory.size)
2: In cor(datExpr, use = "p") :
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Azhar •
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Azhar •
1 answer
To be more explicit, it seems you're using a computer with only 4Gb of RAM but your data requires 29 Gb so try running your analysis on a computer with 32 Gb of RAM. Note that if you're using a 32bit version of Windows, you can only use at most 4 Gb even if the computer has more.
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The 3810Mb limit it's referring to is RAM, not disk space.
Thanks andrew but what is the mean of
cannot allocate vector size 28.7 Gb
Hello Azhar!
It appears that your post has been cross-posted to another site: https://support.bioconductor.org/p/93818/
This is typically not recommended as it runs the risk of annoying people in both communities.