[R] Error: cannot allocate vector of size 64.0 Mb When Using Read.zoo()

[Uwe Ligges]

On 10.03.2015 04:16, 李倩雯 wrote:
> Hi all,
>
> *Problem Description*
> I encountered the *Error: cannot allocate vector of size 64.0 Mb* when I
> was using read.zoo to convert a data.frame called 'origin' to zoo object
> named 'target'
>
> *About the Data & Code*
> My data frame(origin) contains 5340191 obs. of 3 variables[Data,
> Numeric,Character]
> The code looks like
> *target<-read.zoo(origin,format="%m/%d/%Y",index.column=1,split=3)*
>
> *SessionInfo:*
> R version 3.1.2 (2014-10-31)
> Platform: x86_64-w64-mingw32/x64 (64-bit)
> Installed memory: 4.00 GB (3.82 GB usable)
> Result of memory.size() : 3812.85

I guess you have lots of stuff in your workspace? Clean that uop and try 
again.

Best,
Uwe Ligges


>
> I try to calculate the required memory but I don't know what are the
> operations in such conversion process. Therefore I have no idea if my data
> is too mass to handle or I was using a low efficient method. Can anyone
> help me with this problem?
>
> By the way, as this is the first time I turn to mailing list for help, I am
> not sure if I ask in the right manner. Please tell me if any
> suggestions.Thank you.
>
>
> Best regards,
> Jasmine
>
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>
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