block_size {bigstatsr} | R Documentation |
Determine a correct value for the block.size parameter
Description
It determines the value of block.size
such that a matrix of doubles of
size n
x block.size
takes less memory than
getOption("bigstatsr.block.sizeGB")
GigaBytes (default is 1GB).
Usage
block_size(n, ncores = 1)
Arguments
n |
The number of rows. |
ncores |
The number of cores. |
Value
An integer >= 1.
Examples
block_size(1e3)
block_size(1e6)
block_size(1e6, 6)
[Package bigstatsr version 1.5.12 Index]