getpagesize: Get page size information
In OHDSI/ff: Memory-Efficient Storage of Large Data on Disk and Fast Access Functions
Description
Usage
Arguments
Value
Author(s)
Examples
Description
The function is used for obtaining the natural OS-specific page size in Bytes.
getpagesize returns the OS-specific page size in Bytes for memory mapped files, while getdefaultpagesize returns a suggested page size.
getalignedpagesize returns the pagesize as a multiple of the OS-specific page size in Bytes, which is the correct way to specify pagesize in ff.
Usage
1
2
3
4
Arguments
pagesize
a desired pagesize in bytes
Value
An integer giving the page size in Bytes.
Author(s)
Daniel Adler, Jens Oehlschlägel
Examples
1
2
3
4
getpagesize()
getdefaultpagesize()
getalignedpagesize(2000000)
OHDSI/ff documentation built on May 7, 2019, 8:30 p.m.
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Description Usage Arguments Value Author(s) Examples
Description
The function is used for obtaining the natural OS-specific page size in Bytes.
getpagesize returns the OS-specific page size in Bytes for memory mapped files, while getdefaultpagesize returns a suggested page size.
getalignedpagesize returns the pagesize as a multiple of the OS-specific page size in Bytes, which is the correct way to specify pagesize in ff.
Usage
1 2 3 4 |
Arguments
pagesize |
a desired pagesize in bytes |
Value
An integer giving the page size in Bytes.
Author(s)
Daniel Adler, Jens Oehlschlägel
Examples
1 2 3 4 | getpagesize()
getdefaultpagesize()
getalignedpagesize(2000000)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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