Set parameters for the raw data chunk cache

Set parameters for the raw data chunk cache

Usage

H5Pset_chunk_cache(h5plist, rdcc_nslots, rdcc_nbytes, rdcc_w0)

Arguments

h5plist

Object of class H5IdComponent representing a dataset access property list.

rdcc_nslots

Integer defining the number of chunk slots in the raw data chunk cache for this dataset.

rdcc_nbytes

Integer setting the total size of the raw data chunk cache for this dataset in bytes. In most cases increasing this number will improve performance, as long as you have enough free memory. The default size is 1 MB

rdcc_w0

Numeric value defining the chunk preemption policy. Must be between 0 and 1 inclusive.