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https://support.hdfgroup.org/HDF5/doc/cpplus_RM/class_h5_1_1_file_acc_prop_list.html#a0a8c753e6d36ea936a0095b9d935d35

 

where the defaults are (0,521 ,1048576 (bytes), 0.75).

I changed those parameters to (0, 2xchunk_size, 2xchunk_size (bytes), 1). These plots compare the reading speed from the default settings (top) to those with the increased cache size. In some cases the read speed increased (16 element fixed, 16 element variable, 1024 element variable) while decreasing for 1024 element fixed.

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