blosc: increase blocksize to 16kiB

This commit is contained in:
Thomas Waldmann 2015-03-27 21:40:11 +01:00
parent 7c66779345
commit 32fa83c156

View file

@ -210,7 +210,7 @@ class BLOSCCompressor(object):
raise NotImplemented("%s compression needs blosc from PyPi" % self.CNAME)
if self.CNAME not in blosc.compressor_list():
raise NotImplemented("%s compression is not supported by blosc" % self.CNAME)
blosc.set_blocksize(8192) # maybe 8 threads processing a 64KB chunks -> 8KB block
blosc.set_blocksize(16384) # 16kiB is the minimum, so 64kiB are enough for 4 threads
def _get_level(self):
raise NotImplemented