root file splitting and merging

From: donal0412 <donal0412_at_gmail.com>
Date: Sat, 5 Nov 2011 16:56:09 +0800


Hi ROOT experts and users,
I'm considering to use HDFS to store ROOT files and use map-reduce framework to process the files (reconstruction,analysis,MC). I wonder if it's possible to have an efficient way to split the ROOT file into fixed size(say 64M) , and merge some ROOT files into one file.

Thanks !
Donal Received on Sat Nov 05 2011 - 09:56:13 CET

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