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# Linearize
Construct a linear, no-fork, best version of the blockchain.
## Step 1: Download hash list
$ ./linearize-hashes.py linearize.cfg > hashlist.txt
Required configuration file settings for linearize-hashes:
* RPC: rpcuser, rpcpassword
Optional config file setting for linearize-hashes:
* RPC: host, port
* Block chain: min_height, max_height
## Step 2: Copy local block data
$ ./linearize-data.py linearize.cfg
Required configuration file settings:
* "input": bitcoind blocks/ directory containing blkNNNNN.dat
* "hashlist": text file containing list of block hashes, linearized-hashes.py
output.
* "output_file": bootstrap.dat
or
* "output": output directory for linearized blocks/blkNNNNN.dat output
Optional config file setting for linearize-data:
* "netmagic": network magic number
* "max_out_sz": maximum output file size (default 1000*1000*1000)
* "split_year": Split files when a new year is first seen, in addition to
reaching a maximum file size.
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