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# Test runs
## Using --min-cluster-size
Skipping writes of single element clusters cuts clustering from ~42h to ~22h.
```
$ time zstdcat -T0 release_export_expanded.json.zst | \
TMPDIR=/bigger/tmp python -m fuzzycat cluster --min-cluster-size 2 \
--tmpdir /bigger/tmp -t tsandcrawler | \
zstd -c9 > cluster_tsandcrawler_min_cluster_size_2.json.zst
...
max cluster size cut off for: 雜報その1
max cluster size cut off for: 雜録
2020-11-27 18:31:39.825 DEBUG __main__ - run_cluster: {"key_fail": 0, "key_ok":
154202433, "key_empty": 942, "key_denylist": 0, "num_clusters": 11763096}
real 1328m46.994s
user 1088m6.837s
sys 98m17.501s
```
We find 11763096 clusters, 16GB compressed (zstdcat takes about 5min,
sequential read at 50M/s).
```
$ time zstdcat -T0 cluster_tsandcrawler_min_cluster_size_2.json.zst | \
python -m fuzzycat verify | \
zstd -T0 -c9 > cluster_tsandcrawler_min_cluster_size_2_verify.tsv.zst
```
The cluster size distribution is:
```
9086522 2
1486742 3
506125 4
211335 5
126678 6
67592 7
47085 8
32587 9
23975 10
19153 11
16318 12
12167 100
12051 13
10345 14
8687 15
7418 16
6655 17
6451 18
5233 19
4865 20
```
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