Github user s1monw commented on the issue:
https://github.com/apache/lucene-solr/pull/513
> Any sense of how much of RAM reduction this is over current impl?
I ran a very simple measurement on top of `BufferedUpdates` adding 10k
random updates with a constant seed. Here are the results:
Setup | master | patch | Percentage
------------ | ------------- | ------------ | -------------
RamBytesUsed Numeric/SameField/RandomValue/SameDocUpTo | 2783514 bytes |
549930 bytes | 19%
RamBytesUsed Numeric/SameField/RandomValue/RandomDocUpTo | 2783514 bytes |
593294 bytes | 21%
RamBytesUsed Numeric/SameField/SameValue | 2783514 bytes | 469546 bytes |
16%
RamBytesUsed Numeric/SameField/SameValue/RandomDocUpTo| 2783514 bytes |
512910 bytes | 18%
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