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Lazy primitive group deserialization #309
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What is GC pressure and primitive group? |
https://github.com/onthegomap/planetiler/actions/runs/2753288275 ℹ️ Base Logs c14be44
ℹ️ This Branch Logs 4d609e8
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I didn't think anyone would read this 😉 ! Updated the description, does that make more sense now? |
Kudos, SonarCloud Quality Gate passed! |
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LongHashSet
with more memory-efficientRoaring64Bitmap
for storing IDs of ways that are members of multipolygonsPreviously
osm_pass1
was taking ~3 minutes and spending 1.5 minutes in GC, now it takes 1:45-2:00 and spends 14 seconds in GC on a cg6d.metal instance. This also helps running with a smaller heap in memory-mapped mode (which should probably be the default now unlesss you have 150GB+ of RAM).