vsop-479 commented on PR #11888:
URL: https://github.com/apache/lucene/pull/11888#issuecomment-1312467537
@jpountz I moved the test case for this bug to TestLucene90PostingsFormat.
Please have a check.
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rmuir opened a new issue, #11924:
URL: https://github.com/apache/lucene/issues/11924
### Description
on e.g. an 8-core machine, gradle might spin up 4 jvms by default. but each
jvm is ergonomically sized for an 8-core machine. so you get `8 * 4 = 32`
"threads" or whatever it may be.
rmuir commented on issue #11924:
URL: https://github.com/apache/lucene/issues/11924#issuecomment-1312478615
Basically this behavior grows `O(n)^2` where n is the number of cpus. The
more you have, the more this is slowing you down.
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rmuir commented on issue #11924:
URL: https://github.com/apache/lucene/issues/11924#issuecomment-1312479438
one important thing when passing this flag, is to also configure the GC too,
else you get serialgc on a 1-cpu jvm. But we should always be setting the JVM
anyway (to ParallelGC) for b
rmuir opened a new issue, #11925:
URL: https://github.com/apache/lucene/issues/11925
### Description
error-prone runs extremely slowly because on an N-core computer, it spins up
N/2 jvms, each one ergonomically sized for N as far as compiler threads etc.
And it uselessly enables C2 c
madrob commented on issue #11924:
URL: https://github.com/apache/lucene/issues/11924#issuecomment-1312491533
That's a super interesting observation, do you think we should also report
it to gradle?
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dweiss commented on issue #11924:
URL: https://github.com/apache/lucene/issues/11924#issuecomment-1312502293
Depends what all those threads are doing... For I/O bound jobs they're idle
most of the time. But I agree it's wasteful, it's fine to change the defaults.
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rmuir commented on issue #11925:
URL: https://github.com/apache/lucene/issues/11925#issuecomment-1312638502
I stared at
https://github.com/tbroyer/gradle-errorprone-plugin/blob/main/src/main/kotlin/net/ltgt/gradle/errorprone/ErrorPronePlugin.kt
but I couldnt figure out yet how to tweak this
rmuir commented on issue #11924:
URL: https://github.com/apache/lucene/issues/11924#issuecomment-1312640064
Yes, for background I think the flag was added with docker usages in mind:
https://bugs.openjdk.org/browse/JDK-8189497
But the idea is the same here. Since we're making the buil
rmuir commented on PR #11923:
URL: https://github.com/apache/lucene/pull/11923#issuecomment-1312641592
@uschindler @risdenk if you want to take another pass, it would be helpful.
I don't want to introduce new risks here with this change.
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