benwtrent commented on code in PR #11923:
URL: https://github.com/apache/lucene/pull/11923#discussion_r1022817060
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lucene/core/src/java/org/apache/lucene/index/DocumentsWriterFlushControl.java:
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@@ -85,7 +85,7 @@ final class DocumentsWriterFlushControl implements
Accountable, Closeable {
this.perThreadPool = documentsWriter.perThreadPool;
this.flushPolicy = config.getFlushPolicy();
this.config = config;
- this.hardMaxBytesPerDWPT = config.getRAMPerThreadHardLimitMB() * 1024 *
1024;
+ this.hardMaxBytesPerDWPT = config.getRAMPerThreadHardLimitMB() * 1024L *
1024L;
Review Comment:
i *think* the thing to do here would have been
`Math.multiplyExact(config.getRAMPerThreadHardLimitMB(), 1024 * 1024);` It
seems it's invalid if this is every more than can be contained in an integer?:
https://github.com/apache/lucene/blob/b5795db0cf517f8942eed868752249df9b105603/lucene/core/src/java/org/apache/lucene/index/IndexWriterConfig.java#L343-L359
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