Maxwell-Guo commented on code in PR #4228:
URL: https://github.com/apache/cassandra/pull/4228#discussion_r2189026035
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src/java/org/apache/cassandra/db/compaction/LeveledCompactionStrategy.java:
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@@ -600,6 +605,19 @@ public static Map<String, String>
validateOptions(Map<String, String> options) t
throw new ConfigurationException(String.format("%s is not a
parsable int (base10) for %s", size, LEVEL_FANOUT_SIZE_OPTION), ex);
}
+ // Validate max Bytes for a level
+ try {
+ long maxSSTableSizeInBytes = Math.multiplyExact(ssSize, 1024L *
1024L); // Convert MB to Bytes
+ double maxBytes = Math.pow(fanoutSize, MAX_LEVEL_COUNT) *
maxSSTableSizeInBytes;
+ if (Double.isInfinite(maxBytes) || maxBytes > Long.MAX_VALUE)
Review Comment:
I think there may exist some problem here, maxBytes is a double and
Long.Max_VALUE is a Long ,there may be a loss of precision when doing
comparison.
it is better to use decimal
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