cxzl25 commented on code in PR #2423:
URL: https://github.com/apache/auron/pull/2423#discussion_r3665585553
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native-engine/datafusion-ext-plans/src/shuffle/rss_sort_repartitioner.rs:
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@@ -102,7 +107,15 @@ impl ShuffleRepartitioner for RssSortShuffleRepartitioner {
// we are likely to spill more frequently because the cost of spilling
a shuffle
// repartition is lower than other consumers.
// rss shuffle spill has even lower cost than normal shuffle
- if self.mem_used_percent() > 0.4 {
+ static PCT_THRESHOLD: OnceCell<f64> = OnceCell::new();
+ static SIZE_THRESHOLD: OnceCell<i64> = OnceCell::new();
+ let pct_threshold =
+ *PCT_THRESHOLD.get_or_init(||
conf::RSS_SPILL_MEMORY_FRACTION.value().unwrap_or(0.4));
+ let size_threshold =
+ *SIZE_THRESHOLD.get_or_init(||
conf::RSS_SPILL_MEMORY_SIZE.value().unwrap_or(0));
+ if self.mem_used_percent() > pct_threshold
+ || (size_threshold > 0 && self.mem_used() > size_threshold as
usize)
Review Comment:
Add checkValue method
https://github.com/apache/auron/pull/2423/changes/6312fef8d7832de90d6feae60e357b57c3c3029b
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