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statistics: stats cache set default quota as 20% (#58013) #58816

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statistics: stats cache set default quota as 20% (#58013) #58816

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16 changes: 16 additions & 0 deletions pkg/statistics/handle/cache/internal/lfu/lfu_cache.go
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Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,22 @@ func NewLFU(totalMemCost int64) (*LFU, error) {
return result, err
}

<<<<<<< HEAD
=======
// adjustMemCost adjusts the memory cost according to the total memory cost.
// When the total memory cost is 0, the memory cost is set to 20% of the total memory.
func adjustMemCost(totalMemCost int64) (result int64, err error) {
if totalMemCost == 0 {
memTotal, err := memory.MemTotal()
if err != nil {
return 0, err
}
return int64(memTotal * 20 / 100), nil
}
return totalMemCost, nil
}

>>>>>>> 9d0fb303ede (statistics: stats cache set default quota as 20% (#58013))
// Get implements statsCacheInner
func (s *LFU) Get(tid int64) (*statistics.Table, bool) {
result, ok := s.cache.Get(tid)
Expand Down