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chore: cache space reservation when sorting is enabled #480

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chore: cache space reservation when sorting is enabled #480

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21 changes: 14 additions & 7 deletions fracmanager/config.go
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Original file line number Diff line number Diff line change
Expand Up @@ -81,19 +81,26 @@ func FillConfigWithDefault(config *Config) *Config {
config.ReplayWorkers = consts.DefaultReplayWorkers
}

if config.SortCacheSize == 0 {
// Document sorting is enabled.
if !config.Fraction.SkipSortDocs {
const (
SdocsCacheSizeMultiplier = 8
SdocsCacheSizeMaxRatio = 0.8
)
config.SortCacheSize = config.FracSize * SdocsCacheSizeMultiplier

if config.SortCacheSize > config.CacheSize {
config.SortCacheSize = uint64(float64(config.CacheSize) * 0.8)
logger.Fatal("cache size misconfiguration",
zap.Float64("total_cache_size_mb", util.SizeToUnit(config.CacheSize, "mb")),
zap.Float64("sort_cache_size_mb", util.SizeToUnit(config.SortCacheSize, "mb")))
}

// Set defaults.
if config.SortCacheSize == 0 {
config.SortCacheSize = config.FracSize * SdocsCacheSizeMultiplier
if config.SortCacheSize > config.CacheSize {
config.SortCacheSize = uint64(float64(config.CacheSize) * 0.8)
}
}
} else if config.SortCacheSize > config.CacheSize {
logger.Fatal("cache size misconfiguration",
zap.Float64("total_cache_size_mb", util.SizeToUnit(config.CacheSize, "mb")),
zap.Float64("sort_cache_size_mb", util.SizeToUnit(config.SortCacheSize, "mb")))
}

return config
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