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fix: trace unmarshal algorithm performance (#3159)
* fix: trace unmarshal algorithm performance * fix: revert alias code * fix: use mutex
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| package traces | ||
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| import "sync" | ||
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| type spanCache map[string]*Span | ||
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| var cache spanCache = nil | ||
| var cacheMutex sync.Mutex | ||
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| func getCache() spanCache { | ||
| cacheMutex.Lock() | ||
| defer cacheMutex.Unlock() | ||
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| if cache == nil { | ||
| cache = spanCache{} | ||
| } | ||
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| return cache | ||
| } | ||
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| func resetCache() { | ||
| cacheMutex.Lock() | ||
| defer cacheMutex.Unlock() | ||
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| cache = nil | ||
| } | ||
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| func (c spanCache) Get(key string) (*Span, bool) { | ||
| value, ok := c[key] | ||
| return value, ok | ||
| } | ||
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| func (c spanCache) Set(key string, value *Span) { | ||
| c[key] = value | ||
| } |
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