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skip limiting if limit is zero

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This commit is contained in:
Chris Lu 2021-04-04 18:38:30 -07:00
parent 8251d1140e
commit fbb82a5c9c
1 changed files with 11 additions and 7 deletions
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18
weed/util/limiter.go
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@ -85,16 +85,20 @@ func NewLimitedOutOfOrderProcessor(limit int32) (c *LimitedOutOfOrderProcessor)
request := value.Interface().(OperationRequest)
c.processorLimitCond.L.Lock()
for atomic.LoadInt32(&c.currentProcessor) > c.processorLimit {
c.processorLimitCond.Wait()
if c.processorLimit > 0 {
c.processorLimitCond.L.Lock()
for atomic.LoadInt32(&c.currentProcessor) > c.processorLimit {
c.processorLimitCond.Wait()
}
atomic.AddInt32(&c.currentProcessor, 1)
c.processorLimitCond.L.Unlock()
}
atomic.AddInt32(&c.currentProcessor, 1)
c.processorLimitCond.L.Unlock()
go func() {
defer atomic.AddInt32(&c.currentProcessor, -1)
defer c.processorLimitCond.Signal()
if c.processorLimit > 0 {
defer atomic.AddInt32(&c.currentProcessor, -1)
defer c.processorLimitCond.Signal()
}
request()
}()