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les: multiple server bugfixes (#20079)

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* les: detailed relative cost metrics

* les: filter txpool relative request statistic

* les: initialize price factors

* les: increased connected bias to lower churn rate

* les: fixed clientPool.setLimits

* core: do not use mutex in GetAncestor

* les: bump factor db version again

* les: add metrics

* les, light: minor fixes
This commit is contained in:
Felföldi Zsolt
2019-09-17 15:28:41 +02:00
committed by Péter Szilágyi
parent d4dce43bff
commit 0ac9bbba6c
8 changed files with 86 additions and 23 deletions
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16
les/clientpool.go
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@ -33,7 +33,7 @@ import (
const (
negBalanceExpTC = time.Hour // time constant for exponentially reducing negative balance
fixedPointMultiplier = 0x1000000 // constant to convert logarithms to fixed point format
connectedBias = time.Minute // this bias is applied in favor of already connected clients in order to avoid kicking them out very soon
connectedBias = time.Minute * 5 // this bias is applied in favor of already connected clients in order to avoid kicking them out very soon
lazyQueueRefresh = time.Second * 10 // refresh period of the connected queue
)
@ -366,12 +366,14 @@ func (f *clientPool) setLimits(count int, totalCap uint64) {
f.countLimit = count
f.capacityLimit = totalCap
now := mclock.Now()
f.connectedQueue.MultiPop(func(data interface{}, priority int64) bool {
c := data.(*clientInfo)
f.dropClient(c, now, true)
return f.connectedCapacity > f.capacityLimit || f.connectedQueue.Size() > f.countLimit
})
if f.connectedCapacity > f.capacityLimit || f.connectedQueue.Size() > f.countLimit {
now := mclock.Now()
f.connectedQueue.MultiPop(func(data interface{}, priority int64) bool {
c := data.(*clientInfo)
f.dropClient(c, now, true)
return f.connectedCapacity > f.capacityLimit || f.connectedQueue.Size() > f.countLimit
})
}
}
// requestCost feeds request cost after serving a request from the given peer.