cerc-io/lotus
16
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 27 Wiki Activity

Track time in relation to request size

Browse Source 
Signed-off-by: Jakub Sztandera <kubuxu@protocol.ai>
This commit is contained in:
Jakub Sztandera 2020-09-08 09:06:31 +02:00
parent 043e62ab63
commit 93176c91f4
No known key found for this signature in database
GPG Key ID: 9A9AF56F8B3879BA
2 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
chain/blocksync/client.go
View File

@ -385,7 +385,7 @@ func (client *BlockSync) sendRequestToPeer(
_ = stream.SetWriteDeadline(time.Now().Add(WRITE_REQ_DEADLINE))
if err := cborutil.WriteCborRPC(stream, req); err != nil {
_ = stream.SetWriteDeadline(time.Time{})
client.peerTracker.logFailure(peer, build.Clock.Since(connectionStart))
client.peerTracker.logFailure(peer, build.Clock.Since(connectionStart), req.Length)
// FIXME: Should we also remove peer here?
return nil, err
}
@ -398,7 +398,7 @@ func (client *BlockSync) sendRequestToPeer(
bufio.NewReader(incrt.New(stream, READ_RES_MIN_SPEED, READ_RES_DEADLINE)),
&res)
if err != nil {
client.peerTracker.logFailure(peer, build.Clock.Since(connectionStart))
client.peerTracker.logFailure(peer, build.Clock.Since(connectionStart), req.Length)
return nil, xerrors.Errorf("failed to read blocksync response: %w", err)
}
@ -412,7 +412,7 @@ func (client *BlockSync) sendRequestToPeer(
)
}
client.peerTracker.logSuccess(peer, build.Clock.Since(connectionStart))
client.peerTracker.logSuccess(peer, build.Clock.Since(connectionStart), uint64(len(res.Chain)))
// FIXME: We should really log a success only after we validate the response.
// It might be a bit hard to do.
return &res, nil

12
chain/blocksync/peer_tracker.go
View File

@ -98,8 +98,8 @@ func (bpt *bsPeerTracker) prefSortedPeers() []peer.ID {
const (
// xInvAlpha = (N+1)/2
localInvAlpha = 5 // 86% of the value is the last 9
globalInvAlpha = 20 // 86% of the value is the last 39
localInvAlpha = 10 // 86% of the value is the last 19
globalInvAlpha = 25 // 86% of the value is the last 49
)
func (bpt *bsPeerTracker) logGlobalSuccess(dur time.Duration) {
@ -124,7 +124,7 @@ func logTime(pi *peerStats, dur time.Duration) {
}
func (bpt *bsPeerTracker) logSuccess(p peer.ID, dur time.Duration) {
func (bpt *bsPeerTracker) logSuccess(p peer.ID, dur time.Duration, reqSize uint64) {
bpt.lk.Lock()
defer bpt.lk.Unlock()
@ -136,10 +136,10 @@ func (bpt *bsPeerTracker) logSuccess(p peer.ID, dur time.Duration) {
}
pi.successes++
logTime(pi, dur)
logTime(pi, dur/time.Duration(reqSize))
}
func (bpt *bsPeerTracker) logFailure(p peer.ID, dur time.Duration) {
func (bpt *bsPeerTracker) logFailure(p peer.ID, dur time.Duration, reqSize uint64) {
bpt.lk.Lock()
defer bpt.lk.Unlock()
@ -151,7 +151,7 @@ func (bpt *bsPeerTracker) logFailure(p peer.ID, dur time.Duration) {
}
pi.failures++
logTime(pi, dur)
logTime(pi, dur/time.Duration(reqSize))
}
func (bpt *bsPeerTracker) removePeer(p peer.ID) {