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authorPéter Szilágyi <peterke@gmail.com>2016-02-08 20:57:02 +0800
committerPéter Szilágyi <peterke@gmail.com>2016-02-08 20:57:02 +0800
commitf1ec226d8069fcc4f79cbcec2bf0d1bb4795beb3 (patch)
tree2ff25b7bd69b8775dee2b84f44106e2a9f3f0b7e
parent856b9e9c500dae60ed84e75d9577b2deb504558e (diff)
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eth/downloader: raise pending state limit that prevented concurrency
-rw-r--r--eth/downloader/downloader.go1
-rw-r--r--eth/downloader/queue.go5
2 files changed, 3 insertions, 3 deletions
diff --git a/eth/downloader/downloader.go b/eth/downloader/downloader.go
index 163994730..698b99f8b 100644
--- a/eth/downloader/downloader.go
+++ b/eth/downloader/downloader.go
@@ -59,7 +59,6 @@ var (
maxQueuedHashes = 256 * 1024 // [eth/61] Maximum number of hashes to queue for import (DOS protection)
maxQueuedHeaders = 256 * 1024 // [eth/62] Maximum number of headers to queue for import (DOS protection)
- maxQueuedStates = 256 * 1024 // [eth/63] Maximum number of state requests to queue (DOS protection)
maxResultsProcess = 256 // Number of download results to import at once into the chain
fsHeaderCheckFrequency = 100 // Verification frequency of the downloaded headers during fast sync
diff --git a/eth/downloader/queue.go b/eth/downloader/queue.go
index 1e55560db..9d0f2914d 100644
--- a/eth/downloader/queue.go
+++ b/eth/downloader/queue.go
@@ -39,7 +39,8 @@ import (
)
var (
- blockCacheLimit = 1024 // Maximum number of blocks to cache before throttling the download
+ blockCacheLimit = 1024 // Maximum number of blocks to cache before throttling the download
+ maxInFlightStates = 4096 // Maximum number of state downloads to allow concurrently
)
var (
@@ -464,7 +465,7 @@ func (q *queue) ReserveNodeData(p *peer, count int) *fetchRequest {
q.lock.Lock()
defer q.lock.Unlock()
- return q.reserveHashes(p, count, q.stateTaskQueue, generator, q.statePendPool, count)
+ return q.reserveHashes(p, count, q.stateTaskQueue, generator, q.statePendPool, maxInFlightStates)
}
// reserveHashes reserves a set of hashes for the given peer, skipping previously