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authorobscuren <geffobscura@gmail.com>2015-04-30 23:51:47 +0800
committerobscuren <geffobscura@gmail.com>2015-04-30 23:51:47 +0800
commit8595198c1b56364bb9589a912d2a9797b93a3357 (patch)
tree2c83d707dde62dc2af98a10d35376f23c06a237a /eth/downloader
parent15873fafc02e444c38de722277ab2461cb9b82c5 (diff)
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eth/downloader: delete blocks from queue
Diffstat (limited to 'eth/downloader')
-rw-r--r--eth/downloader/downloader.go16
1 files changed, 14 insertions, 2 deletions
diff --git a/eth/downloader/downloader.go b/eth/downloader/downloader.go
index a48b60716..016f290fc 100644
--- a/eth/downloader/downloader.go
+++ b/eth/downloader/downloader.go
@@ -354,6 +354,11 @@ func (d *Downloader) AddHashes(id string, hashes []common.Hash) error {
return fmt.Errorf("received hashes from %s while active peer is %s", id, d.activePeer)
}
+ if glog.V(logger.Detail) && len(hashes) != 0 {
+ from, to := hashes[0], hashes[len(hashes)-1]
+ glog.Infof("adding %d (T=%d) hashes [ %x / %x ] from: %s\n", len(hashes), d.queue.hashPool.Size(), from[:4], to[:4], id)
+ }
+
d.hashCh <- hashes
return nil
@@ -448,10 +453,17 @@ func (d *Downloader) process(peer *peer) error {
return ErrBadPeer
}
- blocks = blocks[max:]
+
+ // delete the blocks from the slice and let them be garbage collected
+ // without this slice trick the blocks would stay in memory until nil
+ // would be assigned to d.queue.blocks
+ copy(blocks, blocks[max:])
+ for k, n := len(blocks)-max, len(blocks); k < n; k++ {
+ blocks[k] = nil
+ }
+ blocks = blocks[:len(blocks)-max]
}
- // This will allow the GC to remove the in memory blocks
if len(blocks) == 0 {
d.queue.blocks = nil
} else {