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authorKaz Wesley <keziahw@gmail.com>2016-06-06 14:42:34 -0700
committerKaz Wesley <keziahw@gmail.com>2016-06-06 15:57:40 -0700
commitd3d02d51453943bfe3a9edb944eb48f9f1e01aca (patch)
tree3eacee81c035c2056ce6543bb6df2fe6693e646a /src/main.cpp
parent52c3f348bec33fab5ae0a9f1b9f14b9a74c0083f (diff)
downloadbitcoin-d3d02d51453943bfe3a9edb944eb48f9f1e01aca.tar.xz
drop vAddrToSend after sending big addr message
We send a newly-accepted peer a 1000-entry addr message, and then only use vAddrToSend for small messages. Deallocate vAddrToSend after it's been used for the big message to save about 40 kB per connected inbound peer.
Diffstat (limited to 'src/main.cpp')
-rw-r--r--src/main.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp
index fc8e72a7db..5fff4187ac 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -5713,6 +5713,9 @@ bool SendMessages(CNode* pto)
pto->vAddrToSend.clear();
if (!vAddr.empty())
pto->PushMessage(NetMsgType::ADDR, vAddr);
+ // we only send the big addr message once
+ if (pto->vAddrToSend.capacity() > 40)
+ pto->vAddrToSend.shrink_to_fit();
}
CNodeState &state = *State(pto->GetId());