From 78cf80d3c099b5e13a82edc2bee8c23dabb9dae3 Mon Sep 17 00:00:00 2001
From: Charles Kerr <charles@transmissionbt.com>
Date: Sat, 3 Jan 2009 07:23:26 +0000
Subject: [PATCH] (trunk libT) experimental code to get more peers faster

---
 libtransmission/peer-mgr.c | 11 +++++++----
 libtransmission/tracker.c  |  2 +-
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/libtransmission/peer-mgr.c b/libtransmission/peer-mgr.c
index c1147ecc4..1b4a7946e 100644
--- a/libtransmission/peer-mgr.c
+++ b/libtransmission/peer-mgr.c
@@ -61,11 +61,11 @@ enum
     BANDWIDTH_PERIOD_MSEC = 500,
 
     /* max # of peers to ask fer per torrent per reconnect pulse */
-    MAX_RECONNECTIONS_PER_PULSE = 4,
+    MAX_RECONNECTIONS_PER_PULSE = 16,
 
     /* max number of peers to ask for per second overall.
     * this throttle is to avoid overloading the router */
-    MAX_CONNECTIONS_PER_SECOND = 8,
+    MAX_CONNECTIONS_PER_SECOND = 32,
 
     /* number of unchoked peers per torrent.
      * FIXME: this probably ought to be configurable */
@@ -1175,7 +1175,7 @@ getMaxPeerCount( const tr_torrent * tor )
 static int
 getPeerCount( const Torrent * t )
 {
-    return tr_ptrArraySize( &t->peers ) + tr_ptrArraySize( &t->outgoingHandshakes );
+    return tr_ptrArraySize( &t->peers );// + tr_ptrArraySize( &t->outgoingHandshakes );
 }
 
 /* FIXME: this is kind of a mess. */
@@ -2274,7 +2274,7 @@ reconnectPulse( void * vtorrent )
         struct peer_atom ** candidates = getPeerCandidates( t, &nCandidates );
         struct tr_peer ** connections = getPeersToClose( t, &nBad );
 
-        if( nBad || nCandidates )
+        //if( nBad || nCandidates )
             tordbg( t, "reconnect pulse for [%s]: %d bad connections, "
                     "%d connection candidates, %d atoms, max per pulse is %d",
                     t->tor->info.name, nBad, nCandidates,
@@ -2296,6 +2296,9 @@ reconnectPulse( void * vtorrent )
             removePeer( t, peer );
         }
 
+tordbg( t, "nCandidates is %d, MAX_RECONNECTIONS_PER_PULSE is %d, getPeerCount(t) is %d, getMaxPeerCount(t) is %d, newConnectionsThisSecond is %d, MAX_CONNECTIONS_PER_SECOND is %d",
+        (int)nCandidates, (int)MAX_RECONNECTIONS_PER_PULSE, (int)getPeerCount( t ), (int)getMaxPeerCount( t->tor ), (int)newConnectionsThisSecond, (int)MAX_CONNECTIONS_PER_SECOND );
+
         /* add some new ones */
         for( i = 0;    ( i < nCandidates )
            && ( i < MAX_RECONNECTIONS_PER_PULSE )
diff --git a/libtransmission/tracker.c b/libtransmission/tracker.c
index 5f57d8003..58692fb5c 100644
--- a/libtransmission/tracker.c
+++ b/libtransmission/tracker.c
@@ -59,7 +59,7 @@ enum
     FIRST_ANNOUNCE_RETRY_INTERVAL_SEC = 30,
 
     /* the value of the 'numwant' argument passed in tracker requests. */
-    NUMWANT = 80,
+    NUMWANT = 200,
 
     /* the length of the 'key' argument passed in tracker requests */
     KEYLEN = 10