Comment 1 for bug 1531173

I also have same issue in 2.3.0.4.

 Server:Port Device 192.168.200.22:6000 d2
 Server:Port Device 192.168.200.21:6000 d4
 Server:Port Device 192.168.200.21:6000 d5
 Server:Port Device 192.168.200.22:6000 d1 [Handoff]
 Server:Port Device 192.168.200.22:6000 d6 [Handoff]
 Server:Port Device 192.168.200.22:6000 d3 [Handoff]

I added some print in code, proxy is try to prepare 6 local nodes for iterate connections, but proxy only issue 3 requests to object servers.

 proxy-server: STDOUT: first_n_local_nodes: [{'index': 0, 'replication_port': 6003, 'weight': 4.294967296, 'zone': 1, 'ip': '192.168.200.22', 'region': 1, 'id': 2, 'replication_ip': '192.168.200.22', 'device': 'd2', 'port': 6000}, {'index': 1, 'replication_port': 6003, 'weight': 4.294967296, 'zone': 1, 'ip': '192.168.200.21', 'region': 1, 'id': 4, 'replication_ip': '192.168.200.21', 'device': 'd4', 'port': 6000}, {'index': 2, 'replication_port': 6003, 'weight': 4.294967296, 'zone': 1, 'ip': '192.168.200.21', 'region': 1, 'id': 5, 'replication_ip': '192.168.200.21', 'device': 'd5', 'port': 6000}, {'replication_port': 6003, 'zone': 1, 'weight': 4.294967296, 'ip': '192.168.200.22', 'region': 1, 'port': 6000, 'replication_ip': '192.168.200.22', 'device': 'd1', 'id': 1}, {'replication_port': 6003, 'zone': 1, 'weight': 4.294967296, 'ip': '192.168.200.22', 'region': 1, 'port': 6000, 'replication_ip': '192.168.200.22', 'device': 'd6', 'id': 6}, {'replication_port': 6003, 'zone': 1, 'weight': 4.294967296, 'ip': '192.168.200.22', 'region': 1, 'port': 6000, 'replication_ip': '192.168.200.22', 'device': 'd3', 'id': 3}] (txn: tx7a9f39be92584176b8990-00568bc8a2) (client_ip: 192.168.200.100)
 proxy-server: STDOUT: min_conns: 2 , nodes: 3 (txn: tx7a9f39be92584176b8990-00568bc8a2) (client_ip: 192.168.200.100)
 proxy-server: STDOUT: statuses: [201, 201, 201], reasons: ['Created', 'Created', 'Created'] (txn: tx7a9f39be92584176b8990-00568bc8a2) (client_ip: 192.168.200.100)
 proxy-server: 192.168.200.100 192.168.200.100 05/Jan/2016/13/44/02 PUT /v1/AUTH_demo/test/rc.s3212232 HTTP/1.0 201 - python-swiftclient-2.3.1.post27 demo%2CAUTH_tk1ab6... 82 - - tx7a9f39be92584176b8990-00568bc8a2 - 0.1556 - - 1452001442.022504091 1452001442.178122997 0