-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi Zi,
On 12/18/2013 02:31 AM, Zi Hu wrote: > Hi, > > I noticed that when unbound processes queries from the same TCP > connection, it processes them sequentially. Yes. > If I send multiple queries over the same TCP connection, unbound > processes them one by one (not concurrently), which causes head of > line blocking: The later queries have to wait previous queries to > get processed. > > The question is: Is there any particular reason that unbound > doesn't support concurrent processing of queries from the same TCP > connection? The reason is a lot of code for little gain. Concurrent processing (although possible because queries from different connections get concurrent processing already) is likely to be a lot of code to implement. Best regards, Wouter -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJSyoDqAAoJEJ9vHC1+BF+N8OgP/RvH5V/p3bcduN8vqo5JtFe5 MYFcNNdh5lqG28SwrDysFpBxZJqNGzxIVnSq2rDYvWsHgUjq6BBL9BS2Pe8hUHdr HBsrTDLLBdoMbe9BS98Qs2uLb+uqhzu0Jh87EVcjQ3luduoWWmR0v29s5U95bmgY AK8pwjEhwY05z0tWQYGuSCXKJA0oLSXgq5Ukv790jP4mPXXVtIrNPqxx9n93H36I c7ST2UZ3w4Z7KeEmkHhRBXyRdlIeYp80WEmO20eeb5um1SebBVWATlnGUnOQIpaa bTEKF+K+qNVWju0g+Cjp8heSyUPrlfa1VHjpXcYvowEyxV9t15QlmP1LVB3t0mPq IyD6VQ7nMV9moRChEN2QuYmTsajIH2G+ZJirAIJQS0F103E4mNXQCMbeGJEk6f1U lgEEDPggeAxTvemSCZoaQTA/InYXcVYgvMu8Tz2Z+rihttfEHKb3/SwJuPZfA2AW KzzOxlIaTWXqEdQRNRLiHjHgC9/OSCczv/I9gOXIUr49zVPwLL7qctDj1igzI1O6 JbFVxphJrX+lisXzPlyedQknnnHLfEs2B1+wuLtE05YEy+lF+KtBN634FO0MEcWd Q0RkDvQTIa9/iuv6PfrjUfo9Y4NCSSi9ujWm6+N5ldrZu7TLvqf4QML7yx4dY3us fcA+sMCtdijXKhqgckOv =+JSW -----END PGP SIGNATURE----- _______________________________________________ Unbound-users mailing list [email protected] http://unbound.nlnetlabs.nl/mailman/listinfo/unbound-users
