-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi Leo,
On 12/07/2012 11:29 AM, Leo Baltus wrote: > Hi, > > When I run unbound multi-threaded perf keeps reporting 'Packets > lost', but when it runs single threaded it does not. > > $ perf -d 10 -a 'www.omroep.nl IN A' 2a02:458:101:31::34 qps: > 29262.9 qps: 31986.4 qps: 32167.5 qps: 32479.7 qps: 33064.3 qps: > 32174.4 qps: 31408.1 qps: 35887.4 qps: 37471.3 qps: 35364.5 overall > time: 10.0001 sec Packets lost: 732 0(NOERROR): 331249 > replies > average qps: 33124.5 > > This is unbound-1.4.18 with openssl-1.0.0j, ldns-1.6.16 and > libevent-2.0.21-stable running on a linux-2.6.27.59 kernel. > > It even reports this when perf is run on the host running unbound. > > Is this a known issue? No. Can you try setting so-rcvbuf higher (4m) ? It may be lost simply because it is out of buffers. There is nothing intrinsic in unbound that makes it drop packets in this setup; it must be the OS. Best regards, Wouter -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) Comment: Using GnuPG with undefined - http://www.enigmail.net/ iQIcBAEBAgAGBQJQwcncAAoJEJ9vHC1+BF+NchIQAIZAvwKs+ZBSGc/QFiVF7Rrs ShDGG4QX2tq21DDUwmPJEdo5sfUQD5GkbHwfXCNSLkEoa/2icp2IazdYts0XOJfF H81OrDWqwM8gzofCQkeAGszlCEhdJzdxu9oMqfmN/YC6hItmWRiCmZA38kCrHLVo WTTo8HyO8OmjfIB1ItEglLKUMxKdbrccRncqjC95SbgOiDPgwRqx2FtKVcxzlWZe JBiLZsRLV3g1ticGxe3EVJUkYTKT/OjWQhk3v+dtGm3ckX4kjj3oSdl6j0b5OY5o ++aAjcOPGNqSpergDSgkGcxwpMLWQKTWXDlHcnoEXqwVx4oFZCpe9bS/ws5l4oli lz8qXbv+auid6fcI+pUCIh1+PBLmpcJfntlyTnxS16vfp8tf2K1U+S0AaV6c4njc +kekHt0PwOXCg5ysW5XDmUzSy94nKJK37QO212tM8acfkohAHSzN+rFxqRCiAzO/ aGMKQlAEkzDV+nA9rkf6BhrA0TqqO1FF7ft784H+tvM+C2bib8gf70UnWu4k6rJd TQ061YJ9ej5tM6NnhQX3GlHDN9jkwL1GamTSQlAV3pk7sW2m1lkV5n9rLpNan4Bn yV541hNZKm+LDq1dEGwKcbK18lslgFEkKc633yE3xujZIbgNDLzDhMXrZWi9uouA zZ+757Rd3hE0SN1kNWJl =IjBl -----END PGP SIGNATURE----- _______________________________________________ Unbound-users mailing list [email protected] http://unbound.nlnetlabs.nl/mailman/listinfo/unbound-users
