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Date: Wed, 22 Oct 2008 00:12:17 -0200 From: Dâniel Fraga <fragabr@...il.com> To: "Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi> Cc: Thomas Gleixner <tglx@...utronix.de>, David Miller <davem@...emloft.net>, Netdev <netdev@...r.kernel.org> Subject: Re: [PATCH] tcp FRTO: in-order-only "TCP proxy" fragility workaround (fwd) On Tue, 21 Oct 2008 00:48:16 +0300 (EEST) "Ilpo Järvinen" <ilpo.jarvinen@...sinki.fi> wrote: > Try running vmstat 1 > somelog.file to see if there's something > particularly interesting behavior during the stall. Here it is. I used nmap more or less in the middle of this log. The stall happened just on my client machine (stalled sudo) so there's only one log ok? Thanks. procs -----------memory---------- ---swap-- -----io---- -system-- ----cpu---- r b swpd free buff cache si so bi bo in cs us sy id wa 1 0 52540 69928 63832 1001580 0 1 17 48 30 119 18 1 80 1 0 0 52540 69844 63832 1001580 0 0 0 0 633 921 0 0 100 0 0 0 52540 69844 63832 1001580 0 0 0 100 621 916 0 0 99 0 1 0 52540 69844 63832 1001580 0 0 0 0 611 893 0 0 100 0 0 0 52540 69716 63832 1001580 0 0 0 0 671 961 0 0 100 0 1 0 52540 69552 63832 1001580 0 0 0 0 813 975 4 0 95 0 0 0 52540 69596 63832 1001580 0 0 0 0 716 947 2 0 98 0 0 0 52540 69596 63832 1001580 0 0 0 36 866 2047 2 2 96 0 0 0 52540 69596 63832 1001580 0 0 0 0 688 964 0 0 100 0 0 0 52540 69596 63832 1001580 0 0 0 0 721 1005 0 0 99 0 0 0 52540 69720 63832 1001580 0 0 0 0 679 958 0 0 99 0 0 0 52540 69720 63832 1001580 0 0 4 0 651 935 0 0 99 1 0 0 52540 69760 63832 1001584 0 0 0 36 990 2105 2 2 96 0 0 0 52540 69720 63832 1001584 0 0 0 0 869 1187 0 0 99 0 0 0 52540 69720 63832 1001584 0 0 0 0 937 1272 0 0 100 0 0 0 52540 69472 63832 1001584 0 0 0 0 1486 1702 17 3 79 0 1 0 52540 68092 63832 1001604 0 0 0 0 2263 2553 36 13 50 0 0 0 52540 68092 63832 1001604 0 0 0 336 1214 1223 3 4 92 0 3 0 52540 67752 63832 1001604 0 0 0 0 1031 1192 1 0 99 0 0 0 52540 67712 63832 1001604 0 0 0 0 988 1149 1 0 99 0 0 0 52540 67712 63832 1001608 0 0 0 0 989 1127 0 0 100 0 1 0 52540 67712 63832 1001608 0 0 0 0 985 1124 0 0 100 0 0 0 52540 67752 63832 1001608 0 0 0 512 1149 1106 0 0 99 0 2 0 52540 67544 63832 1001608 0 0 0 0 1463 1329 7 7 86 0 2 0 52540 66496 63832 1001612 0 0 0 0 1755 2439 21 5 74 0 0 0 52540 66332 63832 1001620 0 0 0 0 1597 1534 23 12 65 0 0 0 52540 65992 63836 1001620 0 0 72 0 861 1155 0 0 97 2 0 0 52540 65952 63836 1001688 0 0 0 304 819 1111 1 0 98 0 0 0 52540 65704 63840 1001696 0 0 12 0 847 1194 1 0 97 1 0 0 52540 65704 63840 1001696 0 0 0 0 797 1123 0 0 99 0 2 0 52540 65620 63840 1001696 0 0 0 0 827 1155 1 0 99 0 0 0 52540 65580 63840 1001696 0 0 0 0 747 1033 0 0 100 0 0 0 52540 65496 63840 1001696 0 0 0 84 969 2128 2 3 95 0 0 0 52540 64368 63924 1002608 480 0 1444 148 1593 1471 10 5 57 28 0 0 52540 64480 63924 1002600 0 0 0 0 854 1141 1 1 98 0 1 0 52540 64480 63924 1002604 0 0 12 0 1517 1409 18 1 81 0 0 0 52540 64476 63924 1002624 0 0 0 0 1717 1331 27 1 72 0 0 0 52540 64268 63980 1002600 0 0 56 300 1816 1543 17 14 66 3 0 0 52540 64240 64004 1002616 0 0 24 0 805 1063 2 0 93 4 0 0 52540 64240 64020 1002628 0 0 16 0 877 1033 1 0 96 3 1 0 52540 64272 64048 1002632 0 0 28 0 1202 2408 3 3 90 3 0 0 52540 64232 64068 1002640 0 0 20 0 961 1121 2 0 93 4 0 0 52540 64232 64076 1002664 0 0 8 288 975 1197 1 0 97 2 1 0 52540 64232 64100 1002668 0 0 24 0 974 1247 1 0 93 6 0 0 52540 64232 64100 1002676 0 0 0 0 961 1177 1 0 98 0 0 0 52540 64108 64300 1002684 0 0 200 0 1157 1337 4 0 74 21 1 0 52540 64108 64328 1002668 0 0 28 0 909 1156 1 1 92 6 0 0 52540 64108 64352 1002688 0 0 24 244 879 1117 1 0 94 4 0 1 52540 64024 64376 1002712 0 0 24 0 932 1171 1 0 94 4 0 0 52540 63984 64396 1002728 0 0 20 0 974 1190 3 1 91 4 1 0 52540 63900 64412 1002732 0 0 16 0 908 1143 1 0 96 3 0 0 52540 63860 64436 1002760 0 0 24 0 857 1105 0 0 92 7 0 0 52540 63608 64444 1002796 0 0 4 380 961 1129 1 1 97 1 0 0 52540 63612 64456 1002824 0 0 12 0 881 1088 2 0 95 3 -- -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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