Hi we have 12000 with hyperthreading on R80.40
14 core is used for SND with multiqueue
During the night we have some cpu snd at 100% (core 6 and 18)
mq_mng -o -vv
Total 24 cores. Multiqueue 14 cores: 0,12,1,13,2,14,3,15,4,16,5,17,6,18
i/f type state mode cores
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eth1-01 igb Up Manual (6/6) 4(44),5(64),6(71),16(72),17(73
),18(74)
eth1-02 igb Up Manual (2/2) 6(46),18(62)
eth3-01 ixgbe Up Manual (8/8) 0(32),1(33),2(75),3(76),12(77)
,13(78),14(79),15(80)
eth3-02 ixgbe Up Manual (8/8) 0(41),1(42),2(82),3(83),12(84)
,13(85),14(86),15(87)
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eth1-01 <igb> max 8 cur 6
07:00.0 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
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eth1-02 <igb> max 8 cur 2
07:00.1 Ethernet controller: Intel Corporation 82580 Gigabit Network Connection (rev 01)
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eth3-01 <ixgbe> max 16 cur 8
0b:00.0 Ethernet controller: Intel Corporation 82598EB 10-Gigabit AF Dual Port Network Connection (rev 01)
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eth3-02 <ixgbe> max 16 cur 8
0b:00.1 Ethernet controller: Intel Corporation 82598EB 10-Gigabit AF Dual Port Network Connection (rev 01)
core interfaces queue irq rx packets tx packets
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0 eth3-02 eth3-02-TxRx-0 41 1689904250 3050069231
eth3-01 eth3-01-TxRx-0 32 5989085764 4682704535
1 eth3-02 eth3-02-TxRx-1 42 2249362604 2530447628
eth3-01 eth3-01-TxRx-1 33 5607694691 4725495868
2 eth3-02 eth3-02-TxRx-2 82 1726557692 2535269943
eth3-01 eth3-01-TxRx-2 75 5517866101 4657673749
3 eth3-02 eth3-02-TxRx-3 83 3031426922 2541684515
eth3-01 eth3-01-TxRx-3 76 5387815051 5392658537
4 eth1-01 eth1-01-TxRx-0 44 5745780444 5066610909
5 eth1-01 eth1-01-TxRx-1 64 5660543320 5250052263
6 eth1-01 eth1-01-TxRx-2 71 5609782035 5241570137
eth1-02 eth1-02-TxRx-0 46 86188155 22415174
12 eth3-02 eth3-02-TxRx-4 84 1932488547 2521731994
eth3-01 eth3-01-TxRx-4 77 5538733877 4770489033
13 eth3-02 eth3-02-TxRx-5 85 1362157701 2594395035
eth3-01 eth3-01-TxRx-5 78 5615672550 4662853260
14 eth3-02 eth3-02-TxRx-6 86 1896096461 2534195537
eth3-01 eth3-01-TxRx-6 79 5573642631 4574375661
15 eth3-02 eth3-02-TxRx-7 87 1342383871 2554725929
eth3-01 eth3-01-TxRx-7 80 5650565459 4580983129
16 eth1-01 eth1-01-TxRx-3 72 5758952353 5105643290
17 eth1-01 eth1-01-TxRx-4 73 5536131194 5345937255
18 eth1-01 eth1-01-TxRx-5 74 5598655668 5393671928
eth1-02 eth1-02-TxRx-1 62 67831372 16852835
How can I identify why my cpu is at 100% when the monitroring of the traffic of the interfaces does not reveal a significant flow?
