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Date: Thu, 25 Jun 2009 18:33:21 +0200
From: Paweł Staszewski <pstaszewski@...are.pl>
To: Linux Network Development list <netdev@...r.kernel.org>
Subject: Re: weird problem
oprofile output per cpu
CPU: Core 2, speed 3000.08 MHz (estimated)
Counted CPU_CLK_UNHALTED events (Clock cycles when not halted) with a
unit mask of 0x00 (Unhalted core cycles) count 100000
Samples on CPU 0
Samples on CPU 1
Samples on CPU 2
Samples on CPU 3
Samples on CPU 4
Samples on CPU 5
Samples on CPU 6
Samples on CPU 7
Samples on CPU all
samples % samples % samples % samples %
samples % samples % samples % samples %
samples %
image name app name symbol name
29520 21.7362 0 0 0 0 0 0
0 0 0 0 9571 34.0254 0 0
4701 0.22
55 oprofiled oprofiled (no symbols)
18441 13.5785 0 0 0 0 0 0
0 0 0 0 0 0 0 0
2666 0.12
79 vmlinux vmlinux rt_worker_func
18428 13.5690 132089 2.1756 135138 1.4238 21735 42.7703
775 1.9819 893 5.3180 847 3.0111 1056 3.3130
37949 1.82
01 vmlinux vmlinux mwait_idle
15797 11.6317 212 0.0035 2879 0.0303 17 0.0335
2 0.0051 4 0.0238 14 0.0498 185 0.5804
2895 0.13
89 vmlinux vmlinux free_block
9034 6.6519 1218 0.0201 2727 0.0287 0 0
0 0 0 0 0 0 0 0
2004 0.09
61 vmlinux vmlinux dst_destroy
7113 5.2375 632 0.0104 483 0.0051 6615 13.0170
543 1.3886 461 2.7454 1951 6.9359 1274 3.9970
4073 0.19
54 vmlinux vmlinux mutex_spin_on_owner
4382 3.2266 652 0.0107 1880 0.0198 2 0.0039
0 0 0 0 3 0.0107 7 0.0220
1050 0.05
04 vmlinux vmlinux __call_rcu
4337 3.1934 418 0.0069 830 0.0087 58 0.1141
18 0.0460 8 0.0476 20 0.0711 39 0.1224
917 0.04
40 vmlinux vmlinux
__rcu_process_callbacks
3991 2.9387 51 8.4e-04 325 0.0034 136 0.2676
2 0.0051 1 0.0060 1034 3.6759 205 0.6432
1110 0.05
32 vmlinux vmlinux
copy_user_generic_string
3292 2.4240 275838 4.5432 391639 4.1263 869 1.7100
431 1.1022 350 2.0843 673 2.3925 1069 3.3538
89939 4.31
37 vmlinux vmlinux _raw_spin_lock
1909 1.4056 79 0.0013 376 0.0040 0 0
0 0 0 0 0 0 0 0
348 0.01
67 vmlinux vmlinux dst_rcu_free
1461 1.0758 0 0 1163 0.0123 0 0
0 0 0 0 0 0 0 0 0
0 vim vim (no symbols)
1122 0.8262 11514 0.1896 6590 0.0694 1857 3.6542
7638 19.5325 2138 12.7323 1213 4.3123 4025 12.6278
9676 0.46
41 libc-2.8.so libc-2.8.so (no symbols)
1035 0.7621 9027 0.1487 22216 0.2341 4 0.0079
0 0 0 0 5 0.0178 15 0.0471
4310 0.20
67 vmlinux vmlinux kmem_cache_free
1016 0.7481 218 0.0036 465 0.0049 0 0
0 0 0 0 0 0 0 0
255 0.01
22 vmlinux vmlinux ipv4_dst_destroy
951 0.7002 4290 0.0707 5514 0.0581 3283 6.4603
867 2.2172 673 4.0079 1096 3.8963 1316 4.1288
2593 0.12
44 vmlinux vmlinux tg_shares_up
708 0.5213 104 0.0017 279 0.0029 0 0
0 0 0 0 0 0 0 0
159 0.00
76 vmlinux vmlinux call_rcu_bh
581 0.4278 21812 0.3593 38364 0.4042 68 0.1338
23 0.0588 23 0.1370 65 0.2311 96 0.3012
8000 0.38
37 vmlinux vmlinux _raw_spin_unlock
563 0.4145 1027 0.0169 2528 0.0266 0 0
0 0 0 0 0 0 3 0.0094
545 0.02
61 vmlinux vmlinux local_bh_enable_ip
509 0.3748 0 0 3 3.2e-05 0 0
0 0 0 0 4 0.0142 3 0.0094
76 0.00
36 vmlinux vmlinux can_dirty
430 0.3166 74 0.0012 148 0.0016 25 0.0492
13 0.0332 12 0.0715 9 0.0320 12 0.0376
96 0.00
46 vmlinux vmlinux rcu_process_callbacks
372 0.2739 0 0 0 0 0 0
0 0 0 0 3 0.0107 2 0.0063
48 0.00
23 vmlinux vmlinux do_journal_end
347 0.2555 9991 0.1646 16066 0.1693 143 0.2814
66 0.1688 25 0.1489 46 0.1635 71 0.2228
3514 0.16
85 vmlinux vmlinux rb_get_reader_page
346 0.2548 952 0.0157 566 0.0060 871 1.7140
321 0.8209 174 1.0362 324 1.1518 269 0.8439
655 0.03
14 vmlinux vmlinux find_busiest_group
275 0.2025 1194 0.0197 1228 0.0129 1019 2.0052
203 0.5191 151 0.8992 290 1.0310 653 2.0487
799 0.03
83 vmlinux vmlinux find_next_bit
238 0.1752 3053 0.0503 4711 0.0496 116 0.2283
82 0.2097 54 0.3216 101 0.3591 101 0.3169
1174 0.05
63 oprofile oprofile (no symbols)
221 0.1627 0 0 0 0 0 0
0 0 0 0 0 0 0 0
18 8.6e-
04 vmlinux vmlinux ahci_interrupt
212 0.1561 38335 0.6314 60370 0.6361 329 0.6474
165 0.4220 136 0.8099 133 0.4728 205 0.6432
12821 0.61
49 vmlinux vmlinux apic_timer_interrupt
210 0.1546 117 0.0019 1001 0.0105 2 0.0039
0 0 0 0 55 0.1955 16 0.0502
270 0.01
30 vmlinux vmlinux memmove
207 0.1524 0 0 7 7.4e-05 34 0.0669
0 0 0 0 93 0.3306 62 0.1945
214 0.01
03 vmlinux vmlinux search_by_key
204 0.1502 26603 0.4382 25086 0.2643 45 0.0886
18 0.0460 19 0.1131 19 0.0675 25 0.0784
6580 0.31
56 vmlinux vmlinux __do_softirq
170 0.1252 2618 0.0431 3493 0.0368 69 0.1358
42 0.1074 51 0.3037 64 0.2275 87 0.2729
856 0.04
11 vmlinux vmlinux __schedule
151 0.1112 7590 0.1250 8909 0.0939 273 0.5372
86 0.2199 73 0.4347 99 0.3519 142 0.4455
2114 0.10
14 vmlinux vmlinux sched_clock_cpu
142 0.1046 200 0.0033 165 0.0017 65 0.1279
23 0.0588 20 0.1191 15 0.0533 36 0.1129
94 0.00
45 vmlinux vmlinux raise_softirq
141 0.1038 8048 0.1326 11386 0.1200 2 0.0039
0 0 0 0 2 0.0071 4 0.0125
2589 0.12
42 vmlinux vmlinux __phys_addr
141 0.1038 23726 0.3908 24837 0.2617 89 0.1751
58 0.1483 55 0.3275 66 0.2346 62 0.1945
5398 0.25
89 vmlinux vmlinux
tick_nohz_stop_sched_tick
139 0.1023 43230 0.7120 68500 0.7217 105 0.2066
66 0.1688 86 0.5121 100 0.3555 100 0.3137
13725 0.65
83 vmlinux vmlinux getnstimeofday
136 0.1001 0 0 0 0 0 0
0 0 0 0 0 0 0 0
36 0.00
17 vmlinux vmlinux remove_journal_hash
133 0.0979 8624 0.1420 9518 0.1003 217 0.4270
68 0.1739 64 0.3811 79 0.2808 106 0.3326
2348 0.11
26 vmlinux vmlinux native_sched_clock
129 0.0950 270 0.0044 233 0.0025 355 0.6986
93 0.2378 60 0.3573 102 0.3626 105 0.3294
214 0.01
03 vmlinux vmlinux rebalance_domains
117 0.0861 0 0 36 3.8e-04 57 0.1122
0 0 10 0.0596 66 0.2346 60 0.1882
220 0.01
06 vmlinux vmlinux find_get_page
112 0.0825 287 0.0047 397 0.0042 121 0.2381
89 0.2276 63 0.3752 85 0.3022 114 0.3577
220 0.01
06 vmlinux vmlinux scheduler_tick
107 0.0788 13702 0.2257 16191 0.1706 102 0.2007
28 0.0716 44 0.2620 41 0.1458 66 0.2071
3890 0.18
66 vmlinux vmlinux tick_nohz_stop_idle
105 0.0773 4277 0.0704 7002 0.0738 53 0.1043
26 0.0665 24 0.1429 24 0.0853 38 0.1192
1561 0.07
49 vmlinux vmlinux ring_buffer_consume
103 0.0758 0 0 2 2.1e-05 5 0.0098
0 0 0 0 20 0.0711 13 0.0408
61 0.00
29 vmlinux vmlinux __find_get_block
103 0.0758 49251 0.8112 85999 0.9061 166 0.3267
105 0.2685 97 0.5777 122 0.4337 138 0.4330
17108 0.82
06 vmlinux vmlinux read_tsc
98 0.0722 17406 0.2867 40897 0.4309 15 0.0295
2 0.0051 2 0.0119 62 0.2204 51 0.1600
7913 0.37
95 vmlinux vmlinux kmem_cache_alloc
98 0.0722 14817 0.2440 21291 0.2243 41 0.0807
49 0.1253 48 0.2859 62 0.2204 64 0.2008
4582 0.21
98 vmlinux vmlinux ktime_get_ts
94 0.0692 0 0 1 1.1e-05 2 0.0039
0 0 0 0 7 0.0249 6 0.0188
16 7.7e-
04 vmlinux vmlinux __find_get_block_slow
92 0.0677 1161 0.0191 1411 0.0149 41 0.0807
39 0.0997 40 0.2382 53 0.1884 49 0.1537
408 0.01
96 vmlinux vmlinux
select_nohz_load_balancer
88 0.0648 11160 0.1838 54990 0.5794 69 0.1358
43 0.1100 35 0.2084 661 2.3499 55 0.1726
4513 0.21
65 vmlinux vmlinux
get_next_timer_interrupt
75 0.0552 0 0 0 0 0 0
0 0 0 0 0 0 0 0
6 2.9e-
04 vmlinux vmlinux make_request
69 0.0508 803 0.0132 1048 0.0110 35 0.0689
26 0.0665 15 0.0893 24 0.0853 58 0.1820
334 0.01
--More--
Paweł Staszewski pisze:
> I dont know where to put this message so i start here because server
> that i see this funny thing is make only networking
> Routing (bgpd) / traffic management (iproute2)
>
> This starts on kernels >= 2.6.29
>
> On server i have almost constant traffic that is about 300Mbit/s RX
> and 300Mbit/s TX
> Server have two interfaces:
> 04:00.0 Ethernet controller: Intel Corporation 82573E Gigabit Ethernet
> Controller (Copper) (rev 03)
> 05:00.0 Ethernet controller: Intel Corporation 82573L Gigabit Ethernet
> Controller
>
> iBGP peer < - > [ eth0 - forward + shaping - eth1 ] < - > eBGP
>
>
> And what is weird is CPU Load
> it fluctuate from 10% to almost 80% - but traffic is constant :
> bwm-ng v0.6 (probing every 10.000s), press 'h' for help
> input: /proc/net/dev type: rate
> | iface Rx
> Tx Total
>
> ==============================================================================
>
> lo: 0.00 b/s 0.00 b/s
> 0.00 b/s
> eth0: 200.22 Mb/s 266.74 Mb/s
> 466.96 Mb/s
> eth1: 264.00 Mb/s 192.59 Mb/s
> 456.59 Mb/s
>
> ------------------------------------------------------------------------------
>
> total: 464.22 Mb/s 459.34 Mb/s
> 923.56 Mb/s
>
>
> bwm-ng v0.6 (probing every 10.000s), press 'h' for help
> input: /proc/net/dev type: rate
> / iface Rx
> Tx Total
>
> ==============================================================================
>
> lo: 0.00 P/s 0.00 P/s
> 0.00 P/s
> eth0: 51314.95 P/s 49880.20 P/s
> 101195.14 P/s
> eth1: 43309.85 P/s 41885.79 P/s
> 85195.64 P/s
>
> ------------------------------------------------------------------------------
>
> total: 94624.80 P/s 91765.99 P/s
> 186390.79 P/s
>
>
> mpstat -P ALL 1
> 18:00:05 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:06 all 0.00 0.00 0.00 0.00 1.33 13.65
> 0.00 0.00 85.02
> 18:00:06 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:06 1 0.00 0.00 0.00 0.00 3.77 39.62
> 0.00 0.00 56.60
> 18:00:06 2 0.00 0.00 0.00 0.00 7.92 70.30
> 0.00 0.00 21.78
> 18:00:06 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:06 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:06 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:06 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:06 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:06 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:07 all 0.12 0.00 0.12 0.00 1.19 13.35
> 0.00 0.00 85.22
> 18:00:07 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:07 1 0.00 0.00 0.00 0.00 2.75 42.20
> 0.00 0.00 55.05
> 18:00:07 2 0.00 0.00 0.99 0.00 5.94 65.35
> 0.00 0.00 27.72
> 18:00:07 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:07 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:07 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:07 6 0.00 0.00 0.99 0.00 0.00 0.00
> 0.00 0.00 99.01
> 18:00:07 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:07 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:08 all 0.00 0.00 0.12 0.00 0.85 13.42
> 0.00 0.00 85.61
> 18:00:08 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:08 1 0.00 0.00 0.00 0.00 1.85 38.89
> 0.00 0.00 59.26
> 18:00:08 2 0.00 0.00 0.00 0.00 5.94 68.32
> 0.00 0.00 25.74
> 18:00:08 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:08 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:08 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:08 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:08 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:08 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:09 all 0.00 0.00 0.00 0.00 1.33 14.18
> 0.00 0.00 84.48
> 18:00:09 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:09 1 0.00 0.00 0.99 0.00 2.97 50.50
> 0.00 0.00 45.54
> 18:00:09 2 0.00 0.00 0.00 0.00 6.93 65.35
> 0.00 0.00 27.72
> 18:00:09 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:09 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:09 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:09 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:09 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:09 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:10 all 0.00 0.00 0.24 0.00 1.20 11.81
> 0.00 0.00 86.75
> 18:00:10 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:10 1 0.00 0.00 0.95 0.00 4.76 35.24
> 0.00 0.00 59.05
> 18:00:10 2 0.00 0.00 0.00 0.00 4.95 59.41
> 0.00 0.00 35.64
> 18:00:10 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:10 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:10 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:10 6 0.00 0.00 0.95 0.00 0.00 0.00
> 0.00 0.00 99.05
> 18:00:10 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:10 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:11 all 0.00 0.00 0.24 0.00 0.36 5.97
> 0.00 0.00 93.43
> 18:00:11 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:11 1 0.00 0.00 0.97 0.00 0.97 17.48
> 0.00 0.00 80.58
> 18:00:11 2 0.00 0.00 0.00 0.00 2.88 31.73
> 0.00 0.00 65.38
> 18:00:11 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:11 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:11 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:11 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:11 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:11 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:12 all 0.00 0.00 0.25 0.00 0.37 5.76
> 0.00 0.00 93.63
> 18:00:12 0 0.00 0.00 0.00 1.06 0.00 0.00
> 0.00 0.00 98.94
> 18:00:12 1 0.00 0.00 1.92 0.00 0.00 18.27
> 0.00 0.00 79.81
> 18:00:12 2 0.00 0.00 0.96 0.00 1.92 26.92
> 0.00 0.00 70.19
> 18:00:12 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:12 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:12 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:12 6 0.96 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 99.04
> 18:00:12 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:12 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:13 all 0.12 0.00 0.25 0.00 0.12 2.34
> 0.00 0.00 97.17
> 18:00:13 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:13 1 0.00 0.00 0.00 0.00 0.97 7.77
> 0.00 0.00 91.26
> 18:00:13 2 0.00 0.00 0.98 0.00 0.98 10.78
> 0.00 0.00 87.25
> 18:00:13 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:13 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:13 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:13 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:13 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:13 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:14 all 0.00 0.00 0.37 0.00 0.37 2.33
> 0.00 0.00 96.94
> 18:00:14 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:14 1 0.00 0.00 1.92 0.00 0.96 7.69
> 0.00 0.00 89.42
> 18:00:14 2 0.00 0.00 0.97 0.00 0.97 10.68
> 0.00 0.00 87.38
> 18:00:14 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:14 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:14 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:14 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:14 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:14 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:15 all 0.00 0.00 0.61 0.00 0.25 2.45
> 0.00 0.00 96.69
> 18:00:15 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:15 1 0.00 0.00 3.85 0.00 0.96 7.69
> 0.00 0.00 87.50
> 18:00:15 2 0.00 0.00 0.96 0.00 1.92 12.50
> 0.00 0.00 84.62
> 18:00:15 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:15 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:15 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:15 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:15 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:15 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:16 all 0.00 0.00 0.37 0.00 0.37 1.83
> 0.00 0.00 97.43
> 18:00:16 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:16 1 0.00 0.00 1.96 0.00 0.98 4.90
> 0.00 0.00 92.16
> 18:00:16 2 0.00 0.00 1.00 0.00 1.00 10.00
> 0.00 0.00 88.00
> 18:00:16 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:16 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:16 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:16 6 0.98 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 99.02
> 18:00:16 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:16 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:17 all 0.00 0.00 0.25 0.00 0.25 2.73
> 0.00 0.00 96.78
> 18:00:17 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:17 1 0.00 0.00 1.96 0.00 0.00 8.82
> 0.00 0.00 89.22
> 18:00:17 2 0.00 0.00 0.99 0.00 1.98 11.88
> 0.00 0.00 85.15
> 18:00:17 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:17 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:17 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:17 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:17 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:17 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:18 all 0.12 0.00 0.12 0.00 0.95 11.51
> 0.00 0.00 87.31
> 18:00:18 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:18 1 0.00 0.00 0.00 0.00 3.03 33.33
> 0.00 0.00 63.64
> 18:00:18 2 0.00 0.00 0.00 0.00 5.00 64.00
> 0.00 0.00 31.00
> 18:00:18 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:18 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:18 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:18 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:18 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:18 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:19 all 0.36 0.00 0.12 0.00 1.46 14.48
> 0.00 0.00 83.58
> 18:00:19 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:19 1 0.00 0.00 0.00 0.00 4.00 46.00
> 0.00 0.00 50.00
> 18:00:19 2 0.00 0.00 0.99 0.00 7.92 72.28
> 0.00 0.00 18.81
> 18:00:19 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:19 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:19 5 2.86 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 97.14
> 18:00:19 6 0.95 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 99.05
> 18:00:19 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:19 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:20 all 0.00 0.00 0.00 0.00 1.58 14.86
> 0.00 0.00 83.56
> 18:00:20 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:20 1 0.00 0.00 0.00 0.00 3.96 49.50
> 0.00 0.00 46.53
> 18:00:20 2 0.00 0.00 0.00 0.00 9.00 73.00
> 0.00 0.00 18.00
> 18:00:20 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:20 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:20 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:20 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:20 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:20 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:21 all 0.00 0.00 0.00 0.00 1.71 14.86
> 0.00 0.00 83.43
> 18:00:21 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:21 1 0.00 0.00 0.00 0.00 5.05 51.52
> 0.00 0.00 43.43
> 18:00:21 2 0.00 0.00 0.00 0.00 10.00 70.00
> 0.00 0.00 20.00
> 18:00:21 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:21 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:21 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:21 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:21 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:21 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:22 all 0.00 0.00 0.24 0.00 1.70 13.97
> 0.00 0.00 84.08
> 18:00:22 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:22 1 0.00 0.00 0.00 0.00 4.95 42.57
> 0.00 0.00 52.48
> 18:00:22 2 0.00 0.00 1.01 0.00 8.08 72.73
> 0.00 0.00 18.18
> 18:00:22 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:22 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:22 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:22 6 0.00 0.00 0.95 0.00 0.00 0.00
> 0.00 0.00 99.05
> 18:00:22 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:22 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:23 all 0.12 0.00 0.00 0.00 1.58 14.13
> 0.00 0.00 84.17
> 18:00:23 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:23 1 0.00 0.00 0.00 0.00 5.00 45.00
> 0.00 0.00 50.00
> 18:00:23 2 0.99 0.00 0.00 0.00 8.91 70.30
> 0.00 0.00 19.80
> 18:00:23 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:23 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:23 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:23 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:23 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:23 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:24 all 0.00 0.00 0.00 0.00 1.34 14.13
> 0.00 0.00 84.53
> 18:00:24 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:24 1 0.00 0.00 0.00 0.00 4.04 42.42
> 0.00 0.00 53.54
> 18:00:24 2 0.00 0.00 0.00 0.00 6.93 73.27
> 0.00 0.00 19.80
> 18:00:24 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:24 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:24 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:24 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:24 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:24 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:25 all 0.12 0.00 0.12 0.00 1.45 14.67
> 0.00 0.00 83.64
> 18:00:25 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:25 1 0.00 0.00 0.99 0.00 3.96 45.54
> 0.00 0.00 49.50
> 18:00:25 2 0.00 0.00 0.00 0.00 8.00 75.00
> 0.00 0.00 17.00
> 18:00:25 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:25 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:25 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:25 6 0.95 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 99.05
> 18:00:25 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:25 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:26 all 0.00 0.00 0.00 0.00 1.22 14.60
> 0.00 0.00 84.18
> 18:00:26 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:26 1 0.99 0.00 0.00 0.00 2.97 50.50
> 0.00 0.00 45.54
> 18:00:26 2 0.00 0.00 0.00 0.00 7.07 68.69
> 0.00 0.00 24.24
> 18:00:26 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:26 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:26 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:26 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:26 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:26 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:27 all 0.00 0.00 0.00 0.00 1.59 15.02
> 0.00 0.00 83.39
> 18:00:27 0 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:27 1 0.00 0.00 0.00 0.00 6.00 52.00
> 0.00 0.00 42.00
> 18:00:27 2 0.00 0.00 0.00 0.00 6.93 71.29
> 0.00 0.00 21.78
> 18:00:27 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:27 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:27 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:27 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:27 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> 18:00:27 CPU %usr %nice %sys %iowait %irq %soft
> %steal %guest %idle
> 18:00:28 all 0.00 0.00 0.00 0.00 1.33 14.56
> 0.00 0.00 84.10
> 18:00:28 0 0.00 0.00 0.00 0.00 0.00 0.99
> 0.00 0.00 99.01
> 18:00:28 1 0.00 0.00 0.00 0.00 4.00 50.00
> 0.00 0.00 46.00
> 18:00:28 2 0.00 0.00 0.00 0.00 6.06 69.70
> 0.00 0.00 24.24
> 18:00:28 3 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:28 4 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:28 5 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:28 6 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
> 18:00:28 7 0.00 0.00 0.00 0.00 0.00 0.00
> 0.00 0.00 100.00
>
> at the same time top shows:
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
> 28 root 15 -5 0 0 0 S 2 0.0 0:16.60 events/1
> 29 root 15 -5 0 0 0 S 2 0.0 0:15.62 events/2
> 10 root 15 -5 0 0 0 S 2 0.0 0:41.01 ksoftirqd/2
> 7 root 15 -5 0 0 0 S 1 0.0 0:31.17 ksoftirqd/1
> 30 root 15 -5 0 0 0 S 1 0.0 0:03.00 events/3
> 6545 root 20 0 11112 3244 1780 S 0 0.0 0:08.69 oprofiled
> 6845 root 20 0 19084 1384 1008 R 0 0.0 0:00.07 top
> 1 root 20 0 3812 612 520 S 0 0.0 0:01.00 init
> 2 root 15 -5 0 0 0 S 0 0.0 0:00.00 kthreadd
> 3 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/0
> 4 root 15 -5 0 0 0 S 0 0.0 0:01.04 ksoftirqd/0
> 5 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/0
> 6 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/1
> 8 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/1
> 9 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/2
> 11 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/2
> 12 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/3
> 13 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksoftirqd/3
> 14 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/3
> 15 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/4
> 16 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksoftirqd/4
> 17 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/4
> 18 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/5
> 19 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksoftirqd/5
> 20 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/5
> 21 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/6
> 22 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksoftirqd/6
> 23 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/6
> 24 root RT -5 0 0 0 S 0 0.0 0:00.00 migration/7
> 25 root 15 -5 0 0 0 S 0 0.0 0:00.00 ksoftirqd/7
> 26 root RT -5 0 0 0 S 0 0.0 0:00.00 watchdog/7
> 27 root 15 -5 0 0 0 S 0 0.0 0:00.00 events/0
> 31 root 15 -5 0 0 0 S 0 0.0 0:00.00 events/4
> 32 root 15 -5 0 0 0 S 0 0.0 0:00.01 events/5
> 33 root 15 -5 0 0 0 S 0 0.0 0:00.02 events/6
> 34 root 15 -5 0 0 0 S 0 0.0 0:00.01 events/7
> 35 root 15 -5 0 0 0 S 0 0.0 0:00.01 khelper
> 41 root 15 -5 0 0 0 S 0 0.0 0:00.00 async/mgr
> 159 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/0
> 160 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/1
> 161 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/2
> 162 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/3
> 163 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/4
> 164 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/5
> 165 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/6
> 166 root 15 -5 0 0 0 S 0 0.0 0:00.00 kblockd/7
> 167 root 15 -5 0 0 0 S 0 0.0 0:00.00 kacpid
> 168 root 15 -5 0 0 0 S 0 0.0 0:00.00 kacpi_notify
> 246 root 15 -5 0 0 0 S 0 0.0 0:00.00 ata/0
> 247 root 15 -5 0 0 0 S 0 0.0 0:00.00 ata/1
>
> and oprofile output:
> CPU: Core 2, speed 3000.08 MHz (estimated)
> Counted CPU_CLK_UNHALTED events (Clock cycles when not halted) with a
> unit mask of 0x00 (Unhalted core cycles) count 100000
> samples % image name app name
> symbol name
> 11138304 12.3598 vmlinux vmlinux
> rb_next
> 7714260 8.5602 vmlinux vmlinux
> e1000_clean
> 5380466 5.9705 vmlinux vmlinux
> e1000_intr_msi
> 4881445 5.4168 vmlinux vmlinux
> u32_classify
> 3977072 4.4132 vmlinux vmlinux
> _raw_spin_lock
> 3471611 3.8523 vmlinux vmlinux
> hfsc_dequeue
> 3103493 3.4438 vmlinux vmlinux
> hfsc_enqueue
> 2636824 2.9260 vmlinux vmlinux
> delay_tsc
> 2464293 2.7345 vmlinux vmlinux
> e1000_xmit_frame
> 2035779 2.2590 vmlinux vmlinux
> e1000_clean_tx_irq
> 1947231 2.1608 vmlinux vmlinux
> mwait_idle
> 1919540 2.1300 vmlinux vmlinux
> ipt_do_table
> 1908544 2.1178 vmlinux vmlinux
> e1000_clean_rx_irq
> 1865996 2.0706 vmlinux vmlinux
> update_vf
> 1829293 2.0299 vmlinux vmlinux
> rb_erase
> 1777847 1.9728 vmlinux vmlinux
> ip_route_input
> 1430773 1.5877 vmlinux vmlinux
> rb_insert_color
> 1329674 1.4755 vmlinux vmlinux
> __alloc_skb
> 1091678 1.2114 vmlinux vmlinux
> sfq_enqueue
> 985105 1.0931 vmlinux vmlinux
> rb_first
> 944928 1.0486 vmlinux vmlinux
> sfq_dequeue
> 756452 0.8394 vmlinux vmlinux
> read_tsc
> 728703 0.8086 vmlinux vmlinux
> nf_iterate
> 665551 0.7385 vmlinux vmlinux
> ip_forward
> 662616 0.7353 vmlinux vmlinux
> dev_queue_xmit
> 648919 0.7201 vmlinux vmlinux
> __qdisc_run
> 615592 0.6831 vmlinux vmlinux
> ip_rcv
> 589743 0.6544 vmlinux vmlinux
> apic_timer_interrupt
> 550581 0.6110 vmlinux vmlinux
> irq_entries_start
> 536172 0.5950 vmlinux vmlinux
> getnstimeofday
> 527467 0.5853 vmlinux vmlinux
> rb_last
> 508305 0.5640 vmlinux vmlinux
> skb_release_data
> 506763 0.5623 vmlinux vmlinux kfree
> 506269 0.5618 vmlinux vmlinux
> dst_release
> 464412 0.5153 vmlinux vmlinux
> __hrtimer_start_range_ns
> 456354 0.5064 vmlinux vmlinux
> e1000_alloc_rx_buffers
> 435339 0.4831 vmlinux vmlinux
> dev_hard_start_xmit
> 371439 0.4122 vmlinux vmlinux
> local_bh_enable
> 369266 0.4098 vmlinux vmlinux
> __rb_rotate_left
> 361627 0.4013 vmlinux vmlinux
> net_tx_action
> 357797 0.3970 vmlinux vmlinux
> rtsc_y2x
> 350595 0.3890 vmlinux vmlinux
> _raw_spin_unlock
> 349359 0.3877 vmlinux vmlinux
> kmem_cache_alloc
> 336255 0.3731 vmlinux vmlinux
> skb_dma_map
> 328809 0.3649 vmlinux vmlinux
> netif_receive_skb
> 315826 0.3505 vmlinux vmlinux
> fn_trie_lookup
> 313065 0.3474 vmlinux vmlinux
> __kmalloc
> 307684 0.3414 vmlinux vmlinux
> __do_softirq
> 298676 0.3314 vmlinux vmlinux
> skb_pull
> 292352 0.3244 vmlinux vmlinux
> __napi_complete
> 288878 0.3206 vmlinux vmlinux
> get_next_timer_interrupt
> 280449 0.3112 vmlinux vmlinux
> ip_finish_output
> 264482 0.2935 vmlinux vmlinux
> consume_skb
> 251622 0.2792 vmlinux vmlinux
> __remove_hrtimer
> 227178 0.2521 vmlinux vmlinux
> tc_classify_compat
> 226224 0.2510 vmlinux vmlinux
> handle_edge_irq
>
>
>
> proces that this machine is running is only quagga (zebra + bgpd +
> oprofiled)
>
>
> Regards
> Paweł Staszewski
>
>
> --
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>
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