Gentoo Archives: gentoo-user

From: Volker Armin Hemmann <volkerarmin@××××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Re: Slow network transfers ... lost interrupts because of clocksource?
Date: Mon, 14 Oct 2013 17:21:55
Message-Id: 525C282A.1040106@googlemail.com
In Reply to: Re: [gentoo-user] Re: Slow network transfers ... lost interrupts because of clocksource? by "Stefan G. Weichinger"
1 Am 14.10.2013 08:23, schrieb Stefan G. Weichinger:
2 > Am 10.10.2013 16:38, schrieb Stefan G. Weichinger:
3 >> I don't plan to stay with 3.8.13, this is just an intermediate step to
4 >> get a working config. For now I don't have any more lost hpet interrupts
5 >> etc and the LAN speed is fine. Emerging packages as well ...
6 >>
7 >> From this config I will then try 3.10.7-r1 again.
8 > Went back to 3.10.7-r1 yesterday ... performance fine so far.
9 >
10 > Today I checked back and found the following in dmesg.
11 > Should I disable some option?
12 >
13 > Thanks for any feedback, Stefan
14 >
15 >
16 >
17 >> [20788.258330] NMI backtrace for cpu 16
18 > [20788.258334] CPU: 16 PID: 0 Comm: swapper/16 Not tainted
19 > 3.10.7-gentoo-r1 #1
20 > [20788.258336] Hardware name: HP ProLiant DL385p Gen8, BIOS A28 12/10/2012
21 > [20788.258338] task: ffff88042dcc9fe0 ti: ffff88042dcd6000 task.ti:
22 > ffff88042dcd6000
23 > [20788.258340] RIP: 0010:[<ffffffffa0006e31>] [<ffffffffa0006e31>]
24 > acpi_idle_enter_simple+0x9e/0xde [processor]
25 > [20788.258346] RSP: 0018:ffff88042dcd7e78 EFLAGS: 00000093
26 > [20788.258348] RAX: 000012e824917a00 RBX: ffff880c2d1c78a0 RCX:
27 > 000000000000b6e8
28 > [20788.258350] RDX: 0000000000000ff9 RSI: ffff88082fc80000 RDI:
29 > 000000000000b6e0
30 > [20788.258352] RBP: 0000000000000002 R08: 0000000000000000 R09:
31 > 0000000000000192
32 > [20788.258354] R10: 0000000000000001 R11: 0000000000000000 R12:
33 > ffff880c2d1c7800
34 > [20788.258356] R13: 000012e605db654b R14: ffffffffa00087d8 R15:
35 > 0000000000000000
36 > [20788.258358] FS: 00007fcbeb7de700(0000) GS:ffff88082fc80000(0000)
37 > knlGS:00000000f77556c0
38 > [20788.258360] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
39 > [20788.258362] CR2: 00007fd4098d2000 CR3: 000000042d3a4000 CR4:
40 > 00000000000407a0
41 > [20788.258364] DR0: 00000000000000a0 DR1: 0000000000000000 DR2:
42 > 0000000000000003
43 > [20788.258365] DR3: 00000000000000b0 DR6: 00000000ffff0ff0 DR7:
44 > 0000000000000400
45 > [20788.258367] Stack:
46 > [20788.258368] ffff88102ccd4c00 ffffffffa0008710 0000000000000002
47 > ffffffff8140284b
48 > [20788.258371] 0000000000000000 00000000000001f6 0000000000000000
49 > ffffffff81403b11
50 > [20788.258374] ffff88102ccd4c00 0000000000000002 ffffffffa0008710
51 > ffff88042dcd7fd8
52 > [20788.258378] Call Trace:
53 > [20788.258382] [<ffffffff8140284b>] ? cpuidle_enter_state+0x4b/0xe0
54 > [20788.258386] [<ffffffff81403b11>] ? ladder_select_state+0x31/0x1e0
55 > [20788.258390] [<ffffffff8140297a>] ? cpuidle_idle_call+0x9a/0x140
56 > [20788.258394] [<ffffffff8103b919>] ? arch_cpu_idle+0x9/0x30
57 > [20788.258398] [<ffffffff81095439>] ? cpu_startup_entry+0x59/0x130
58 > [20788.258399] Code: 01 03 75 02 0f 09 e8 1f 50 08 e1 8a 43 08 3c 01 75
59 > 0a 48 89 df e8 c0 78 04 e1 eb 17 3c 02 75 07 e8 0f f9 ff ff eb 0c 8b 53
60 > 04 ec <48> 8b 15 4c e0 81 e1 ed 31 ff e8 90 50 08 e1 80 7b 08 01 74 10
61 > [20788.258440] NMI backtrace for cpu 20
62 > [20788.258444] CPU: 20 PID: 0 Comm: swapper/20 Not tainted
63 > 3.10.7-gentoo-r1 #1
64 > [20788.258445] Hardware name: HP ProLiant DL385p Gen8, BIOS A28 12/10/2012
65 > [20788.258447] task: ffff88042dccb960 ti: ffff88042dcde000 task.ti:
66 > ffff88042dcde000
67 > [20788.258449] RIP: 0010:[<ffffffffa0006e31>] [<ffffffffa0006e31>]
68 > acpi_idle_enter_simple+0x9e/0xde [processor]
69 > [20788.258456] RSP: 0018:ffff88042dcdfe78 EFLAGS: 00000093
70 > [20788.258457] RAX: 000012e824919a00 RBX: ffff880c2d1c50a0 RCX:
71 > 000000000000b6e8
72 > [20788.258459] RDX: 0000000000000ff9 RSI: ffff88082fd00000 RDI:
73 > 000000000000b6e0
74 > [20788.258461] RBP: 0000000000000002 R08: 0000000000000000 R09:
75 > 0000000000000193
76 > [20788.258463] R10: 0000000000000001 R11: 0000000000000000 R12:
77 > ffff880c2d1c5000
78 > [20788.258464] R13: 000012e605db857d R14: ffffffffa00087d8 R15:
79 > 0000000000000000
80 > [20788.258467] FS: 00007fcbeb7de700(0000) GS:ffff88082fd00000(0000)
81 > knlGS:00000000f778d700
82 > [20788.258469] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
83 > [20788.258471] CR2: 00007fd4098d2000 CR3: 000000042d3a4000 CR4:
84 > 00000000000407a0
85 > [20788.258473] DR0: 00000000000000a0 DR1: 0000000000000000 DR2:
86 > 0000000000000003
87 > [20788.258474] DR3: 00000000000000b0 DR6: 00000000ffff0ff0 DR7:
88 > 0000000000000400
89 > [20788.258476] Stack:
90 > [20788.258477] ffff880c2d9e0400 ffffffffa0008710 0000000000000002
91 > ffffffff8140284b
92 > [20788.258480] 0000000000000000 00000000000001f7 0000000000000000
93 > ffffffff81403b11
94 > [20788.258484] ffff880c2d9e0400 0000000000000002 ffffffffa0008710
95 > ffff88042dcdffd8
96 > [20788.258487] Call Trace:
97 > [20788.258491] [<ffffffff8140284b>] ? cpuidle_enter_state+0x4b/0xe0
98 > [20788.258495] [<ffffffff81403b11>] ? ladder_select_state+0x31/0x1e0
99 > [20788.258498] [<ffffffff8140297a>] ? cpuidle_idle_call+0x9a/0x140
100 > [20788.258502] [<ffffffff8103b919>] ? arch_cpu_idle+0x9/0x30
101 > [20788.258506] [<ffffffff81095439>] ? cpu_startup_entry+0x59/0x130
102 > [20788.258508] Code: 01 03 75 02 0f 09 e8 1f 50 08 e1 8a 43 08 3c 01 75
103 > 0a 48 89 df e8 c0 78 04 e1 eb 17 3c 02 75 07 e8 0f f9 ff ff eb 0c 8b 53
104 > 04 ec <48> 8b 15 4c e0 81 e1 ed 31 ff e8 90 50 08 e1 80 7b 08 01 74 10
105 >
106 >
107 >
108 >
109
110 nmo, you should finally go to lkml. Something is very wrong with your setup.