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易陆发现论坛»论坛 › 操作系统区 › 非桌面系统 › Redhat/Centos Linux系统 › kernel:watchdog: BUG: soft lockup - CPU#4 stuck for ...
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kernel:watchdog: BUG: soft lockup - CPU#4 stuck for 21s!

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发表于 2022-6-10 19:51:08 | 显示全部楼层 |阅读模式
kernel:watchdog: BUG: soft lockup - CPU#4 stuck for 21s!
7 z! z" M. l4 M# I+ y5 N0 q6 RJun 10 19:44:22 compute01 kernel: EDAC MC1: 32353 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)+ ~1 Z6 R6 x& S6 C! [4 M
Jun 10 19:44:23 compute01 kernel: EDAC MC1: 1539 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
$ N& u2 p' p7 `. r# O2 F4 j6 cJun 10 19:44:24 compute01 kernel: EDAC MC1: 32267 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
1 r, o7 i$ |7 _  w( p% s: HJun 10 19:44:25 compute01 kernel: EDAC MC1: 32271 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)' P/ i1 A- B: X, B
Jun 10 19:44:26 compute01 kernel: EDAC MC1: 32324 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)& `/ e4 {  C3 a6 @" m
Jun 10 19:44:27 compute01 kernel: EDAC MC1: 1306 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
6 O: ~2 v0 W, R# Q  r* EJun 10 19:44:28 compute01 kernel: EDAC MC1: 31262 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)* ]; o0 V1 b6 o& s
Jun 10 19:44:29 compute01 kernel: EDAC MC1: 1303 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)  E- c% w/ t6 h  W+ r
Jun 10 19:44:30 compute01 kernel: EDAC MC1: 31738 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)3 H* V, W5 G; v4 T- \6 H( b8 `5 ?, B3 z4 F
Jun 10 19:44:31 compute01 kernel: EDAC MC1: 32400 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
0 E( F8 H- ~4 QJun 10 19:44:32 compute01 kernel: EDAC MC1: 1754 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)7 F! K/ s, K( B1 L! N2 \& q
Jun 10 19:44:33 compute01 kernel: EDAC MC1: 32213 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)& R2 H, \, O* l/ `) T0 a
Jun 10 19:44:34 compute01 kernel: EDAC MC1: 32034 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)  |  G: b6 X* y% J3 k+ {& w, Y
Jun 10 19:44:35 compute01 kernel: EDAC MC1: 32453 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
0 z3 B  d( A- U% F6 ^: Q1 b0 r! E3 F+ T9 k: t

, J+ C$ _( E3 c" c8 J1 }! gHow to solve EDAC DIMM CE Error$ More /var/log/messageJul 21 08:54:32 customerkernel: EDAC MC1: 5486 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:33 customerkernel: EDAC MC1: 11480 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:34 customerkernel: EDAC MC1: 11330 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:35 customerkernel: EDAC MC1: 6584 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:36 customerkernel: EDAC MC1: 27428 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:37 customerkernel: EDAC MC1: 30113 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:38 customerkernel: EDAC MC1: 4453 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:39 ​​customerkernel: EDAC MC1: 6269 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:40 customer kernel: EDAC MC1: 15720 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1 page: 0x0offset: 0x0 grain: 8 syndrome: 0x0)Jul 21 08:54:41 customerkernel: EDAC MC1: 16107 CE error on CPU # 1Channel # 2_DIMM # ​​1 (channel: 2 slot: 1page: 0x0 offset: 0x0 grain: 8 syndrome: 0x0)Analysis and solution:3 ~) z/ n" X& D6 y4 G/ t
This is [EDAC (Error Detection AndCorrection] (https://www.kernel.org/doc/Documentation/edac.txt) logs.
  o: m$ }9 C% m- J8 {CE Error Correctable Error is referred to, in addition to UE (Uncorrectable Error)
5 p% H: D* g5 _. S+ o8 hAccording to the above documents, identify errors DIMM:! Y* b) m/ p. A( \6 t
[root @ the Customer log] # grep "[0-9]" / SYS / Devices / System / EDAC / MC / MC * / csrow * / * CH _ce_count/ Sys / devices / system / edac / mc / mc0 / csrow0 / ch0_ce_count: 0/ Sys / devices / system / edac / mc / mc0 / csrow0 / ch1_ce_count: 0/ Sys / devices / system / edac / mc / mc0 / csrow0 / ch2_ce_count: 0/ Sys / devices / system / edac / mc / mc0 / csrow1 / ch0_ce_count: 0/ Sys / devices / system / edac / mc / mc0 / csrow1 / ch1_ce_count: 0/ Sys / devices / system / edac / mc / mc0 / csrow1 / ch2_ce_count: 0/ Sys / devices / system / edac / mc / mc1 / csrow0 / ch0_ce_count: 0/ Sys / devices / system / edac / mc / mc1 / csrow0 / ch1_ce_count: 0/ Sys / devices / system / edac / mc / mc1 / csrow0 / ch2_ce_count: 0/ Sys / devices / system / edac / mc / mc1 / csrow1 / ch0_ce_count: 0/ Sys / devices / system / edac / mc / mc1 / csrow1 / ch1_ce_count: 0/ Sys / devices / system / edac / mc / mc1 / csrow1 / ch2_ce_count: 554836518Found errors in /mc1/csrow1/ch2, according to the chart:
  D  s( Y3 E2 n" J       Channel 0 Channel 1===================================csrow0 | DIMM_A0 | DIMM_B0 |csrow1 | DIMM_A0 | DIMM_B0 |======================================================================csrow2 | DIMM_A1 | DIMM_B1 |csrow3 | DIMM_A1 | DIMM_B1 |===================================From dmidecode info:4 k/ I% K+ t  [& ~: O2 l/ }
[Root @ customer log] # dmidecode -t memory | grep 'Locator: DIMM'       Locator: DIMM_D0       Locator: DIMM_D1       Locator: DIMM_E0       Locator: DIMM_E1       Locator: DIMM_F0       Locator: DIMM_F1       Locator: DIMM_A0       Locator: DIMM_A1       Locator: DIMM_B0       Locator: DIMM_B1       Locator: DIMM_C0       Locator: DIMM_C1From server console to find the memory info:
! \" h% b' X" |& A* E( F* W2 pMemory slot on the motherboard of distribution: 2 e  U; W5 ?% s- \3 D
Combined error log: kernel: EDAC MC1: 16107 CE error on CPU # 1Channel #2_DIMM # ​​1 (channel: 2slot: 1 DIMM_F1 memory slots should be a problem.
6 Z5 t0 U4 K- N/ c1 M$ j0 OSolution: Finally, what we need to do is to replace F1 memory slot, after the system reboot the memory issue is no longer happening.8 G3 |$ b: n$ V% |. f, d/ y
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 楼主| 发表于 2022-6-10 19:55:29 | 显示全部楼层
跑大量高负载程序，造成cpu soft lockup。
! w9 f& Z; ]' X, \$ N; V+ ?Soft lockup就是内核软死锁，这个bug没有让系统彻底死机，但是若干个进程（或者kernel thread）被锁死在了某个状态（一般在内核区域），很多情况下这个是由于内核锁的使用的问题。
! z' L* w7 e) _解决办法:
9 C! d: W$ g0 y" U! y/ o
& ?* H& t0 v: S: S. R5 M8 G$ M#!/bin/bash
! x7 |" [9 X/ ~- \1 G; w4 V#修改阈值为30，写入文件2 W9 @# d! T+ R
echo 30 > /proc/sys/kernel/watchdog_thresh / ?  d: i/ ~2 u
#修改阈值为30，临时生效
; i, D6 I1 w, F" b* }6 n/ A# `sysctl -w kernel.watchdog_thresh=30
4 ?9 i0 R# r: F& x# _6 v2 D- U/ E2 `+ O1 B
#修改阈值为30，写入启动文件
4 Y! n  c# ?, g4 k/ B: @grep 'watchdog_thresh' /etc/sysctl.conf
& z$ [' g; g, K4 {3 b1 z  y& p( }( }if [ $? -ne 0 ]; then
% Z  j+ _/ F( B( d        echo "kernel.watchdog_thresh=30" >> /etc/sysctl.conf% D( C8 {8 J7 P9 w' i
else
/ ^7 `: a$ i1 J1 ~0 Q& f        echo "正常"
4 L' P) J5 K1 Nfi% T/ |) _& d7 `; }
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 楼主| 发表于 2022-6-10 21:30:15 | 显示全部楼层
[root@compute01 ~]# grep [0-9] /sys/devices/system/edac/mc/mc*/csrow*/ch*_ce_count
7 d$ j: a5 O% _/sys/devices/system/edac/mc/mc0/csrow0/ch0_ce_count:0
9 h5 V3 \* d' w/sys/devices/system/edac/mc/mc0/csrow0/ch1_ce_count:0
$ U7 `9 B0 o3 m% U9 [/ f& ]1 q) `/sys/devices/system/edac/mc/mc0/csrow0/ch2_ce_count:0+ p4 D5 H# S7 \, Y! [9 F
/sys/devices/system/edac/mc/mc1/csrow0/ch0_ce_count:0/ \' a2 l' i" ?; O& s
/sys/devices/system/edac/mc/mc1/csrow0/ch1_ce_count:176451434
8 z# w. ^' ~: I, m/sys/devices/system/edac/mc/mc1/csrow0/ch2_ce_count:0
! r3 B8 T( ~! P7 W" N! P* g[root@compute01 ~]# cd /var/log/
. H# L9 Q# p' W* J9 Y/ E[root@compute01 log]# grep [0-9] /sys/devices/system/edac/mc/mc*/csrow*/ch*_ce_count
& q( M3 H, @2 v. _2 N2 M& e6 x/sys/devices/system/edac/mc/mc0/csrow0/ch0_ce_count:0
$ s+ I" r) p% ?* \/sys/devices/system/edac/mc/mc0/csrow0/ch1_ce_count:0
' a7 U, N) V" M# k& k/sys/devices/system/edac/mc/mc0/csrow0/ch2_ce_count:0+ U6 n/ x3 \$ J, ^# V/ a
/sys/devices/system/edac/mc/mc1/csrow0/ch0_ce_count:0
: d3 H0 F( f  q* j) }9 p4 |/sys/devices/system/edac/mc/mc1/csrow0/ch1_ce_count:176582143
! q8 ?% x7 l" v4 m* |/sys/devices/system/edac/mc/mc1/csrow0/ch2_ce_count:01 Q7 Q% t# ^% j% B3 J

6 t; U; W; C% {7 U' {. X9 K* @- |
[root@compute01 log]# dmesg|grep -i error
# p" ^* m; `# t; J  J  ~/ E; Z; ][15469.396093] core: [Hardware Error]: Machine check events logged
1 B1 V) R5 H4 d( n, W[15469.397553] EDAC MC1: 628 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
2 U+ F, i7 S* [0 a2 i$ S& b; S[15470.420162] EDAC MC1: 338 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
& y0 `8 W" m1 c/ o. m$ H3 _# z: `[15471.444203] EDAC MC1: 916 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
, m3 S/ f7 s1 L( F8 B0 j6 H[15472.404252] EDAC MC1: 31437 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
' M) v- q. l- H3 b$ _[15473.428264] EDAC MC1: 628 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
/ ]; f9 }: Z4 n& \* }: w) ]4 k9 c[15474.388309] EDAC MC1: 632 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)& ^& H' L0 c5 }7 c% d3 y
[15475.412425] EDAC MC1: 31414 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
" G" ^0 p6 \0 P# p. b[15476.436453] EDAC MC1: 900 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
4 e2 g& ~$ g" Q( z3 V[15477.396476] EDAC MC1: 31373 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
0 `  z4 I3 k7 p+ S  ]) K; k  f' |6 c[15478.420523] EDAC MC1: 669 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)7 t: y: X; ^+ f
[15479.444574] EDAC MC1: 612 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)+ D: U- Z6 k- V  C+ T
[15480.404592] EDAC MC1: 31720 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
$ }1 n) j: t( ^- c# N5 o8 z, ~[15481.428631] EDAC MC1: 737 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)+ _6 ^# G. z' w* c( m  K
[15482.388697] EDAC MC1: 438 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
0 ?; E9 w+ I1 t; t/ H[15483.412732] EDAC MC1: 31431 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
- q% |1 t3 S$ ?, f0 P& ~[15484.436806] EDAC MC1: 1150 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)$ K' r+ K3 K- b
[15485.396805] EDAC MC1: 787 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)3 V1 N: P- `- A- c+ X+ L
[15486.420854] EDAC MC1: 31724 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
1 [& s6 f4 ~9 |+ l4 j, {/ q. R[15487.444923] EDAC MC1: 486 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
1 \3 E/ ~/ O4 _  T, k' f: P, n: x[15488.528020] EDAC MC1: 31286 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
8 x+ m" }5 c6 D$ ~9 L[15489.428983] EDAC MC1: 595 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
4 K' g1 {9 m( F* X[15490.389063] EDAC MC1: 482 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
- `4 x& m, g. g8 d9 y2 Y, f[15491.413089] EDAC MC1: 800 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)! P5 b& K# o" p" d3 x+ [
[15492.437122] EDAC MC1: 31383 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
) d. [* a1 ?6 v5 \7 G. v& \- P[15493.397162] EDAC MC1: 626 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0): l6 ~" N! c$ p2 \' q, [
[15494.421250] EDAC MC1: 475 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)% K* v: l  Q+ v& T! O0 h
[15495.445313] EDAC MC1: 31371 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)3 d3 {1 y: u! v: U5 F
[15496.405299] EDAC MC1: 599 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
; c' i1 G" @  N* }% Z' I" M) q[15497.429336] EDAC MC1: 498 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)5 }8 @# p) Z; Q' W) l3 D- X  R
[15498.389388] EDAC MC1: 556 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
7 g3 F. V6 W2 p[15499.413452] EDAC MC1: 31286 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
$ f& D' [$ Y$ W' |2 X% `% m[15500.437527] EDAC MC1: 562 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
/ {8 p9 f/ z: }$ T4 t[15501.397514] EDAC MC1: 809 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
# x/ s% M4 G+ L9 E2 S[15502.421630] EDAC MC1: 31237 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
% q) K: M9 ^$ ~4 F1 J# m[15503.445669] EDAC MC1: 565 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)3 ]7 S2 V# H  j/ N
[15504.405665] EDAC MC1: 836 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)+ t* `/ i& }8 Z2 S- h
[15505.429756] EDAC MC1: 32290 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)- O& N9 S3 a( y8 K8 Y5 s
[15506.389773] EDAC MC1: 31703 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
; s9 o8 H8 T+ [( f, O[15507.413826] EDAC MC1: 673 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)  R. S3 t/ O& r5 y
[15508.437879] EDAC MC1: 811 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
( @9 z- O% }! W. w, ?% @[15509.397883] EDAC MC1: 477 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
2 Z+ H  ]7 b6 c: m) N9 }[15510.421954] EDAC MC1: 31283 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)* E2 d5 ]9 X3 E  |
[15511.446016] EDAC MC1: 505 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)2 u! ]. r# f, c1 t2 P+ S1 E
[15512.406017] EDAC MC1: 527 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
. R6 F! i% l( o& e6 s2 g7 p[15513.430072] EDAC MC1: 31324 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)+ q. h6 d. U2 T7 M8 H
[15514.390136] EDAC MC1: 606 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)7 ~4 c+ F- R% v5 J$ D
[15515.414179] EDAC MC1: 550 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)$ t) p% l, \8 N
[15516.438248] EDAC MC1: 31641 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
7 A! J; v$ G! y' O[15517.398265] EDAC MC1: 457 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)2 T! \* _( ?! h3 s. p- M0 C* [
[15518.422311] EDAC MC1: 506 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)+ ^( ~+ S: n2 \/ s
[15519.446347] EDAC MC1: 520 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)3 K4 I1 d; B4 U) X9 ^& H- P
[15520.406412] EDAC MC1: 31330 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
2 _& s- L* S$ f$ c0 t8 G* J1 J# C[15521.430431] EDAC MC1: 821 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)1 t1 t% h& y$ X; y# a5 E% i: C+ X* {
[15522.390507] EDAC MC1: 483 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)
9 x& N/ t* Q5 }+ y/ b[15523.414534] EDAC MC1: 31316 CE error on CPU#1Channel#1_DIMM#0 (channel:1 slot:0 page:0x0 offset:0x0 grain:8 syndrome:0x0)& K1 I) O; w# P2 }- B

; [; p( g) |; {! [/ A[root@compute01 log]# dmidecode -t memory |grep 'Locator': q+ u* @; L$ ]* _; y
Locator: P1-1A  _! z6 B  W1 l9 G  F
Bank Locator: BANK0
1 {+ Q1 W0 m8 e; b- p9 X6 \# y Locator: P1-1B" S. ~  p, e) h# ~( M$ `& L2 h
Bank Locator: BANK1  K$ L6 Q0 M* ]
Locator: P1-2A
1 d" |% b, C* K+ H3 d Bank Locator: BANK28 j% y6 r  T6 W+ C6 V3 u
Locator: P1-2B( R% _6 f0 A/ o
Bank Locator: BANK3( h" R5 N4 E" ]8 u9 S
Locator: P1-3A8 j" P! Y$ S& y* z! b
Bank Locator: BANK4
8 o* l9 X7 W8 S* p; K* j' c Locator: P1-3B$ y6 O. I2 G( h
Bank Locator: BANK5
5 N7 g. p. E+ o, [ Locator: P2-1A4 v- \2 a9 [8 F% {6 P
Bank Locator: BANK6
6 L) o! M9 k0 f; M% D  ^ Locator: P2-1B
# `; D- `1 H2 f5 |- q Bank Locator: BANK7/ s  @& R6 K' g  d" v
Locator: P2-2A
8 l; R8 x7 e& v9 H Bank Locator: BANK8
) z/ W# o; }3 E" H8 R$ x) ]2 p, v3 E Locator: P2-2B7 L& f2 `! l; F( t3 _8 U2 Z
Bank Locator: BANK9* k2 {( @; f) y5 y2 C' |
Locator: P2-3A
; R# l5 O5 o$ s" d Bank Locator: BANK10
) N* l3 T& c. I, A, s Locator: P2-3B; f) C' c/ Q9 k( x* S
Bank Locator: BANK11# l. W( @7 s% U5 @8 ?& h* H  L
6 b% L6 y2 W, D$ G$ u7 I+ T" y

$ D# T. N  R6 ~5 M
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