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Red Hat Bugzilla – Attachment 290407 Details for
Bug 426793
CMCI is left disabled on hot-added processors
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Log of test session by partner
cmc-mask-log.txt (text/plain), 11.62 KB, created by
Fabio Olive Leite
on 2007-12-26 13:21:42 UTC
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Description:
Log of test session by partner
Filename:
MIME Type:
Creator:
Fabio Olive Leite
Created:
2007-12-26 13:21:42 UTC
Size:
11.62 KB
patch
obsolete
>*** >*** prepare test module *** >*** > >[root@rhel5 work]# tar -xvjf show-cmc-mask.tar.bz2 >show-cmc-mask/ >show-cmc-mask/show-cmc-mask.c >show-cmc-mask/.fix-mca-enable.ko.cmd >show-cmc-mask/.tmp_versions/ >show-cmc-mask/.tmp_versions/show-cmc-mask.mod >show-cmc-mask/.fix-mca-enable.mod.o.cmd >show-cmc-mask/Makefile >show-cmc-mask/.fix-mca-enable.o.d >show-cmc-mask/.fix-mca-enable.o.cmd >show-cmc-mask/.show-cmc-mask.mod.o.cmd >show-cmc-mask/.show-cmc-mask.o.cmd >show-cmc-mask/.show-cmc-mask.ko.cmd >[root@rhel5 work]# cd show-cmc-mask >[root@rhel5 show-cmc-mask]# make >make -C /lib/modules/2.6.18-53.el5/build M=/home/work/show-cmc-mask modules >make[1]: Entering directory `/usr/src/kernels/2.6.18-53.el5-ia64' > CC [M] /home/work/show-cmc-mask/show-cmc-mask.o > Building modules, stage 2. > MODPOST > CC /home/work/show-cmc-mask/show-cmc-mask.mod.o > LD [M] /home/work/show-cmc-mask/show-cmc-mask.ko >make[1]: Leaving directory `/usr/src/kernels/2.6.18-53.el5-ia64' >[root@rhel5 show-cmc-mask]# ls >Makefile show-cmc-mask.c show-cmc-mask.mod.c show-cmc-mask.o >Module.symvers show-cmc-mask.ko show-cmc-mask.mod.o >[root@rhel5 show-cmc-mask]# /sbin/insmod show-cmc-mask.ko >[root@rhel5 show-cmc-mask]# tail /var/log/messages > : >Dec 25 10:58:23 rhel5 kernel: CPU0: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU1: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU3: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU2: cmc is enabled >[root@rhel5 show-cmc-mask]# /sbin/rmmod show-cmc-mask > >*** >*** start from 5.1 native *** >*** > >[root@rhel5 show-cmc-mask]# uname -a >Linux rhel5.1GA 2.6.18-53.el5 #1 SMP Wed Oct 10 16:34:55 EDT 2007 ia64 ia64 ia64 GNU/Linux >[root@rhel5 show-cmc-mask]# cat /proc/cpuinfo >processor : 0 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2244.60 >siblings : 1 > >processor : 1 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2244.60 >siblings : 1 > >processor : 2 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2236.41 >siblings : 1 > >processor : 3 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2236.41 >siblings : 1 > >*** >*** offline cpu 2 *** >*** > >[root@rhel5 show-cmc-mask]# cat /sys/devices/system/cpu/cpu2/online >1 >[root@rhel5 show-cmc-mask]# echo 0 > /sys/devices/system/cpu/cpu2/online >[root@rhel5 show-cmc-mask]# cat /sys/devices/system/cpu/cpu2/online >0 >[root@rhel5 show-cmc-mask]# tail /var/log/messages > : >Dec 25 11:02:38 rhel5 kernel: CPU 2 is now offline >[root@rhel5 show-cmc-mask]# cat /proc/cpuinfo >processor : 0 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2244.60 >siblings : 1 > >processor : 1 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2244.60 >siblings : 1 > >processor : 3 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2236.41 >siblings : 1 > >[root@rhel5 show-cmc-mask]# /sbin/insmod show-cmc-mask.ko >[root@rhel5 show-cmc-mask]# tail /var/log/messages > : >Dec 25 10:58:23 rhel5 kernel: CPU0: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU1: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU3: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU2: cmc is enabled >Dec 25 11:02:38 rhel5 kernel: CPU 2 is now offline >Dec 25 11:03:38 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:03:38 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:03:38 rhel5 kernel: CPU3: cmc is enabled >[root@rhel5 show-cmc-mask]# /sbin/rmmod show-cmc-mask > >*** >*** online(re-enable) cpu 2 *** >*** > >[root@rhel5 show-cmc-mask]# echo 1 > /sys/devices/system/cpu/cpu2/online >[root@rhel5 show-cmc-mask]# cat /sys/devices/system/cpu/cpu2/online >1 >[root@rhel5 show-cmc-mask]# tail /var/log/messages > : >Dec 25 10:58:23 rhel5 kernel: CPU0: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU1: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU3: cmc is enabled >Dec 25 10:58:23 rhel5 kernel: CPU2: cmc is enabled >Dec 25 11:02:38 rhel5 kernel: CPU 2 is now offline >Dec 25 11:03:38 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:03:38 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:03:38 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:04:11 rhel5 kernel: CPU 2: synchronized ITC with CPU 0 (last diff 0 cy >cles, maxerr 2076 cycles) > >[root@rhel5 show-cmc-mask]# cat /proc/cpuinfo >processor : 0 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2244.60 >siblings : 1 > >processor : 1 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2244.60 >siblings : 1 > >processor : 2 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2236.41 >siblings : 1 > >processor : 3 >vendor : GenuineIntel >arch : IA-64 >family : Itanium 2 >model : 2 >revision : 2 >archrev : 0 >features : branchlong >cpu number : 0 >cpu regs : 4 >cpu MHz : 1500.000000 >itc MHz : 1500.000000 >BogoMIPS : 2236.41 >siblings : 1 > >[root@rhel5 show-cmc-mask]# /sbin/insmod show-cmc-mask.ko >[root@rhel5 show-cmc-mask]# tail /var/log/messages >Dec 25 10:58:23 rhel5 kernel: CPU2: cmc is enabled >Dec 25 11:02:38 rhel5 kernel: CPU 2 is now offline >Dec 25 11:03:38 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:03:38 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:03:38 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:04:11 rhel5 kernel: CPU 2: synchronized ITC with CPU 0 (last diff 0 cycles, maxerr 2076 cycles) >Dec 25 11:05:13 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:05:13 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:05:13 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:05:13 rhel5 kernel: CPU2: cmc is disabled >[root@rhel5 show-cmc-mask]# /sbin/rmmod show-cmc-mask > ># ># NOTE that cmc is disabled on re-enabled cpu 2. ># > >*** >*** change kernel to patched one *** >*** > >[root@rhel5 work]# date >Tue Dec 25 11:08:13 JST 2007 >[root@rhel5 work]# rpm -qi kernel >Name : kernel Relocations: (not relocatable) >Version : 2.6.18 Vendor: Red Hat, Inc. >Release : 53.el5 Build Date: Thu 11 Oct 2007 06:33:27 AM JST >Install Date: Fri 02 Nov 2007 11:31:57 PM JST Build Host: natasha.build.redhat.com >Group : System Environment/Kernel Source RPM: kernel-2.6.18-53.el5.src.rpm >Size : 203106037 License: GPLv2 >Signature : DSA/SHA1, Thu 11 Oct 2007 08:09:02 PM JST, Key ID 5326810137017186 >Packager : Red Hat, Inc. <http://bugzilla.redhat.com/bugzilla> >Summary : The Linux kernel (the core of the Linux operating system) >Description : >The kernel package contains the Linux kernel (vmlinuz), the core of any >Linux operating system. The kernel handles the basic functions >of the operating system: memory allocation, process allocation, device >input and output, etc. >Name : kernel Relocations: (not relocatable) >Version : 2.6.18 Vendor: Red Hat, Inc. >Release : 53.1.4.el5.it142698.1 Build Date: Fri 21 Dec 2007 09:08:57 AM JST >Install Date: Tue 25 Dec 2007 11:06:23 AM JST Build Host: natasha.build.redhat.com >Group : System Environment/Kernel Source RPM: kernel-2.6.18-53.1.4.el5.it142698.1.src.rpm >Size : 203125125 License: GPLv2 >Signature : (none) >Packager : Red Hat, Inc. <http://bugzilla.redhat.com/bugzilla> >Summary : The Linux kernel (the core of the Linux operating system) >Description : >The kernel package contains the Linux kernel (vmlinuz), the core of any >Linux operating system. The kernel handles the basic functions >of the operating system: memory allocation, process allocation, device >input and output, etc. >[root@rhel5 work]# reboot > > : > : > : > >[root@rhel5 work]# uname -a >Linux rhel5.1GA 2.6.18-53.1.4.el5.it142698.1 #1 SMP Thu Dec 20 18:11:38 EST 2007 ia64 ia64 ia64 GNU/Linux > >[root@rhel5 show-cmc-mask]# /sbin/insmod show-cmc-mask.ko >[root@rhel5 show-cmc-mask]# tail /var/log/messages > : >Dec 25 11:15:47 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:15:47 rhel5 kernel: CPU2: cmc is enabled >Dec 25 11:15:47 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:15:47 rhel5 kernel: CPU1: cmc is enabled >[root@rhel5 show-cmc-mask]# /sbin/rmmod show-cmc-mask > >*** >*** offline & online cpu 2 *** >*** > >[root@rhel5 show-cmc-mask]# cat /sys/devices/system/cpu/cpu2/online >1 >[root@rhel5 show-cmc-mask]# echo 0 > /sys/devices/system/cpu/cpu2/online >[root@rhel5 show-cmc-mask]# cat /sys/devices/system/cpu/cpu2/online >0 >[root@rhel5 show-cmc-mask]# /sbin/insmod show-cmc-mask.ko >[root@rhel5 show-cmc-mask]# /sbin/rmmod show-cmc-mask >[root@rhel5 show-cmc-mask]# tail /var/log/messages > : >Dec 25 11:15:47 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:15:47 rhel5 kernel: CPU2: cmc is enabled >Dec 25 11:15:47 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:15:47 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:16:51 rhel5 kernel: CPU 2 is now offline >Dec 25 11:16:59 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:16:59 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:16:59 rhel5 kernel: CPU1: cmc is enabled >[root@rhel5 show-cmc-mask]# echo 1 > /sys/devices/system/cpu/cpu2/online >[root@rhel5 show-cmc-mask]# cat /sys/devices/system/cpu/cpu2/online >1 >[root@rhel5 show-cmc-mask]# /sbin/insmod show-cmc-mask.ko >[root@rhel5 show-cmc-mask]# /sbin/rmmod show-cmc-mask >[root@rhel5 show-cmc-mask]# tail /var/log/messages >Dec 25 11:15:47 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:16:51 rhel5 kernel: CPU 2 is now offline >Dec 25 11:16:59 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:16:59 rhel5 kernel: CPU0: cmc is enabled >Dec 25 11:16:59 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:17:15 rhel5 kernel: CPU 2: synchronized ITC with CPU 0 (last diff 0 cycles, maxerr 2076 cycles) >Dec 25 11:17:23 rhel5 kernel: CPU3: cmc is enabled >Dec 25 11:17:23 rhel5 kernel: CPU2: cmc is enabled >Dec 25 11:17:23 rhel5 kernel: CPU1: cmc is enabled >Dec 25 11:17:23 rhel5 kernel: CPU0: cmc is enabled >[root@rhel5 show-cmc-mask]# > ># ># NOTE that cmc is enabled on onlined cpu 2. ># >
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