Victor, I see you have "QUICKDSP" in your PROFILE. usually when the "user/system hangs", it's cause by being eligibility list.
|------------> | From: | |------------> >----------------------------------------------------------------------------------------------------------------------------------------| |Victor Echavarry Diaz <[email protected]> | >----------------------------------------------------------------------------------------------------------------------------------------| |------------> | To: | |------------> >----------------------------------------------------------------------------------------------------------------------------------------| |[email protected] | >----------------------------------------------------------------------------------------------------------------------------------------| |------------> | Date: | |------------> >----------------------------------------------------------------------------------------------------------------------------------------| |08/27/2010 10:22 AM | >----------------------------------------------------------------------------------------------------------------------------------------| |------------> | Subject: | |------------> >----------------------------------------------------------------------------------------------------------------------------------------| |CPU problem | >----------------------------------------------------------------------------------------------------------------------------------------| |------------> | Sent by: | |------------> >----------------------------------------------------------------------------------------------------------------------------------------| |Linux on 390 Port <[email protected]> | >----------------------------------------------------------------------------------------------------------------------------------------| I forgot to said this guests are 10SP2 Víctor Echavarry System Programmer Technology Systems & Operations Division EVERTEC From: Victor Echavarry Diaz Sent: Friday, August 27, 2010 10:11 AM To: 'Linux on 390 Port' Subject: CPU problem We have guest with two cpu's. A couple of days ago after create new guest with 2 cpu's, the second CPU put the guest in cp mode and the system become slow and sometimes hangs the system. This is some info about what is happen. VM directory PROFILE LINUXPRF IPL CMS PARM AUTOCR OPTION QUICKDSP MACHINE XA 2 * MACHINE ESA 2 COMMAND SET VCONFIG MODE LINUX COMMAND DEFINE CPU 0 TYPE IFL * COMMAND DEFINE CPU 1 TYPE IFL * CPU 0 * CPU 1 USER L20BP L20BP 2048M 2048M G INCLUDE LINUXPRF *CPU 1 COMMAND DEFINE CPU 1 TYPE IFL * l20bp:~ # vmcp q virtual cpus vmcp q virtual cpus CPU 00 ID FF01CF8C20978000 (BASE) IFL CPUAFF ON l20bp:~ # vmcp define cpu 1 vmcp define cpu 1 CPU 01 defined l20bp:~ # vmcp q virtual cpus vmcp q virtual cpus CPU 00 ID FF01CF8C20978000 (BASE) IFL CPUAFF ON CPU 01 ID FF01CF8C20978000 STOPPED IFL CPUAFF ON l20bp:~ # vmcp begin cpu 1 vmcp begin cpu 1 01: HCPGIR453W CP entered; program interrupt loop l20bp:~ # vmcp q virtual cpus vmcp q virtual cpus CPU 00 ID FF01CF8C20978000 (BASE) IFL CPUAFF ON CPU 01 ID FF01CF8C20978000 IFL CPUAFF ON l20bp:~ # IPL the system. LOGON L20BP ICH70001I L20BP LAST ACCESS AT 09:42:49 ON FRIDAY, AUGUST 27, 201 HCPLGN196I Secondary user not in CP directory NIC 0340 is created; devices 0340-0342 defined NIC 0360 is created; devices 0360-0362 defined z/VM Version 5 Release 4.0, Service Level 1001 (64-bit), built on IBM Virtualization Technology There is no logmsg data FILES: NO RDR, NO PRT, NO PUN LOGON AT 09:46:15 EDT FRIDAY 08/27/10 MODE = LINUX HCPCPU1453E CPU 00 is not defined because it already exists. 00: CPU 01 defined z/VM V5.4.0 2010-02-22 09:43 00: Please choose (default will boot in 10 seconds): 00: Booting default (ipl)... Linux version 2.6.16.60-0.21-default (ge...@buildhost) (gcc version 4.1.2 200701 15 (SUSE Linux)) #1 SMP Tue May 6 12:41:02 UTC 2008 We are running under VM (64 bit mode) Detected 2 CPU's Boot cpu address 0 Built 1 zonelists Kernel command line: root=/dev/dasdb1 TERM=dumb BOOT_IMAGE=0 PID hash table entries: 4096 (order: 12, 131072 bytes) Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes) Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes) Memory: 2043904k/2097152k available (4671k kernel code, 0k reserved, 2089k data, 212k init) Security Framework v1.0.0 initialized . . . Mount-cache hash table entries: 256 checking if image is initramfs... it is Freeing initrd memory: 3311k freed cpu 0 phys_idx=0 vers=FF ident=01CF8C machine=2097 unused=8000 cpu 1 phys_idx=1 vers=FF ident=01CF8C machine=2097 unused=8000 Brought up 2 CPUs migration_cost=1000 NET: Registered protocol family 16 After IPL l20bp:~ # vmcp q virtual cpus CPU 00 ID FF01CF8C20978000 (BASE) IFL CPUAFF ON CPU 01 ID FF01CF8C20978000 IFL CPUAFF ON 20bp login: 01: HCPGSP2629I The virtual machine is placed in CP mode due to a S IGP stop from CPU 01. Processor 1 spun down Aug 27 09:50:31 l20bp kernel: Processor 1 spun down l20bp:~ # vmcp q virtual cpus CPU 00 ID FF01CF8C20978000 (BASE) IFL CPUAFF ON CPU 01 ID FF01CF8C20978000 IFL CPUAFF ON l20bp:~ # vmcp q virtual cpus CPU 00 ID FF01CF8C20978000 (BASE) IFL CPUAFF ON CPU 01 ID FF01CF8C20978000 STOPPED IFL CPUAFF ON You have new mail in /var/mail/root ZIPL.conf # Modified by YaST2. Last modification on Mon Feb 8 15:54:33 UTC 2010 [defaultboot] defaultmenu = menu :menu default = 1 prompt = 1 target = /boot/zipl timeout = 10 1 = ipl 2 = Failsafe ###Don't change this comment - YaST2 identifier: Original name: ipl### [ipl] image = /boot/image target = /boot/zipl ramdisk = /boot/initrd,0x1000000 parameters = "root=/dev/dasdb1 TERM=dumb possible_cpus=4" ###Don't change this comment - YaST2 identifier: Original name: failsafe### Does anybody know what this is happen. On VM the processor looks ok. Regards, Víctor Echavarry System Programmer Technology Systems & Operations Division EVERTEC ----------------------------------------- CONFIDENTIALITY NOTE: This email communication and its attachments contain information that are proprietary and confidential to EVERTEC, INC., its affiliates or its clients. They may not be disclosed, distributed, used, copied or modified in any way without EVERTEC, Inc.’s authorization. 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