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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-users] hi all..... probleme with clocksource
On Wed, 12 Aug 2009, amina elbekkali wrote: HI everybody, i wish you are all fine I'm actually working in a project based on xen 3.2 wich was installed in debian lenny 5.0 afeter being installed (the hypervisor); i created a first virtual machine and things were going verry well still i rebooted the dom0 (the host); afet that; the virtual machine shell display this strange and unending messages: 5933.125364] clocksource/0: Time went backwards: ret=2ee31f49829 delta=-5892086159522 shadow=2ee2e490302 offset=3abce2e [ 5933.125368] __ratelimit: 3750 messages suppressed [...] I have similar problem (xen 3.2.1 from debian lenny): when rebooting, my_domU will be saved (by /etc/init.d/xendomains stop)and after the reboot (/etc/init.d/xendomains start) the restored my_domU has this issue... I tried manually "xm save my_domU ..." and "xm restore ..." then only a few such lines were obtained: [ 1317.621642] BUG: soft lockup - CPU#1 stuck for 245s! [swapper:0] [ 1317.621642] Modules linked in: ipv6 reiserfs dm_mirror dm_log dm_snapshot dm_mod raid1 md_mod thermal_sys [ 1317.621642] CPU 1: [ 1317.621642] Modules linked in: ipv6 reiserfs dm_mirror dm_log dm_snapshot dm_mod raid1 md_mod thermal_sys [ 1317.621642] Pid: 0, comm: swapper Not tainted 2.6.26-2-xen-amd64 #1 [ 1317.621642] RIP: e030:[<ffffffff802083aa>] [<ffffffff802083aa>] [ 1317.621642] RSP: e02b:ffff88017fc67f08 EFLAGS: 00000246 [ 1317.621642] RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff802083aa [ 1317.621642] RDX: ffff88017fc67f20 RSI: 0000000000000000 RDI: 0000000000000001 [ 1317.621642] RBP: 0000000000000000 R08: 0000000000000000 R09: ffff880001bc15b8 [ 1317.621642] R10: ffff880081639000 R11: 0000000000000246 R12: 0000000000000000 [ 1317.621642] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 1317.621642] FS: 00007fae6c1686e0(0000) GS:ffffffff80539080(0000) knlGS:0000000000000000 [ 1317.621642] CS: e033 DS: 002b ES: 002b [ 1317.621642] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1317.621642] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 1317.621642] [ 1317.621642] Call Trace: [ 1317.621642] [<ffffffff80261217>] rcu_pending+0x26/0x50 [ 1317.621642] [<ffffffff8020e795>] xen_safe_halt+0x90/0xa6 [ 1317.621642] [<ffffffff8020a0c8>] xen_idle+0x2e/0x66 [ 1317.621642] [<ffffffff80209cd6>] cpu_idle+0x97/0xb9 [ 1317.621642] [ 1317.626161] BUG: soft lockup - CPU#0 stuck for 245s! [swapper:0] [ 1317.626161] Modules linked in: ipv6 reiserfs dm_mirror dm_log dm_snapshot dm_mod raid1 md_mod thermal_sys [ 1317.626161] CPU 0: [ 1317.626161] Modules linked in: ipv6 reiserfs dm_mirror dm_log dm_snapshot dm_mod raid1 md_mod thermal_sys [...] but the domU seems to be OK. -- Zsolt # xm vcpu-listName ID VCPU CPU State Time(s) CPU Affinity Domain-0 0 0 0 r-- 2319.1 0 Domain-0 0 1 - --p 13.1 1 Domain-0 0 2 - --p 11.9 2 Domain-0 0 3 - --p 10.1 3 Domain-0 0 4 - --p 10.8 4 Domain-0 0 5 - --p 14.7 5 Domain-0 0 6 - --p 14.6 6 Domain-0 0 7 - --p 14.1 7 my_domU 14 0 3 -b- 17.5 1-4 my_domU 14 1 1 -b- 6.0 1-4 my_domU 14 2 2 -b- 5.1 1-4 my_domU 14 3 4 -b- 4.7 1-4 # xm dmesg (XEN) Xen version 3.2-1 (Debian 3.2.1-2) (waldi@xxxxxxxxxx) (gcc version 4.3.1 (Debian 4.3.1-2) ) Sat Jun 28 09:32:18 UTC 2008 (XEN) Command line: console=vga dom0_mem=512M cpufreq=dom0-kernel acpi=on numa=on (XEN) Video information: (XEN) VGA is text mode 80x25, font 8x16 (XEN) VBE/DDC methods: none; EDID transfer time: 0 seconds (XEN) EDID info not retrieved because no DDC retrieval method detected (XEN) Disc information: (XEN) Found 6 MBR signatures (XEN) Found 6 EDD information structures (XEN) Xen-e820 RAM map: (XEN) 0000000000000000 - 000000000009b000 (usable) (XEN) 000000000009b000 - 00000000000a0000 (reserved) (XEN) 00000000000d2000 - 0000000000100000 (reserved) (XEN) 0000000000100000 - 000000007ff90000 (usable) (XEN) 000000007ff90000 - 000000007ff97000 (ACPI data) (XEN) 000000007ff97000 - 0000000080000000 (ACPI NVS) (XEN) 0000000080000000 - 00000000d1f00000 (usable) (XEN) 00000000d1f00000 - 00000000d2000000 (reserved) (XEN) 00000000e0000000 - 00000000f0000000 (reserved) (XEN) 00000000fec00000 - 00000000fec10000 (reserved) (XEN) 00000000fee00000 - 00000000fee01000 (reserved) (XEN) 00000000fff80000 - 0000000100000000 (reserved) (XEN) 0000000100000000 - 000000042e000000 (usable) (XEN) System RAM: 16382MB (16775340kB) (XEN) Xen heap: 14MB (14540kB) (XEN) Reserving non-aligned node boundary @ mfn 1236992 (XEN) Reserving non-aligned node boundary @ mfn 2285568 (XEN) Reserving non-aligned node boundary @ mfn 3334144 (XEN) Domain heap initialised: DMA width 32 bits (XEN) Processor #0 15:1 APIC version 16 (XEN) Processor #1 15:1 APIC version 16 (XEN) Processor #2 15:1 APIC version 16 (XEN) Processor #3 15:1 APIC version 16 (XEN) Processor #4 15:1 APIC version 16 (XEN) Processor #5 15:1 APIC version 16 (XEN) Processor #6 15:1 APIC version 16 (XEN) Processor #7 15:1 APIC version 16 (XEN) IOAPIC[0]: apic_id 8, version 17, address 0xfec00000, GSI 0-23 (XEN) Enabling APIC mode: Flat. Using 1 I/O APICs (XEN) Using scheduler: SMP Credit Scheduler (credit) (XEN) Detected 2813.014 MHz processor. (XEN) AMD SVM: ASIDs disabled. (XEN) HVM: SVM enabled (XEN) CPU0: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 1/1 eip 8c000 (XEN) AMD: Disabling C1 Clock Ramping Node #0 (XEN) AMD: Disabling C1 Clock Ramping Node #1 (XEN) AMD: Disabling C1 Clock Ramping Node #2 (XEN) AMD: Disabling C1 Clock Ramping Node #3 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU1: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 2/2 eip 8c000 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU2: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 3/3 eip 8c000 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU3: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 4/4 eip 8c000 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU4: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 5/5 eip 8c000 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU5: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 6/6 eip 8c000 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU6: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Booting processor 7/7 eip 8c000 (XEN) AMD SVM: ASIDs disabled. (XEN) CPU7: AMD Dual-Core AMD Opteron(tm) Processor 8220 stepping 03 (XEN) Total of 8 processors activated. (XEN) ENABLING IO-APIC IRQs (XEN) -> Using new ACK method (XEN) Platform timer overflows in 234 jiffies. (XEN) Platform timer is 3.579MHz ACPI PM Timer (XEN) Brought up 8 CPUs (XEN) AMD IOMMU: Disabled (XEN) *** LOADING DOMAIN 0 *** (XEN) Xen kernel: 64-bit, lsb, compat32 (XEN) Dom0 kernel: 64-bit, lsb, paddr 0x200000 -> 0x631918 (XEN) PHYSICAL MEMORY ARRANGEMENT: (XEN) Dom0 alloc.: 0000000128000000->000000012a000000 (122880 pages to be allocated) (XEN) VIRTUAL MEMORY ARRANGEMENT: (XEN) Loaded kernel: ffffffff80200000->ffffffff80631918 (XEN) Init. ramdisk: ffffffff80632000->ffffffff81bb6000 (XEN) Phys-Mach map: ffffffff81bb6000->ffffffff81cb6000 (XEN) Start info: ffffffff81cb6000->ffffffff81cb64a4 (XEN) Page tables: ffffffff81cb7000->ffffffff81cca000 (XEN) Boot stack: ffffffff81cca000->ffffffff81ccb000 (XEN) TOTAL: ffffffff80000000->ffffffff82000000 (XEN) ENTRY ADDRESS: ffffffff80200000 (XEN) Dom0 has maximum 8 VCPUs (XEN) Initrd len 0x1584000, start at 0xffffffff80632000 (XEN) Scrubbing Free RAM: ...................................................... ................................................................................ ......................done. (XEN) Xen trace buffers: disabled (XEN) Std. Loglevel: Errors and warnings (XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings) (XEN) Xen is relinquishing VGA console. (XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to Xe$ (XEN) Freed 104kB init memory. _______________________________________________ Xen-users mailing list Xen-users@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-users
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