I don't have a problem upgrading to a more recent kernel. I'll do it and try again. CPU0 CPU1 CPU2 CPU3 0: 35796 219508 1367509 714846322 IO-APIC-edge timer 1: 0 0 0 2 IO-APIC-edge i8042 8: 0 0 1 0 IO-APIC-edge rtc 9: 0 0 0 1 IO-APIC-level acpi 12: 0 0 0 4 IO-APIC-edge i8042 50: 0 6685568 2 400 IO-APIC-level eth0 169: 43 4556 32 101 IO-APIC-level ehci_hcd:usb1, ohci_hcd:usb2, ohci_hcd:usb3 177: 26565935 88022 65347 67440 IO-APIC-level ohci_hcd:usb4 185: 26477 12697949 31539 31684 IO-APIC-level ohci_hcd:usb5 193: 18125889 55786346 52018220 19481451 IO-APIC-level sata_mv 201: 41459172 34509549 20492998 45295899 IO-APIC-level sata_mv 209: 33309776 34688917 26929934 44091250 IO-APIC-level sata_mv 217: 30980862 21002267 29723861 21791804 IO-APIC-level sata_mv 225: 40838685 22136210 38218071 21081955 IO-APIC-level sata_mv 233: 30862641 22239226 33000041 31993705 IO-APIC-level sata_mv NMI: 0 0 0 0 LOC: 716498535 716498534 716498533 716498532 ERR: 1 MIS: 0 On Wed, Jan 28, 2009 at 04:33:42PM -0500, Joe Landman wrote: >> Any stability assurances or workarounds are highly appreciated. :) >> Jan 28 21:31:32 SunSTG kernel: BUG: soft lockup - CPU#0 stuck for 10s! > > [...] > >> Jan 28 21:31:32 SunSTG kernel: [<f8d63562>] compute_parity6+0x21c/0x28a >> [raid456] >> Jan 28 21:31:32 SunSTG kernel: [<f8d6452e>] handle_stripe+0xc8b/0x215e >> [raid456] >> Jan 28 21:31:32 SunSTG kernel: [<c041fdb3>] enqueue_task+0x29/0x39 >> Jan 28 21:31:32 SunSTG kernel: [<c0420629>] try_to_wake_up+0x371/0x37b >> Jan 28 21:31:32 SunSTG kernel: [<c041edec>] __wake_up_common+0x2f/0x53 >> Jan 28 21:31:32 SunSTG kernel: [<c041fbe6>] __wake_up+0x2a/0x3d >> Jan 28 21:31:32 SunSTG kernel: [<f8d61744>] release_stripe+0x21/0x2e >> [raid456] >> Jan 28 21:31:33 SunSTG kernel: [<f8d65b0c>] raid5d+0x10b/0x130 >> [raid456] >> Jan 28 21:31:33 SunSTG kernel: [<c059aca8>] md_thread+0xdf/0xf5 >> Jan 28 21:31:33 SunSTG kernel: [<c0436347>] autoremove_wake_function >> +0x0/0x2d >> Jan 28 21:31:33 SunSTG kernel: [<c059abc9>] md_thread+0x0/0xf5 >> Jan 28 21:31:33 SunSTG kernel: [<c0436285>] kthread+0xc0/0xeb >> Jan 28 21:31:33 SunSTG kernel: [<c04361c5>] kthread+0x0/0xeb >> Jan 28 21:31:33 SunSTG kernel: [<c0405c3b>] kernel_thread_helper >> +0x7/0x10 > > Are you able to update the kernel to something more modern, or are you > required to keep the kernel at the 2.6.18 level? Out of curiousity, could > you post the output of > > cat /proc/interrupts > > > -- > Joseph Landman, Ph.D > Founder and CEO > Scalable Informatics LLC, > email: landman@xxxxxxxxxxxxxxxxxxxxxxx > web : http://www.scalableinformatics.com > http://jackrabbit.scalableinformatics.com > phone: +1 734 786 8423 x121 > fax : +1 866 888 3112 > cell : +1 734 612 4615 -- Best Regards Vladimir Ivashchenko Chief Technology Officer PrimeTel, Cyprus - www.prime-tel.com -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html