Date: Thu, 31 Mar 2005 18:37:23 -0500 From: Sven Willenberger <sven@dmv.com> To: Gary Mu1der <gmulder@infotechfl.com> Cc: freebsd-amd64@freebsd.org Subject: Re: Tyan k8sr lockups Message-ID: <1112312243.6323.10.camel@lanshark.dmv.com> In-Reply-To: <424C4EED.5070601@infotechfl.com> References: <f0111a98c01333b3c306c81d10294de4@khera.org> <Pine.SOC.4.61.0503300229560.3181@tea.blinkenlights.nl> <3f9aa5aef19c41837cce1563e2c97a21@khera.org> <424C215E.5080201@infotechfl.com> <b6c7cfb181756fdfa3593f64223cb08a@khera.org> <424C4EED.5070601@infotechfl.com>
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On Thu, 2005-03-31 at 14:26 -0500, Gary Mu1der wrote: > All, > > Pulled 2GB of RAM and the system still hangs after a few seconds of > running the dd w/4GB RAM and amd64 generic on FreeBSD 5.3-REL. > > Upgraded the kernel to: > > $ uname -a > FreeBSD d10.bidx.com 5.4-PRERELEASE FreeBSD 5.4-PRERELEASE #0: Thu Mar > 31 13:55:10 EST 2005 root@d10.bidx.com:/usr/obj/usr/src/sys/GENERIC > amd64 > > ... and got the exact same hang w/4GB of RAM and 5.4-PRE... > > Can someone/anyone with a Tyan motherboard and 1 or 2 CPUs (I'm > currently using the non-SMP GENERIC kernel even though I have dual > Opteron 246's) try to reproduce this problem when running: > > dd if=/dev/mem of=/dev/null bs=1024k > > Thanks, > Gary Confirmed the hang with a dual opteron system (248's) with 8GB of ram using the dd command above. System hung within seconds of issuing said command using an SMP-enabled kernel. FreeBSD 5.4-PRERELEASE #0: Thu Mar 17 22:41:53 EST 2005 Timecounter "i8254" frequency 1193182 Hz quality 0 CPU: AMD Opteron(tm) Processor 248 (2190.55-MHz K8-class CPU) Origin = "AuthenticAMD" Id = 0xf5a Stepping = 10 Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2> AMD Features=0xe0500800<SYSCALL,NX,MMX+,LM,3DNow+,3DNow> real memory = 8589934592 (8192 MB) avail memory = 8250437632 (7868 MB) ACPI APIC Table: <A M I OEMAPIC > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs cpu0 (BSP): APIC ID: 0 cpu1 (AP): APIC ID: 1 MADT: Forcing active-low polarity and level trigger for SCI ioapic0 <Version 1.1> irqs 0-23 on motherboard ioapic1 <Version 1.1> irqs 24-27 on motherboard ioapic2 <Version 1.1> irqs 28-31 on motherboard acpi0: <A M I OEMRSDT> on motherboard acpi0: Power Button (fixed) Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x5008-0x500b on acpi0 cpu0: <ACPI CPU> on acpi0 acpi_throttle0: <ACPI CPU Throttling> on cpu0 cpu1: <ACPI CPU> on acpi0 Sven
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