Date: Fri, 26 Feb 2021 16:25:48 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 248659] Specific generations of intel chips lock up with P-states active Message-ID: <bug-248659-227-lIw8PLibpu@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-248659-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248659 --- Comment #20 from Sergei Masharov <serzh@expir.org> --- Also I have noticed these differences: With hint.hwpstate_intel.0.disabled="1" sysctl dev.cpu.0 looks exactly the same as 12.2-RELEASE and all releases before: # sysctl dev.cpu.0 dev.cpu.0.cx_method: C1/mwait/hwc C2/mwait/hwc C3/mwait/hwc dev.cpu.0.cx_usage_counters: 1151952 0 0 dev.cpu.0.cx_usage: 100.00% 0.00% 0.00% last 15982us dev.cpu.0.cx_lowest: C1 dev.cpu.0.cx_supported: C1/1/1 C2/2/151 C3/3/1034 dev.cpu.0.freq_levels: 2101/15000 2100/15000 1900/13193 1800/12317 1700/11459 1600/10759 1500/9936 1400/9127 1200/7696 1100/6937 1000/6196 800/4888 700/4193 600/3514 500/2850 400/2325 dev.cpu.0.freq: 2101 dev.cpu.0.%parent: acpi0 dev.cpu.0.%pnpinfo: _HID=none _UID=0 _CID=none dev.cpu.0.%location: handle=\_SB_.PR00 dev.cpu.0.%driver: cpu dev.cpu.0.%desc: ACPI CPU but without this option it is completely different: # sysctl dev.cpu.0 dev.cpu.0.cx_method: C1/mwait/hwc C2/mwait/hwc C3/mwait/hwc dev.cpu.0.cx_usage_counters: 5944 0 0 dev.cpu.0.cx_usage: 100.00% 0.00% 0.00% last 10276us dev.cpu.0.cx_lowest: C1 dev.cpu.0.cx_supported: C1/1/1 C2/2/151 C3/3/1034 dev.cpu.0.freq_levels: 2112/-1 dev.cpu.0.freq: 1005 dev.cpu.0.%parent: acpi0 dev.cpu.0.%pnpinfo: _HID=none _UID=0 _CID=none dev.cpu.0.%location: handle=\_SB_.PR00 dev.cpu.0.%driver: cpu dev.cpu.0.%desc: ACPI CPU -- You are receiving this mail because: You are the assignee for the bug.home | help
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