linux-kernel - Re: [3/3,v3] tools/power turbostat: Enable accumulate RAPL display

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Date:   Mon,  8 Mar 2021 21:49:57 +0800
From:   youling257 <youling257@...il.com>
To:     yu.c.chen@...el.com
Cc:     lenb@...nel.org, rjw@...ysocki.net, dsmythies@...us.net,
        linux-kernel@...r.kernel.org
Subject: Re: [3/3,v3] tools/power turbostat: Enable accumulate RAPL display

this cause turbostat not work on amd cpu.

root@...alhost:~# /turbostat
turbostat version 20.09.30 - Len Brown <lenb@...nel.org>
CPUID(0): AuthenticAMD 0xd CPUID levels; 0x8000001f xlevels; family:model:stepping 0x17:18:1 (23:24:1)
CPUID(1): SSE3 MONITOR - - - TSC MSR - HT -
CPUID(6): APERF, No-TURBO, No-DTS, No-PTM, No-HWP, No-HWPnotify, No-HWPwindow, No-HWPepp, No-HWPpkg, No-EPB
CPUID(7): No-SGX
RAPL: 234 sec. Joule Counter Range, at 280 Watts
/dev/cpu_dma_latency: 8000 usec (constrained)
current_driver: acpi_idle
current_governor: menu
current_governor_ro: menu
cpu1: POLL: CPUIDLE CORE POLL IDLE
cpu1: C1: ACPI FFH MWAIT 0x0
cpu1: C2: ACPI IOPORT 0x414
cpu1: cpufreq driver: acpi-cpufreq
cpu1: cpufreq governor: powersave
cpufreq boost: 1
cpu0: MSR_RAPL_PWR_UNIT: 0x000a1003 (0.125000 Watts, 0.000015 Joules, 0.000977 sec.)
root@...alhost:~#