The speed is limited on every boot now...I also notice my bios time
being reset to 2013...when unplugged from the wall (I'm going to open it
up, the cmos battery may have died.)
rt@sys76:~$ sudo grep . /sys/class/powercap/intel-rapl/intel-rapl\:0/*
[sudo] password for rt:
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_0_max_power_uw:47000000
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_0_name:long_term
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_0_power_limit_uw:47000000
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_0_time_window_us:27983872
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_1_max_power_uw:0
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_1_name:short_term
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_1_power_limit_uw:58750000
/sys/class/powercap/intel-rapl/intel-rapl:0/constraint_1_time_window_us:2440
grep: /sys/class/powercap/intel-rapl/intel-rapl:0/device: Is a directory
/sys/class/powercap/intel-rapl/intel-rapl:0/enabled:0
/sys/class/powercap/intel-rapl/intel-rapl:0/energy_uj:5242172615
grep: /sys/class/powercap/intel-rapl/intel-rapl:0/intel-rapl:0:0: Is a directory
grep: /sys/class/powercap/intel-rapl/intel-rapl:0/intel-rapl:0:1: Is a directory
grep: /sys/class/powercap/intel-rapl/intel-rapl:0/intel-rapl:0:2: Is a directory
/sys/class/powercap/intel-rapl/intel-rapl:0/max_energy_range_uj:262143328850
/sys/class/powercap/intel-rapl/intel-rapl:0/name:package-0
grep: /sys/class/powercap/intel-rapl/intel-rapl:0/power: Is a directory
grep: /sys/class/powercap/intel-rapl/intel-rapl:0/subsystem: Is a directory
rt@sys76:~$
rt@sys76:~$
rt@sys76:~$
rt@sys76:~$
rt@sys76:~$
rt@sys76:~$
rt@sys76:~$ sudo rdmsr -c -p0 0x64F
rdmsr: CPU 0 cannot read MSR 0x0000064f
rt@sys76:~$ sudo strace rdmsr 0x64F
execve("/usr/sbin/rdmsr", ["rdmsr", "0x64F"], 0x7ffe9486b188 /* 16 vars */) = 0
brk(NULL) = 0x5633b869a000
arch_prctl(0x3001 /* ARCH_??? */, 0x7ffe398f8370) = -1 EINVAL (Invalid argument)
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
openat(AT_FDCWD, "/etc/ld.so.cache", O_RDONLY|O_CLOEXEC) = 3
fstat(3, {st_mode=S_IFREG|0644, st_size=79034, ...}) = 0
mmap(NULL, 79034, PROT_READ, MAP_PRIVATE, 3, 0) = 0x7fc1f8b19000
close(3) = 0
openat(AT_FDCWD, "/lib/x86_64-linux-gnu/libc.so.6", O_RDONLY|O_CLOEXEC) = 3
read(3, "\177ELF\2\1\1\3\0\0\0\0\0\0\0\0\3\0>\0\1\0\0\0\360q\2\0\0\0\0\0"...,
832) = 832
pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"...,
784, 64) = 784
pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0",
32, 848) = 32
pread64(3,
"\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\t\233\222%\274\260\320\31\331\326\10\204\276X>\263"...,
68, 880) = 68
fstat(3, {st_mode=S_IFREG|0755, st_size=2029224, ...}) = 0
mmap(NULL, 8192, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) =
0x7fc1f8b17000
pread64(3, "\6\0\0\0\4\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0@\0\0\0\0\0\0\0"...,
784, 64) = 784
pread64(3, "\4\0\0\0\20\0\0\0\5\0\0\0GNU\0\2\0\0\300\4\0\0\0\3\0\0\0\0\0\0\0",
32, 848) = 32
pread64(3,
"\4\0\0\0\24\0\0\0\3\0\0\0GNU\0\t\233\222%\274\260\320\31\331\326\10\204\276X>\263"...,
68, 880) = 68
mmap(NULL, 2036952, PROT_READ, MAP_PRIVATE|MAP_DENYWRITE, 3, 0) = 0x7fc1f8925000
mprotect(0x7fc1f894a000, 1847296, PROT_NONE) = 0
mmap(0x7fc1f894a000, 1540096, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x25000) = 0x7fc1f894a000
mmap(0x7fc1f8ac2000, 303104, PROT_READ, MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3,
0x19d000) = 0x7fc1f8ac2000
mmap(0x7fc1f8b0d000, 24576, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_DENYWRITE, 3, 0x1e7000) = 0x7fc1f8b0d000
mmap(0x7fc1f8b13000, 13528, PROT_READ|PROT_WRITE,
MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x7fc1f8b13000
close(3) = 0
arch_prctl(ARCH_SET_FS, 0x7fc1f8b18580) = 0
mprotect(0x7fc1f8b0d000, 12288, PROT_READ) = 0
mprotect(0x5633b7d85000, 4096, PROT_READ) = 0
mprotect(0x7fc1f8b5a000, 4096, PROT_READ) = 0
munmap(0x7fc1f8b19000, 79034) = 0
openat(AT_FDCWD, "/dev/cpu/0/msr", O_RDONLY) = 3
pread64(3, 0x7ffe398f8288, 8, 1615) = -1 EIO (Input/output error)
write(2, "rdmsr: CPU 0 cannot read MSR 0x0"..., 40rdmsr: CPU 0 cannot read MSR
0x0000064f
) = 40
exit_group(4) = ?
+++ exited with 4 +++
rt@sys76:~$
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https://bugs.launchpad.net/bugs/1945221
Title:
CPU frequency stuck at minimum value..again Ubuntu 20.04.3
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