On Sun, 13 Feb 2022 20:55:26 +0200 Mihai Popescu <mih...@gmail.com> wrote:
> > ... Ryzen 9 5950x on x570 chipset motherboard ... > > Can you post the output of > sysctl | grep hw. > please? Here, with smt disabled and smt enabled: HAMLET: /home/andre $ sysctl | grep hw hw.machine=amd64 hw.model=AMD Ryzen 9 5950X 16-Core Processor hw.ncpu=32 hw.byteorder=1234 hw.pagesize=4096 hw.disknames=sd0:,sd1:2c4f0a976c44c833,cd0: hw.diskcount=3 hw.sensors.ksmn0.temp0=36.62 degC hw.cpuspeed=3400 hw.setperf=100 hw.vendor=Micro-Star International Co., Ltd. hw.product=MS-7C37 hw.version=2.0 hw.uuid=c9bca978-eca9-1a51-aece-2cf05d9a5218 hw.physmem=68596871168 hw.usermem=68596854784 hw.ncpufound=32 hw.allowpowerdown=1 hw.perfpolicy=auto hw.smt=0 hw.ncpuonline=16 hw.power=1 HAMLET: /home/andre $ doas sysctl hw.smt=1 hw.smt: 0 -> 1 HAMLET: /home/andre $ sysctl | grep hw hw.machine=amd64 hw.model=AMD Ryzen 9 5950X 16-Core Processor hw.ncpu=32 hw.byteorder=1234 hw.pagesize=4096 hw.disknames=sd0:,sd1:2c4f0a976c44c833,cd0: hw.diskcount=3 hw.sensors.ksmn0.temp0=36.50 degC hw.cpuspeed=3400 hw.setperf=100 hw.vendor=Micro-Star International Co., Ltd. hw.product=MS-7C37 hw.version=2.0 hw.uuid=c9bca978-eca9-1a51-aece-2cf05d9a5218 hw.physmem=68596871168 hw.usermem=68596854784 hw.ncpufound=32 hw.allowpowerdown=1 hw.perfpolicy=auto hw.smt=1 hw.ncpuonline=32 hw.power=1
