In FreeBSD pentru a afla mai multe informatii despre procesor putem folosi una din urmatoarele doua metode:
[root@Server ~]# grep -i cpu /var/run/dmesg.boot CPU: Intel(R) Xeon(TM) CPU 2.80GHz (2790.72-MHz 686-class CPU) Logical CPUs per core: 2 FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs cpu0 (BSP): APIC ID: 0 cpu1 (AP): APIC ID: 1 cpu2 (AP): APIC ID: 6 cpu3 (AP): APIC ID: 7 cpu0: ACPI CPU on acpi0 cpu1: ACPI CPU on acpi0 cpu2: ACPI CPU on acpi0 cpu3: ACPI CPU on acpi0 SMP: AP CPU #3 Launched! SMP: AP CPU #1 Launched! SMP: AP CPU #2 Launched! [root@Server ~]#
In cazul de fata am cautat in fisierul /var/run/dmesg.boot, care e updatat la fiecare restartare, informatiile despre procesor.
A doua metoda ar fi sa folosim sysctl pentru a afla ceva mai multe detalii:
[root@Server ~]# sysctl -a | grep -i cpu kern.threads.virtual_cpu: 4 kern.ccpu: 1948 kern.sched.ipiwakeup.onecpu: 0 kern.smp.cpus: 4 kern.smp.maxcpus: 16 debug.cpufreq.verbose: 0 debug.cpufreq.lowest: 0 debug.kdb.stop_cpus: 1 debug.PMAP1changedcpu: 10099 hw.model: Intel(R) Xeon(TM) CPU 2.80GHz hw.ncpu: 4 hw.acpi.cpu.cx_supported: C1/0 hw.acpi.cpu.cx_lowest: C1 hw.acpi.cpu.cx_usage: 100.00% machdep.cpu_idle_hlt: 1 machdep.hlt_cpus: 10 machdep.hlt_logical_cpus: 0 machdep.logical_cpus_mask: 10 dev.cpu.0.%desc: ACPI CPU dev.cpu.0.%driver: cpu dev.cpu.0.%location: handle=_PR_.CPU0 dev.cpu.0.%pnpinfo: _HID=none _UID=0 dev.cpu.0.%parent: acpi0 dev.cpu.1.%desc: ACPI CPU dev.cpu.1.%driver: cpu dev.cpu.1.%location: handle=_PR_.CPU1 dev.cpu.1.%pnpinfo: _HID=none _UID=0 dev.cpu.1.%parent: acpi0 dev.cpu.2.%desc: ACPI CPU dev.cpu.2.%driver: cpu dev.cpu.2.%location: handle=_PR_.CPU2 dev.cpu.2.%pnpinfo: _HID=none _UID=0 dev.cpu.2.%parent: acpi0 dev.cpu.3.%desc: ACPI CPU dev.cpu.3.%driver: cpu dev.cpu.3.%location: handle=_PR_.CPU3 dev.cpu.3.%pnpinfo: _HID=none _UID=0 dev.cpu.3.%parent: acpi0 [root@Server ~]#
Dupa cum se poate vedea a doua varianta ne da mult mai multe informatii ceea ce e util in unele cazuri – Ex. scripturi de detectare a configuratiei sistemului.
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