vickyyang@raspberrypi:~ $ cat /proc/cpuinfo
processor : 0
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
processor : 1
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
processor : 2
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
processor : 3
BogoMIPS : 108.00
Features : fp asimd evtstrm crc32 cpuid
CPU implementer : 0x41
CPU architecture: 8
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3
Revision : b03114
Serial : 10000000b9b9bec4
Model : Raspberry Pi 4 Model B Rev 1.4
cat /sys/firmware/devicetree/base/model
Raspberry Pi 4 Model B Rev 1.4
vcgencmd measure_temp
temp=50.6'C
vickyyang@raspberrypi:~ $ free -h
total used free shared buff/cache available
Mem: 1.8Gi 368Mi 336Mi 22Mi 1.2Gi 1.4Gi
Swap: 511Mi 0B 511Mi
vickyyang@raspberrypi:~ $ df -h
Filesystem Size Used Avail Use% Mounted on
udev 657M 0 657M 0% /dev
tmpfs 185M 1.3M 184M 1% /run
/dev/mmcblk0p2 235G 5.1G 218G 3% /
tmpfs 924M 216K 924M 1% /dev/shm
tmpfs 5.0M 16K 5.0M 1% /run/lock
/dev/mmcblk0p1 510M 69M 442M 14% /boot/firmware
tmpfs 185M 48K 185M 1% /run/user/1000
vickyyang@raspberrypi:~ $ vcgencmd get_mem gpu
gpu=76M
vickyyang@raspberrypi:~ $ vcgencmd version
Aug 30 2024 19:17:39
Copyright (c) 2012 Broadcom
version 2808975b80149bbfe86844655fe45c7de66fc078 (clean) (release) (start)
$ vcgencmd measure_clock arm
frequency(48)=600117184
$ vcgencmd measure_clock core
frequency(1)=199995120
$ vcgencmd measure_clock h264
frequency(28)=0
$ vcgencmd measure_clock isp
frequency(45)=0
$ vcgencmd measure_volts
volt=0.8500V
vickyyang@raspberrypi:~ $ ifconfig -a
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.2.227 netmask 255.255.255.0 broadcast 192.168.2.255
inet6 fe80::26e5:43c9:916f:81d1 prefixlen 64 scopeid 0x20<link>
ether e4:5f:01:49:05:41 txqueuelen 1000 (Ethernet)
RX packets 230432 bytes 344603043 (328.6 MiB)
RX errors 0 dropped 5 overruns 0 frame 0
TX packets 114426 bytes 8039881 (7.6 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 49 bytes 5433 (5.3 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 49 bytes 5433 (5.3 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wlan0: flags=4098<BROADCAST,MULTICAST> mtu 1500
ether e4:5f:01:49:05:42 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
vickyyang@raspberrypi:~ $ ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host noprefixroute
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
link/ether e4:5f:01:49:05:41 brd ff:ff:ff:ff:ff:ff
inet 192.168.2.227/24 brd 192.168.2.255 scope global dynamic noprefixroute eth0
valid_lft 27707sec preferred_lft 27707sec
inet6 fe80::26e5:43c9:916f:81d1/64 scope link noprefixroute
valid_lft forever preferred_lft forever
3: wlan0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000
link/ether e4:5f:01:49:05:42 brd ff:ff:ff:ff:ff:ff
vickyyang@raspberrypi:~ $ uname -a
Linux raspberrypi 6.6.51+rpt-rpi-v8
vickyyang@raspberrypi:~ $ lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description: Debian GNU/Linux 12 (bookworm)
Release: 12
Codename: bookworm