#en este caso revisaremos la micro SD
sync; dd if=/dev/zero of=tempfile bs=1M count=1024; sync
#para probar la velocidad de un disco USB
sudo mkdir -m 1777 /media/usb
#Este comando establece el bit fijo (1) para evitar que sea eliminado accidentalmente
#y da acceso a leer / escribir / ejecutar (777) permisos en él.
#si tenemos un disco NTFS
sudo apt-get install ntfs-3g
#revisamos el disco a instalar
sudo fdisk -l
#para mi caso el SDA1 y lo montamos en la ruta creada
sudo mount /dev/sda1 /media/usb
#posterior a esto ejecutamos este comando
sync; dd if=/dev/zero of=/media/usb/tempfile bs=1M count=1024; sync
#el resultado seria este
pi@raspberrypi:/media/usb $ dd if=/dev/zero of=/media/usb/tempfile bs=1M count=1024 oflag=direct
1024+0 records in
1024+0 records out
1073741824 bytes (1.1 GB, 1.0 GiB) copied, 15.8819 s, 67.6 MB/s
Saturday, September 28, 2019
Leer temperatura - Velocidad y Voltage en rapberry pi
sudo nano temp.sh
#posterior a esto lo dejamos ejecutable
chmod 755 temp.sh
#!/bin/bash
# Shell script: temp.sh
# Autor: Santiago Crespo
cpu=$(cat /sys/class/thermal/thermal_zone0/temp)
echo "$(date) @ $(hostname)"
echo "-------------------------------------------"
echo "Temp.CPU => $((cpu/1000))'Cº"
# echo "Temp.GPU => $(/opt/vc/bin/vcgencmd measure_temp)"
echo "-------------------------------------------"
cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq
#vcgencmd measure_volts
#bastante util es conocer el espacio en disco para eso usamos df y el -h es human value
echo "-------------disk space -------------"
df -h -t ext4
echo "------------top 6 procesos que estan utilizando CPU-------------"
ps -Ao user,uid,comm,pid,pcpu,tty --sort=-pcpu | head -n 6
echo "-------------------last 5----------------"
last -5
#free -h
echo "-----------------Ip connected-------------"
netstat -tn 2>/dev/null | grep :443 | awk '{print $5}' | cut -d: -f1 | sort | uniq -c | sort -nr | head
#netstat -an | grep :443 | grep ESTABLISHED | wc -l
chmod 755 temp.sh
instalar XMR Rig Raspbian
instalar XMR Rig Raspbian 10 Buster
sudo apt-get install git build-essential cmake libuv1-dev libssl-dev libhwloc-dev
sudo apt-get install gcc-5 g++-5
sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-5 60 --slave /usr/bin/g++ g++ /usr/bin/g++-5
sudo update-alternatives --set gcc "/usr/bin/gcc-5"
git clone https://github.com/xmrig/xmrig.git
cd xmrig && mkdir build && cd build
cmake ..
make
#Crear Archivo Json de configuracion
sudo nano config.json
#despues pegar este codigo
sudo apt-get install git build-essential cmake libuv1-dev libssl-dev libhwloc-dev
sudo apt-get install gcc-5 g++-5
sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-5 60 --slave /usr/bin/g++ g++ /usr/bin/g++-5
sudo update-alternatives --set gcc "/usr/bin/gcc-5"
git clone https://github.com/xmrig/xmrig.git
cd xmrig && mkdir build && cd build
cmake ..
make
#Crear Archivo Json de configuracion
sudo nano config.json
#despues pegar este codigo
{
"algo": "cryptonight", // cryptonight (default) or cryptonight-lite
"av": 0, // algorithm variation, 0 auto select
"background": true, // true to run the miner in the background
"colors": true, // false to disable colored output
"cpu-affinity": null, // set process affinity to CPU core(s), mask "0x3" for cores 0 and 1
"cpu-priority": null, // set process priority (0 idle, 2 normal to 5 highest)
"donate-level": 1, // donate level, mininum 1%
"log-file": null, // log all output to a file, example: "c:/some/path/xmrig.log"
"max-cpu-usage": 100, // maximum CPU usage for automatic mode, usually limiting factor is CPU cache not this option.
"print-time": 20, // print hashrate report every N seconds
"retries": 5, // number of times to retry before switch to backup server
"retry-pause": 5, // time to pause between retries
"safe": false, // true to safe adjust threads and av settings for current CPU
"threads": 3, // number of miner threads
"pools": [
{
"url": "stratum+tcp://xmr.pool.minergate.com:45700",// "url": "", // URL of mining server
"user": "TuCuenta",// username for mining server
"pass": "TuPasswd",// password for mining server
"keepalive": true,// send keepalived for prevent timeout (need pool support)
"nicehash": false // enable nicehash/xmrig-proxy support
}
],
"api": {
"port": 0, // port for the miner API https://github.com/xmrig/xmrig/wiki/API
"access-token": null, // access token for API
"worker-id": null // custom worker-id for API
}
}
#agregar al inicio la ejecucion del programa
sudo nano /etc/rc.local
# y aca pegar el codigo
/home/pi/xmrig/build/./xmrig -t 3
Friday, September 6, 2019
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