The G2 miner did not turn off automatic updates from the factory, and the kernel of the operating system Ubuntu 16.04 was recently automatically upgraded from 4.10 to 4.13. The mining machine adapts poorly to the 4.13 kernel, and the hashrate drops to about 160Mh/s, which affects the mining efficiency. The following tutorial can solve this problem, that is, restore the system kernel and turn off automatic system updates.
Note: The kernel is the most basic part of the operating system.
1. First, turn off updates (important)
Set up as shown in Figure 1 and Figure 2. If you need to enter a password, the factory password is a.
Close Update 1
Turn off Update 2
Once set, check the side again
2. Download the kernel file
Download the grub.rar compressed file from the network disk and replace the G2 /boot/grub/grub.cfg file, the download link is as follows
https://pan.baidu.com/s/1bpnouz9 密码: 6747
3. Unzip to the USB flash drive
Unzip the downloaded "grub.rar" to a USB stick. Here is the choice to decompress directly into the USB flash drive, pay attention to the name of the USB flash drive, the name of the USB flash drive here is "upan"
4. Replace the kernel file
a. Insert the USB flash drive into the G2 server and open the terminal window according to the steps shown.
b. Enter sudo ./grub.sh in the terminal window, and then restart. If you need to enter a password, the factory password is a.
5. Restart the mining machine (any of the following methods are fine!) ）
Method 1: Enter reboot and enter in any terminal
or
Method 2: The graphical interface is restarted
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Posted on 2/1/2018 2:33:32 PM
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