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PERC H310 does not create RAID. How to identify the hard disk

　
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Under normal circumstances, the Dell server with PERC H310 RAID card needs to create RAID to recognize that the hard disk is in normal use, but sometimes the customer needs not to create RAID. The following is how to set RAID to avoid creating RAID to recognize the hard disk. When prompted, press ctrl+R to enter the RAID configuration interface. You can see that the hard disk is in R read the whole passage

Ten basic skills of Linux O&M engineers

　
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This article lists the tools that need to be mastered by Linux O&M engineers. In fact, there are many tools to be mastered, but it is difficult for you to learn them in the learning environment. Again, let me remind you that the tools referred to here are equivalent to skills, not graphical tools like Windows or ubuntu, which are useless. In addition, learning Linux requires no graphical interface, so that virtual machines do not have to eat read the whole passage

Prohibit access through Nginx IP

　
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Nginx prohibits IP access. When we use it, we will encounter many malicious IP attacks. At this time, we will use Nginx to prevent IP access. Now let's take a look at the default virtual host of Nginx when users access through IP or through an unset domain name (for example, someone points his own domain name to your IP). The key point is read the whole passage