linux

4 Reasons Why SSH Connection Fails

As DevOps or IT professionals, people may ask us why they can’t ssh to servers. It happens from time to time. Isn’t right? Not much fun. Just routine work.

Want to ease the pain and burden? Let’s examine common ssh failures together. Next time forward this link to your colleagues, if useful. People may be able to identify the root cause all by themselves, or be efficient in collecting all necessary information, before turning to us.

Why SSH Connection Failed


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Ultimate Command Line To Share Files Across The Internet

Using a single command, we can easily upload any files from our computers or servers to a web server. Then our friends or colleagues can download them directly from web browsers. Isn’t that cool?

Worry about the security? We can encrypt files before transfer. Also we can claim the maxinum downloads of those files, or expire download link in several days.

Here we go! transfer.sh: easy and fast file sharing from the command-line. Zero Initial Setup and Super Easy to use.

Ultimate Command Line To Share Files Across The Internet


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Manage SSH Key File With Passphrase

Any serious DevOps will only ssh by key file. Not with password, right? And mostly our powerful key file can unlock many critical envs. Have you ever uploaded your private key to other envs, like jumpbox? What if your key is magically stolen by hackers somehow?
Time to protect your sensitive ssh key by passphrase. And live with it, headache-free.

Manage SSH Key File With Passphrase


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How To Check Linux Process Deeply With Common Sense

Apparently process checking is critical. Yes, we already have tons of linux tools and tips available. Getting familiar with your weapons is actually the first step, and the easiest part.

More importantly, what questions you ask, what for, when approaching your critical process. Fortunately even with plain common sense, we can dig out lots of valuable information.

Check Linux Process With Common Sense


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