cat /proc/net/sockstat
result:
sockets: used 4807
TCP: inuse 2190 orphan 4 tw 42 alloc 4430 mem 2247
UDP: inuse 38 mem 81
UDPLITE: inuse 0
RAW: inuse 0
FRAG: inuse 0 memory 0
It's really great that let's encrypt provides free certificates. However, is it a bit troublesome to update the certificate every three months? This article introduces how to generate multi-domain SAN certificate settings through getssl, and schedule automatic certificate renewal. It's very simple, just six steps to get it done.
The video below the article introduces how to use rendertron to solve Polymer SEO optimization problems. In the source of my fork, it has been adjusted to support the Chinese environment. And also added the API interface of pdf, which can also be used to convert pdf.
This article completely records the complete process of my formatting and mounting the EBS volume. The text has complete steps and reference links to the original text.
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