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Percona Toolkit – A Quick Introduction to Summary

Percona

Percona Toolkit is a collection of advanced open source command-line tools, developed and used by the Percona technical staff, that are engineered to perform a variety of MySQL, MariaDB, MongoDB, and PostgreSQL server and system tasks that are too difficult or complex to perform manually. Caches | 12.4G LTS (jammy) Kernel | 6.2.0-33-generic

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A thorough introduction to bpftrace

Brendan Gregg

It was created by Alastair Robertson, a talented UK-based developer who has previously won various coding competitions. watchpoint Memory watchpoint events (in development). There are also two modes visible, one between 1 and 2 milliseconds, and another between 8 and 16 milliseconds: this sounds like cache hits and cache misses.

Latency 68
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Getting Started with HTTP/2 and Server Push

Dean Hume

Instead of waiting for the HTTP response, it allows the server to “push” the resources it thinks the client will need into its cache. openssl req -x509 -sha256 -nodes -days 365 -newkey rsa:2048 -keyout server.key -out server.crt. If you open up your developer tools, you should now be serving the website over HTTP/2!

Servers 40
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Getting Started with HTTP/2 and Server Push

Dean Hume

Instead of waiting for the HTTP response, it allows the server to “push” the resources it thinks the client will need into its cache. openssl req -x509 -sha256 -nodes -days 365 -newkey rsa:2048 -keyout server.key -out server.crt. If you open up your developer tools, you should now be serving the website over HTTP/2!

Servers 40
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Getting Started with HTTP/2 and Server Push

Dean Hume

Instead of waiting for the HTTP response, it allows the server to “push” the resources it thinks the client will need into its cache. openssl req -x509 -sha256 -nodes -days 365 -newkey rsa:2048 -keyout server.key -out server.crt. If you open up your developer tools, you should now be serving the website over HTTP/2!

Servers 40
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Chrome's NOSCRIPT Intervention

Tim Kadlec

How do developers know the intervention has been applied? The two results that jump out right away as oddities are The Atlantic and The Verge which managed to get a whopping 293% and 2048% heavier without JavaScript. What I love most about the intervention is the attention it has gotten from developers. Things go wrong.

Network 71
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

Time of Last Access The time of last access is a caching ​​ algorithm ​​ that enables ​​ cache ​​ entries to be ordered by their ​​ access times. aspx ) and ​​ Sparse Files ​​ ( [link] f ault.asp?url=/library/en-us/fileio/fs/sparse_files.asp

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