php://memory and streams for scaling

Neal Anders - https://joind.in/6514

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Neal AndersSenior Software Engineer at Infobloxhttp://github.com/nanderoohttp://neal-anders.com@nanderoo

shameless plug

Infoblox is working on some cool stuff...- DNS, DHCP, IPAM, NCCM- IPv6 Center of Excellence- IF-Map / DNSSec- Hiring (sales, services, support, engineering)

disclaimer

These thoughts and opinions are my own, and not of my employer, bla bla bla...

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Quick poll:- Designers- Developers- Sys-Admins- Networking- Management- Other...?- Who is hiring? Looking?

overview

What we will cover:- What are streams?- Examples: memory / temp.- Scaling your app

inspiration

say what now?

php://memory  ...and temp... ...what is that? ...how can I use it?  

what are streams

- The flow of data..- Going in...- Coming out...- stdin, stderr, stdout- php://memory and temp.- Wrappers and php resources 

what are streams

- Written to, read from..- Seekable or sequential..- Give your app room to breath..- expect, phar, ssh2- Examples:

examples

Write, Read, Seek....

examples

Store in memory..

examples

Store somewhere besides in memory..

examples

Or until that becomes scarce..

scaling your app

Doesn't that mean....We need to use X or Y like

[hugely successful overnight start-up]?

scaling your app

Rethink how data flows..

scaling your app

Apply elastic charm..

scaling your app

Instrument ...everything!

scaling your app

What you know, you don't know..

scaling your app

Be prepared to change a few flat tires.. 

scaling your app

Learn from your own mistakes..

resources

http://php.net/wrappers.phphttp://php.net/function.memory-get-usage.phphttp://baconipsum.com/ 

feedback

joind.in - https://joind.in/6514email - neal.anders@yahoo.com 

fin

Thank you.