Serving Web Pages Out of AFS General Setup Overview www systems - - PowerPoint PPT Presentation

serving web pages out of afs
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Serving Web Pages Out of AFS General Setup Overview www systems - - PowerPoint PPT Presentation

Serving Web Pages Out of AFS General Setup Overview www systems software load-balanced AFS used to serve all content Home Page Replication Extensible model /user, /group, /dept paths mapped with rewrites Serving


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SLIDE 1

Serving Web Pages Out of AFS

  • General Setup

– Overview

  • www systems software load-balanced
  • AFS used to serve all content

– Home Page Replication

  • Extensible model

– /user, /group, /dept paths mapped with rewrites

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SLIDE 2

Serving Web Pages Out of AFS

  • Authorization Setup

– Giving the apache servers an identity

  • Use of PAG

– Maintaining the token (kstart)

  • Crontab
  • Svcscan
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SLIDE 3

Serving Web Pages Out of AFS

  • Gotchas

– Use of memcache (NO!)

  • Aaack! The death spiral!

– Cache hits from moving large files

  • Pay attention to log moves!