Time/Place

This meeting is a hybrid teleconference and IRC chat. Anyone is welcome to join...here's the info:

Attendees

Agenda

  1. Clustering analysis: high-availability and scalability
  2. Sprint and release videos?
  3. Next sprint dev team
  4. Authorization and Filesystem Federation

Minutes

attendees:

longshou
mike
kevin
osman
stefano
esme
ed
eric
martin
andrew

topics:

clustering:

andrew:

 ongoing conversation w/ modeshape

  HA

  • testing on amazon (1-8 nodes) benchtool
  • shared S3 bucket
  • load balance and configuration robust
  • new node joining into shared replication ok

scalability

  • heavy writes and reads
  • throughput increase w/ added nodes?
  • capability of a subset of data to be replicated
  • capablity of a subset of data to exist on a # of nodes (redundancy)

-infinispan ongoing development
martin:

  • PAAS - redhat openshift, modeshape, HA proxy, further investigation with fedora4

esme/andrew

  • multiple machine high level deployment - split-brain concerns with striped related objects
  • use cases?

mike:

andrew:

  • fedora4 transactions greatly improve performance

martin:

andrew:

  • video summaries? mike: through hangouts
  • martin - great idea!
next sprint:
  • eric,kevin,chris,andrew

federation and authz
  • https://wiki.duraspace.org/display/FF/Federation+and+Authorization+ongoing+issues
  • Esme/martin: linking to policies rather than within object allowing more centralized configuration
  • andrew: working together with UNC next sprint
  • Andrew details:
  • modeshape pluggable AUTH/N
  • external AUTH integration
  • Eric - architectural planning decision 
  • Martin - AUTH concerns of frameworks (hydra/islandora) using fedora4
  • level in stack of AUTH responsibility
  • Esme: some current support at the hydra level
    • possbilities at both islandora and fedora level

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