Runs on objectrec01

The following databases are defined:

• 0: dev
• 1: prelive
• 2: live

The databases are used as

• a Query Cache (prevent recalculation of similarity results for identical queries)
• storage for image labels (should migrate into the next “lilly” version)
• session docs (information about user sessions) see below for more info
• A/B config docs (information needed by frontends to perform A/B tests) see below for more info

redis key pattern: “feedid#sessionid”

contents: msgpack python dictionary

  {
    "abtest":
    {
      "testid1": "A",
      "testid2": "B",
      ...
    },
    ...
  }

redis key pattern: “abtest#feedid#testid”

contents: float (stored as string) indicating the probability of choosing “A”

Remark: This document should only exist while the test is active