XINFO

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Stream information

Key information

Usage: XINFO STREAM key.

Example

Command>XINFO STREAM sensor-1234
Result> 1) length
2) (integer) 14
3) radix-tree-keys
4) (integer) 1
5) radix-tree-nodes
6) (integer) 2
7) groups
8) (integer) 1
9) last-generated-id
10) 1539045611950-0
11) first-entry
12) 1) 1539035295304-0
      2) 1) "temperature"
          2) "100"
13) last-entry
14) 1) 1539045611950-0
      2) 1) "temperature"
          2) "112"
  • 1~2) entry count, XLEN
  • 3~6) radix-tree info
  • 7~8) consumer group count
  • 9~10) last generated ID
  • 11~12) first entry
  • 13~14) last entry

Full key information: FULL

Usage: XINFO STREAM key FULL. This option is available since 6.0.
COUNT <count> limits how many entries are shown.

Example

Command>XINFO STREAM sensor-1234 FULL
Result> 1) length
2) (integer) 14
3) radix-tree-keys
4) (integer) 1
5) radix-tree-nodes
6) (integer) 2
7) last-generated-id
8) 1539045611950-0
9) entries
10) 1) 1) 1539035295304-0
      2) 1) "temperature"
          2) "100"
  2) 1) 1539035295305-0
      2) 1) "temperature"
          2) "101"
  3) 1) 1539035295306-0
      2) 1) "temperature"
          2) "103"
...
11) groups
12) (empty array)

Consumer group information

Usage: XINFO GROUPS key.

Example

Command>XINFO GROUPS sensor-1234
Result> 1) 1) name
    2) "cg-A"
    3) consumers
    4) (integer) 2
    5) pending
    6) (integer) 13
    7) last-delivered-id
    8) 1539035297138-0
  • 1~2) group name
  • 3~4) consumer count
  • 5~6) pending entry count
  • 7~8) last delivered ID

Consumer information

Usage: XINFO CONSUMERS key group.

Example

Command>XINFO CONSUMERS sensor-1234 cg-A
Result> 1) 1) name
    2) "C1"
    3) pending
    4) (integer) 13
    5) idle
    6) (integer) 12332888
2) 1) name
    2) "C2"
    3) pending
    4) (integer) 0
    5) idle
    6) (integer) 12312765
  • 1~2) consumer name
  • 3~4) pending entry count
  • 5~6) Idle time(millisecond)

Syntax

XINFO [STREAM key [FULL [COUNT <count>]]] [GROUPS key] [CONSUMERS key group] [HELP]

  • Available since version 5.0.0.
  • FULL is available since 6.0.
  • Time complexity is O(log(N)) for STREAM, and O(N) for GROUPS and CONSUMERS.

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