box.stat.net() | Tarantool
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box.stat.net()

box.stat.net()

Shows network activity: the number of bytes sent and received, the number of connections, streams, and requests (current, average, and total).

Return:

in the tables that box.stat.net() returns:

  • SENT.rps and RECEIVED.rps – average number of bytes sent/received per second in the last 5 seconds
  • SENT.total and RECEIVED.total – total number of bytes sent/received since the server started
  • CONNECTIONS.current – number of open connections
  • CONNECTIONS.rps – average number of connections opened per second in the last 5 seconds
  • CONNECTIONS.total – total number of connections opened since the server started
  • REQUESTS.current – number of requests in progress, which can be limited by box.cfg.net_msg_max
  • REQUESTS.rps – average number of requests processed per second in the last 5 seconds
  • REQUESTS.total – total number of requests processed since the server started
  • REQUESTS_IN_PROGRESS.current – number of requests being currently processed by the TX thread
  • REQUESTS_IN_PROGRESS.rps – average number of requests processed by the TX thread per second in the last 5 seconds
  • REQUESTS_IN_PROGRESS.total – total number of requests processed by the TX thread since the server started
  • STREAMS.current – number of active streams
  • STREAMS.rps – average number of streams opened per second in the last 5 seconds
  • STREAMS.total – total number of streams opened since the server started
  • REQUESTS_IN_STREAM_QUEUE.current – number of requests waiting in stream queues
  • REQUESTS_IN_STREAM_QUEUE.rps – average number of requests in stream queues per second in the last 5 seconds
  • REQUESTS_IN_STREAM_QUEUE.total – total number of requests placed in stream queues since the server started

Example:

tarantool> box.stat.net() -- 5 tables
---
- CONNECTIONS:
    current: 1
    rps: 0
    total: 1
  REQUESTS:
    current: 0
    rps: 0
    total: 8
  REQUESTS_IN_PROGRESS:
    current: 0
    rps: 0
    total: 7
  SENT:
    total: 19579
    rps: 0
  REQUESTS_IN_STREAM_QUEUE:
    current: 0
    rps: 0
    total: 0
  STREAMS:
    current: 0
    rps: 0
    total: 0
  RECEIVED:
    total: 197
    rps
...
net.thread()

Shows network activity per network thread: the number of bytes sent and received, the number of connections, streams, and requests (current, average, and total).

When called with an index (box.stat.net.thread[1]), shows network statistics for a single network thread.

Return:Same network activity metrics as box.stat.net() for each network thread

Example:

tarantool> box.stat.net.thread() -- iproto_threads = 2
- - CONNECTIONS:
      current: 0
      rps: 0
      total: 0
    REQUESTS:
      current: 0
      rps: 0
      total: 0
    REQUESTS_IN_PROGRESS:
      current: 0
      rps: 0
      total: 0
    SENT:
      total: 0
      rps: 0
    REQUESTS_IN_STREAM_QUEUE:
      current: 0
      rps: 0
      total: 0
    STREAMS:
      current: 0
      rps: 0
      total: 0
    RECEIVED:
      total: 0
      rps: 0
  - CONNECTIONS:
      current: 1
      rps: 0
      total: 1
    REQUESTS:
      current: 0
      rps: 0
      total: 8
    REQUESTS_IN_PROGRESS:
      current: 0
      rps: 0
      total: 7
    SENT:
      total: 19579
      rps: 0
    REQUESTS_IN_STREAM_QUEUE:
      current: 0
      rps: 0
      total: 0
    STREAMS:
      current: 0
      rps: 0
      total: 0
    RECEIVED:
      total: 197
      rps: 0
...
tarantool> box.stat.net.thread[1] -- first network thread
- - CONNECTIONS:
      current: 1
      rps: 0
      total: 1
    REQUESTS:
      current: 0
      rps: 0
      total: 8
    REQUESTS_IN_PROGRESS:
      current: 0
      rps: 0
      total: 7
    SENT:
      total: 19579
      rps: 0
    REQUESTS_IN_STREAM_QUEUE:
      current: 0
      rps: 0
      total: 0
    STREAMS:
      current: 0
      rps: 0
      total: 0
    RECEIVED:
      total: 197
      rps: 0
...
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