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# WR Streamer statistics:
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# WR Streamer statistics
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The `xrtx_streamers_stats` module included in the
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[`xwr_streamer`](/WR-Streamers) module produces performance-related data
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The module generates information on streamer module function in terms
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of:
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- **Data integrity** This includes the number of frames sent, frames
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- **Data integrity**: includes the number of frames sent, frames
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received as well as information on the number of lost frames and
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lost blocks.
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<!-- end list -->
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- **Timing Performance** This includes information such as maximum and
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- **Timing Performance**: includes information such as maximum and
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minimum latency values and the accumulated latency.
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This information can be read using wishbone interface and it is
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available via WR PTP Core, WR PTP Core exposes this information via
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shell command (diag) and SNMP agent.
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The `xrtx_streamers_stats` module can be reseted and snapshot via any
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type of access (from wishbone interface and via WR PTP Core via diag
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command or SNMP set command):
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The `xrtx_streamers_stats` module can be reset and one can take a
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snapshot via any type of access (from wishbone interface and via WR PTP
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Core via diag command or SNMP set command):
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- reset - resets the **Data integrity** and **Timing Performance**
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information and timestamps the reset time. The timestamp can be
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useful when reading the available information to know since when
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this information has been accumulated.
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- snaphsot - freezes all available information to provide coherent
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- snapshot - freezes all available information to provide coherent
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data (the acquisition of the information is not stopped, it is
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maintained in the background). Such a freeze of registers is
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important since most of the information is made available through a
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latency (`latency_acc_o `), and the count of the accumulated latency
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values (`latency_cnt_o `) must be read coherently.
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-----
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## Module structure
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### **Interface of `xrtx_streamers_stats`**
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-----
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23 May 2017
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6 July 2017
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