[mythtv-users] Glitchy HDHR Recordings

Ronald Frazier ron at ronfrazier.net
Fri Sep 25 23:07:50 UTC 2009


> My advice is to check the output of ifconfig and/or "ethtool -S".

Hmm...interesting. "ethtool -S eth0" shows the following:

     tx_bytes: 553994251629
     tx_zero_rexmt: 399741298
     tx_one_rexmt: 0
     tx_many_rexmt: 0
     tx_late_collision: 0
     tx_fifo_errors: 0
     tx_carrier_errors: 0
     tx_excess_deferral: 0
     tx_retry_error: 0
     rx_frame_error: 0
     rx_extra_byte: 0
     rx_late_collision: 0
     rx_runt: 0
     rx_frame_too_long: 0
     rx_over_errors: 0
     rx_crc_errors: 0
     rx_frame_align_error: 0
     rx_length_error: 0
     rx_unicast: 371037069
     rx_multicast: 328943
     rx_broadcast: 208711
     rx_packets: 371574723
     rx_errors_total: 0
     tx_errors_total: 0
     tx_deferral: 0
     tx_packets: 399741298
     rx_bytes: 211852976312
     tx_pause: 0
     rx_pause: 1402263
     rx_drop_frame: 1402263


Most interesting (I think) is that last line...looks likes it's
dropping some incoming packets. Now I'm off to try to figure out how
to
1) determine how big the current receive buffer is
2) figure out if I can increase it
3) write a script to monitor this stat and log when it increases, so I
can see if it only increases when these errors occur.

-- 
Ron
Ronald Frazier Photography - http://www.ronfphoto.com/
Blogging About Photography - http://ronfrazier.blogspot.com/


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