Martin J. Bligh wrote:
I'm getting a lot of these type of errors if I run 2.6.18. If
I run the standard Ubuntu Dapper kernel, I don't get them.
What do they indicate?

Oct 21 18:48:28 localhost kernel: buffer_info[next_to_clean]
Oct 21 18:48:28 localhost kernel:   time_stamp           <7b79d33>
Oct 21 18:48:28 localhost kernel:   next_to_watch        <3d>
Oct 21 18:48:28 localhost kernel:   jiffies              <7b7a0c1>
Oct 21 18:48:28 localhost kernel:   next_to_watch.status <0>
Oct 21 18:48:30 localhost kernel:   Tx Queue             <0>
Oct 21 18:48:30 localhost kernel:   TDH                  <3d>
Oct 21 18:48:30 localhost kernel:   TDT                  <44>
Oct 21 18:48:30 localhost kernel:   next_to_use          <44>
Oct 21 18:48:30 localhost kernel:   next_to_clean        <39>
Oct 21 18:48:30 localhost kernel: buffer_info[next_to_clean]
Oct 21 18:48:30 localhost kernel:   time_stamp           <7b79d33>
Oct 21 18:48:30 localhost kernel:   next_to_watch        <3d>
Oct 21 18:48:30 localhost kernel:   jiffies              <7b7a2b5>
Oct 21 18:48:30 localhost kernel:   next_to_watch.status <0>
Oct 21 18:48:32 localhost kernel:   Tx Queue             <0>
Oct 21 18:48:32 localhost kernel:   TDH                  <3d>
Oct 21 18:48:32 localhost kernel:   TDT                  <44>
Oct 21 18:48:32 localhost kernel:   next_to_use          <44>
Oct 21 18:48:32 localhost kernel:   next_to_clean        <39>
Oct 21 18:48:32 localhost kernel: buffer_info[next_to_clean]
Oct 21 18:48:32 localhost kernel:   time_stamp           <7b79d33>
Oct 21 18:48:32 localhost kernel:   next_to_watch        <3d>
Oct 21 18:48:32 localhost kernel:   jiffies              <7b7a4a9>
Oct 21 18:48:32 localhost kernel:   next_to_watch.status <0>
Oct 21 18:48:34 localhost kernel:   Tx Queue             <0>
Oct 21 18:48:34 localhost kernel:   TDH                  <3d>
Oct 21 18:48:34 localhost kernel:   TDT                  <44>
Oct 21 18:48:34 localhost kernel:   next_to_use          <44>
Oct 21 18:48:34 localhost kernel:   next_to_clean        <39>
Oct 21 18:48:34 localhost kernel: buffer_info[next_to_clean]
Oct 21 18:48:34 localhost kernel:   time_stamp           <7b79d33>
Oct 21 18:48:34 localhost kernel:   next_to_watch        <3d>
Oct 21 18:48:34 localhost kernel:   jiffies              <7b7a69d>
Oct 21 18:48:34 localhost kernel:   next_to_watch.status <0>
Oct 21 18:48:35 localhost kernel: NETDEV WATCHDOG: eth0: transmit timed out
Oct 21 18:48:36 localhost kernel: e1000: eth0: e1000_watchdog: NIC Link is Up 100 Mbps Full Duplex

Actually, maybe this set is more helpful:

e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
  Tx Queue             <0>
  TDH                  <6>
  TDT                  <1f>
  next_to_use          <1f>
  next_to_clean        <2>
buffer_info[next_to_clean]
  time_stamp           <2de8b54>
  next_to_watch        <6>
  jiffies              <2de8db7>
  next_to_watch.status <0>
e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
  Tx Queue             <0>
  TDH                  <6>
  TDT                  <1f>
  next_to_use          <1f>
  next_to_clean        <2>
buffer_info[next_to_clean]
  time_stamp           <2de8b54>
  next_to_watch        <6>
  jiffies              <2de8fab>
  next_to_watch.status <0>
e1000: eth0: e1000_clean_tx_irq: Detected Tx Unit Hang
  Tx Queue             <0>
  TDH                  <6>
  TDT                  <1f>
  next_to_use          <1f>
  next_to_clean        <2>
buffer_info[next_to_clean]
  time_stamp           <2de8b54>
  next_to_watch        <6>
  jiffies              <2de919f>
  next_to_watch.status <0>
NETDEV WATCHDOG: eth0: transmit timed out
e1000: eth0: e1000_watchdog: NIC Link is Up 100 Mbps Full Duplex


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