Why do we see messages similar to "st0 failed to read 131072 byte block with 32768 byte transfer" errors in the system logs?

Solution Verified - Updated -

Issue

  • During tape operations, a message similar to this is seen in the system log files:
st0 failed to read 131072 byte block with 32768 byte transfer
  • There may also be application specific messages logged such as:
<appname>: W 14024 IOU-PCIC#0-FUNC#0-CHAN#0-ID#6 st:st0 Device or Software error (Overrun) vendor=<vendor> model=<model>

Environment

  • Red Hat Enterprise Linux (all versions)
  • Tape based storage hardware

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