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4.2 Log Parameters
C141-E167 4 - 39
4.2.2 Buffer overrun / underrun page (X'01')
Bit
Byte
76543210
000000001
1 X‘00’ (Reserved)
2 X'00' (Page Length)
3 X'0C' (Page Length)
4 X'00' (Reserved)
Count Basis Cause Type5
00000000
DU DS TSD ETC TMC LBIN LP6
00000000
7 X'02' (Parameter Length)
8-9 X'0000' (Data Underrun)
10 X'00' (Reserved)
Count Basis Cause Type11
00000000
DU DS TSD ETC TMC LBIN LP12
00000000
13 X'02' (Parameter Length)
14-15 X'0000' (Data Overrun)
Cause
0h : Undefined
1h : SCSI bus busy, optional
2h : Transfer rate too slow, optional
3h-Fh : Reserved
The drive dose not supports this field. Zero is always reported.
• Count Basis
0h : Undefined
1h : Per command, optional
2h : Per failed reconnect, optional
3h : Per unit of time, optional
4h-7h : Reserved
The drive does not support this field. Zero is always reported.