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5 – Non-interactive Commands
Command Summary
SN0054614-00 F 5-19
A
5.3.16.2
DataSize (DS)
For the loopback test, the data size is either:
DS <Parameter Value>
DataSize <Parameter Value>
The valid data sizes are as follows:
Read/write buffer test. The data size can be 8, 16, 32, 64, or 128 bytes.
The default value is 128 bytes.
Echo test. The data size can be 8, 16, 32, 64, 128, 256, 512, 1024, or 2048.
The default size is 512.
Loopback test (Windows, Solaris, and Macintosh systems). The data
size can be 8, 16, 32, 64, 128, 256, 512, 1024, or 2048. The default value is
512 bytes.
Table 5-5. Data Pattern Values
Hex Binary
00h 00000000
55h 01010101
5Ah 01011010
A5h 10100101
AAh 10101010
FFh 11111111
Random
Customized (00–FF)
CRPAT (loopback test only)
CJTPAT (loopback test only)
CSPAT (loopback test only)
Table Notes
Complaint random data pattern in a valid FC frame, as defined by the ANSI doc-
ument Methodologies for Jitter and Signal Quality Specification - MJSQ Annex A
- Test bit sequences.
Complaint jitter tolerance pattern in an FC frame, as defined by the ASIC docu-
ment listed above.
Supply noise test sequence in a valid FC frame, as defined by the ASIC docu-
ment listed above.