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genwqe_memcopy - IBM Hardware Accelerator Tool.




-h, --help
print usage information

-v, --verbose
verbose mode

-C, --card <cardno>
use this card for operation

-A, --accelerator-type=GENWQE|CAPI CAPI is only available for System p

-V, --version

-q, --quiet
quiece output

-c, --count <number>
do multiple memcopies

-l, --preload <number>
preload multiple ddcb's. (default 1, only for CAPI Card)

-X, --cpu <cpu>
only run on this CPU

-D, --debug
create debug data on failure

-G, --use-sglist
use the scatter gather list

-n, --nonblocking
use nonblcoking behavior

-p, --patternfile <filename>]

-s, --bufsize <bufsize>
default is 4KiB

-i, --pgoffs_i <offs>
byte offset for input buffer

-o, --pgoffs_o <offs>
byte offset for output buffer

-F, --force-compare <ouput_data.bin>

-t, --threads <number>
Run <number> threads, default is 1

This utility sends memcopy DDCBs to the application chip unit. It can be used to check the
cards health and/or to produce stress on the card to verify its correct function.

dd if=/dev/urandom bs=4096 count=1024 of=input_data.bin ./genwqe_memcopy -C0 -F -D
--patternfile input_data.bin output_data.bin echo $? diff input_data.bin
output_data.bin echo $?

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