/usr/share/doc/zfs-doc/examples/256th-65536rc-4rs-1cs-4off.sh is in zfs-doc 0.6.5.6-0ubuntu8.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | #!/bin/bash
#
# Usage: zpios
# --threadcount -t =values
# --threadcount_low -l =value
# --threadcount_high -h =value
# --threadcount_incr -e =value
# --regioncount -n =values
# --regioncount_low -i =value
# --regioncount_high -j =value
# --regioncount_incr -k =value
# --offset -o =values
# --offset_low -m =value
# --offset_high -q =value
# --offset_incr -r =value
# --chunksize -c =values
# --chunksize_low -a =value
# --chunksize_high -b =value
# --chunksize_incr -g =value
# --regionsize -s =values
# --regionsize_low -A =value
# --regionsize_high -B =value
# --regionsize_incr -C =value
# --load -L =dmuio|ssf|fpp
# --pool -p =pool name
# --name -M =test name
# --cleanup -x
# --prerun -P =pre-command
# --postrun -R =post-command
# --log -G =log directory
# --regionnoise -I =shift
# --chunknoise -N =bytes
# --threaddelay -T =jiffies
# --verify -V
# --zerocopy -z
# --nowait -O
# --human-readable -H
# --verbose -v =increase verbosity
# --help -? =this help
ZPIOS_CMD="${ZPIOS} \
--load=dmuio \
--pool=${ZPOOL_NAME} \
--name=${ZPOOL_CONFIG} \
--threadcount=256 \
--regioncount=65536 \
--regionsize=4M \
--chunksize=1M \
--offset=4M \
--cleanup \
--human-readable \
${ZPIOS_OPTIONS}"
zpios_start() {
if [ ${VERBOSE} ]; then
ZPIOS_CMD="${ZPIOS_CMD} --verbose"
echo ${ZPIOS_CMD}
fi
${ZPIOS_CMD} || exit 1
}
zpios_stop() {
[ ${VERBOSE} ] && echo
}
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