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long_stochastic.sh
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#!/usr/bin/env bash
LIST=basic
FROM=1
UPTO=9999999
MONITOR=
LOOPS=
SKIP_MAKE=no
GEOMETRY_JITTER=yes
BANNER="$(which banner 2>/dev/null | echo echo)"
UNAME="$(uname -s 2>/dev/null || echo Unknown)"
DB_UPTO_MB=17408
PAGESIZE=min
DONT_CHECK_RAM=no
EXTRA=no
TAILLOG=0
while [ -n "$1" ]
do
case "$1" in
--help)
echo "--multi Engage multi-process test scenario (default)"
echo "--single Execute series of single-process tests (for QEMU, etc)"
echo "--nested Execute only 'nested' testcase"
echo "--hill Execute only 'hill' testcase"
echo "--append Execute only 'append' testcase"
echo "--ttl Execute only 'ttl' testcase"
echo "--with-valgrind Run tests under Valgrind's memcheck tool"
echo "--skip-make Don't (re)build libmdbx and test's executable"
echo "--from NN Start iterating from the NN ops per test case"
echo "--upto NN Don't run tests with more than NN ops per test case"
echo "--loops NN Stop after the NN loops"
echo "--dir PATH Specifies directory for test DB and other files (it will be cleared)"
echo "--db-upto-mb NN Limits upper size of test DB to the NN megabytes"
echo "--no-geometry-jitter Disable jitter for geometry upper-size"
echo "--pagesize NN Use specified page size (256 is minimal and used by default)"
echo "--dont-check-ram-size Don't check available RAM"
echo "--extra Iterate extra modes/flags"
echo "--taillog Dump tail of test log on failure"
echo "--help Print this usage help and exit"
exit -2
;;
--taillog)
TAILLOG=3333
;;
--multi)
LIST=basic
;;
--single)
LIST="--nested --hill --append --ttl --copy"
;;
--nested)
LIST="--nested"
;;
--hill)
LIST="--hill"
;;
--append)
LIST="--append"
;;
--ttl)
LIST="--ttl"
;;
--with-valgrind)
echo " NOTE: Valgrind could produce some false-positive warnings"
echo " in multi-process environment with shared memory."
echo " For instance, when the process 'A' explicitly marks a memory"
echo " region as 'undefined', the process 'B' fill it,"
echo " and after this process 'A' read such region, etc."
MONITOR="valgrind --trace-children=yes --log-file=valgrind-%p.log --leak-check=full --track-origins=yes --read-var-info=yes --error-exitcode=42 --suppressions=test/valgrind_suppress.txt"
rm -f valgrind-*.log
;;
--skip-make)
SKIP_MAKE=yes
;;
--from)
FROM=$(($2))
if [ -z "$FROM" -o "$FROM" -lt 1 ]; then
echo "Invalid value '$FROM' for --from option"
exit -2
fi
shift
;;
--upto)
UPTO=$(($2))
if [ -z "$UPTO" -o "$UPTO" -lt 1 ]; then
echo "Invalid value '$UPTO' for --upto option"
exit -2
fi
shift
;;
--loops)
LOOPS=$(($2))
if [ -z "$LOOPS" -o "$LOOPS" -lt 1 -o "$LOOPS" -gt 99 ]; then
echo "Invalid value '$LOOPS' for --loops option"
exit -2
fi
shift
;;
--dir)
TESTDB_DIR="$2"
if [ -z "$TESTDB_DIR" ]; then
echo "Invalid value '$TESTDB_DIR' for --dir option"
exit -2
fi
shift
;;
--db-upto-mb)
DB_UPTO_MB=$(($2))
if [ -z "$DB_UPTO_MB" -o "$DB_UPTO_MB" -lt 1 -o "$DB_UPTO_MB" -gt 4194304 ]; then
echo "Invalid value '$DB_UPTO_MB' for --db-upto-mb option"
exit -2
fi
shift
;;
--no-geometry-jitter)
GEOMETRY_JITTER=no
;;
--pagesize|--page-size)
case "$2" in
min|max|256|512|1024|2048|4096|8192|16386|32768|65536)
PAGESIZE=$2
;;
1|1k|1K|k|K)
PAGESIZE=$((1024*1))
;;
2|2k|2K)
PAGESIZE=$((1024*2))
;;
4|4k|4K)
PAGESIZE=$((1024*4))
;;
8|8k|8K)
PAGESIZE=$((1024*8))
;;
16|16k|16K)
PAGESIZE=$((1024*16))
;;
32|32k|32K)
PAGESIZE=$((1024*32))
;;
64|64k|64K)
PAGESIZE=$((1024*64))
;;
*)
echo "Invalid page size '$2'"
exit -2
;;
esac
shift
;;
--dont-check-ram-size)
DONT_CHECK_RAM=yes
;;
--extra)
EXTRA=yes
;;
*)
echo "Unknown option '$1'"
exit -2
;;
esac
shift
done
set -euo pipefail
if [ -z "$MONITOR" ]; then
if which time >/dev/null 2>/dev/null; then
MONITOR=$(which time)
if $MONITOR -o /dev/stdout true >/dev/null 2>/dev/null; then
MONITOR="$MONITOR -o /dev/stdout"
fi
fi
export MALLOC_CHECK_=7 MALLOC_PERTURB_=42
fi
if ! which $([ "$SKIP_MAKE" == "no" ] && echo make cc c++) tee >/dev/null; then
echo "Please install the following prerequisites: make cc c++ tee banner" >&2
exit 1
fi
###############################################################################
# 1. clean data from prev runs and examine available RAM
WANNA_MOUNT=0
case ${UNAME} in
Linux)
MAKE=make
if [ -z "${TESTDB_DIR:-}" ]; then
for old_test_dir in $(ls -d /dev/shm/mdbx-test.[0-9]* 2>/dev/null); do
rm -rf $old_test_dir
done
TESTDB_DIR="/dev/shm/mdbx-test.$$"
fi
mkdir -p $TESTDB_DIR && rm -f $TESTDB_DIR/*
if LC_ALL=C free | grep -q -i available; then
ram_avail_mb=$(($(LC_ALL=C free | grep -i Mem: | tr -s '[:blank:]' ' ' | cut -d ' ' -f 7) / 1024))
else
ram_avail_mb=$(($(LC_ALL=C free | grep -i Mem: | tr -s '[:blank:]' ' ' | cut -d ' ' -f 4) / 1024))
fi
;;
FreeBSD)
MAKE=gmake
if [ -z "${TESTDB_DIR:-}" ]; then
for old_test_dir in $(ls -d /tmp/mdbx-test.[0-9]* 2>/dev/null); do
umount $old_test_dir && rm -r $old_test_dir
done
TESTDB_DIR="/tmp/mdbx-test.$$"
rm -rf $TESTDB_DIR && mkdir -p $TESTDB_DIR
WANNA_MOUNT=1
else
mkdir -p $TESTDB_DIR && rm -f $TESTDB_DIR/*
fi
ram_avail_mb=$(($(LC_ALL=C vmstat -s | grep -ie '[0-9] pages free$' | cut -d p -f 1) * ($(LC_ALL=C vmstat -s | grep -ie '[0-9] bytes per page$' | cut -d b -f 1) / 1024) / 1024))
;;
Darwin)
MAKE=make
if [ -z "${TESTDB_DIR:-}" ]; then
for vol in $(ls -d /Volumes/mdx[0-9]*[0-9]tst 2>/dev/null); do
disk=$(mount | grep $vol | cut -d ' ' -f 1)
echo "umount: volume $vol disk $disk"
hdiutil unmount $vol -force
hdiutil detach $disk
done
TESTDB_DIR="/Volumes/mdx$$tst"
WANNA_MOUNT=1
else
mkdir -p $TESTDB_DIR && rm -f $TESTDB_DIR/*
fi
pagesize=$(($(LC_ALL=C vm_stat | grep -o 'page size of [0-9]\+ bytes' | cut -d' ' -f 4) / 1024))
freepages=$(LC_ALL=C vm_stat | grep '^Pages free:' | grep -o '[0-9]\+\.$' | cut -d'.' -f 1)
ram_avail_mb=$((pagesize * freepages / 1024))
echo "pagesize ${pagesize}K, freepages ${freepages}, ram_avail_mb ${ram_avail_mb}"
;;
MSYS*|MINGW*)
if [ -z "${TESTDB_DIR:-}" ]; then
for old_test_dir in $(ls -d /tmp/mdbx-test.[0-9]* 2>/dev/null); do
rm -rf $old_test_dir
done
TESTDB_DIR="/tmp/mdbx-test.$$"
fi
mkdir -p $TESTDB_DIR && rm -f $TESTDB_DIR/*
echo "FIXME: Fake support for ${UNAME}"
ram_avail_mb=32768
;;
*)
echo "FIXME: ${UNAME} not supported by this script"
exit 2
;;
esac
rm -f ${TESTDB_DIR}/*
###############################################################################
# 2. estimate reasonable RAM space for test-db
echo "=== ${ram_avail_mb}M RAM available"
if [ $DONT_CHECK_RAM = yes ]; then
db_size_mb=$DB_UPTO_MB
ram_reserve4logs_mb=64
else
ram_reserve4logs_mb=1234
if [ $ram_avail_mb -lt $ram_reserve4logs_mb ]; then
echo "=== At least ${ram_reserve4logs_mb}Mb RAM required"
exit 3
fi
#
# В режимах отличных от MDBX_WRITEMAP изменения до записи в файл
# будут накапливаться в памяти, что может потребовать свободной
# памяти размером с БД. Кроме этого, в тест входит сценарий
# создания копия БД на ходу. Поэтому БД не может быть больше 1/3
# от доступной памяти. Однако, следует учесть что malloc() будет
# не сразу возвращать выделенную память системе, а также
# предусмотреть места для логов.
#
# In non-MDBX_WRITEMAP modes, updates (dirty pages) will
# accumulate in memory before writing to the disk, which may
# require a free memory up to the size of a whole database. In
# addition, the test includes a script create a copy of the
# database on the go. Therefore, the database cannot be more 1/3
# of available memory. Moreover, should be taken into account
# that malloc() will not return the allocated memory to the
# system immediately, as well some space is required for logs.
#
db_size_mb=$(((ram_avail_mb - ram_reserve4logs_mb) / 4))
if [ $db_size_mb -gt $DB_UPTO_MB ]; then
db_size_mb=$DB_UPTO_MB
fi
fi
echo "=== use ${db_size_mb}M for DB"
###############################################################################
# 3. Create test-directory in ramfs/tmpfs, i.e. create/format/mount if required
case ${UNAME} in
Linux)
ulimit -c unlimited
if [ "$(cat /proc/sys/kernel/core_pattern)" != "core.%p" ]; then
echo "core.%p > /proc/sys/kernel/core_pattern" >&2
if [ $(id -u) -ne 0 -a -n "$(which sudo 2>/dev/null)" ]; then
echo "core.%p" | sudo tee /proc/sys/kernel/core_pattern || true
else
(echo "core.%p" > /proc/sys/kernel/core_pattern) || true
fi
fi
;;
FreeBSD)
if [[ WANNA_MOUNT ]]; then
mount -t tmpfs tmpfs $TESTDB_DIR
fi
;;
Darwin)
if [[ WANNA_MOUNT ]]; then
ramdisk_size_mb=$((42 + db_size_mb * 2 + ram_reserve4logs_mb))
number_of_sectors=$((ramdisk_size_mb * 2048))
ramdev=$(hdiutil attach -nomount ram://${number_of_sectors})
diskutil erasevolume ExFAT "mdx$$tst" ${ramdev}
fi
;;
MSYS*|MINGW*)
echo "FIXME: Fake support for ${UNAME}"
;;
*)
echo "FIXME: ${UNAME} not supported by this script"
exit 2
;;
esac
###############################################################################
# 4. build the test executables
if [ "$SKIP_MAKE" != "yes" ]; then
${MAKE} -j$(which nproc >/dev/null 2>/dev/null && nproc || echo 2) build-test
fi
###############################################################################
# 5. run stochastic iterations
if which lz4 >/dev/null; then
function logger {
lz4 > ${TESTDB_DIR}/long.log.lz4
}
function taillog {
if [ -s ${TESTDB_DIR}/long.log.lz4 ]; then
echo "=============================================== last ${TAILLOG} lines"
lz4 -d -c ${TESTDB_DIR}/long.log.lz4 | tail -n ${TAILLOG}
else
echo "=============================================== no test log"
fi
}
elif which gzip >/dev/null; then
function logger {
gzip > ${TESTDB_DIR}/long.log.gz
}
function taillog {
if [ -s ${TESTDB_DIR}/long.log.gz ]; then
echo "=============================================== last ${TAILLOG} lines"
gzip -d -c ${TESTDB_DIR}/long.log.gz | tail -n ${TAILLOG}
else
echo "=============================================== no test log"
fi
}
else
function logger {
cat > ${TESTDB_DIR}/long.log
}
function taillog {
if [ -s ${TESTDB_DIR}/long.log ]; then
echo "=============================================== last ${TAILLOG} lines"
tail -n ${TAILLOG} ${TESTDB_DIR}/long.log
else
echo "=============================================== no test log"
fi
}
fi
if [ "$EXTRA" != "no" ]; then
options=(writemap lifo nostickythreads perturb nomeminit nordahead)
else
options=(writemap lifo nostickythreads)
fi
syncmodes=("" ,+nosync-safe ,+nosync-utterly ,+nometasync)
function join { local IFS="$1"; shift; echo "$*"; }
function bits2options {
local bits=$1
local i
local list=()
for ((i = 0; i < ${#options[@]}; ++i)); do
list[$i]=$( (( (bits & (1 << i)) != 0 )) && echo -n '+' || echo -n '-'; echo ${options[$i]})
done
join , ${list[@]}
}
function failed {
echo "FAILED" >&2
if [ ${TAILLOG} -gt 0 ]; then
taillog
fi
exit 1
}
function check_deep {
if [ "$case" = "basic" -o "$case" = "--hill" ]; then
tee >(logger) | grep -e reach -e achieve
else
logger
fi
}
function probe {
echo "----------------------------------------------- $(date)"
echo "${caption}"
rm -f ${TESTDB_DIR}/* || failed
for case in $LIST
do
echo "Run ./mdbx_test ${speculum} --random-writemap=no --ignore-dbfull --repeat=11 --pathname=${TESTDB_DIR}/long.db --cleanup-after=no --geometry-jitter=${GEOMETRY_JITTER} $@ $case"
${MONITOR} ./mdbx_test ${speculum} --random-writemap=no --ignore-dbfull --repeat=11 --pathname=${TESTDB_DIR}/long.db --cleanup-after=no --geometry-jitter=${GEOMETRY_JITTER} "$@" $case | check_deep \
&& ${MONITOR} ./mdbx_chk ${TESTDB_DIR}/long.db | tee ${TESTDB_DIR}/long-chk.log \
&& ([ ! -e ${TESTDB_DIR}/long.db-copy ] || ${MONITOR} ./mdbx_chk ${TESTDB_DIR}/long.db-copy | tee ${TESTDB_DIR}/long-chk-copy.log) \
|| failed
done
}
#------------------------------------------------------------------------------
count=0
loop=0
cases='?'
for nops in 10 33 100 333 1000 3333 10000 33333 100000 333333 1000000 3333333 10000000 33333333 100000000 333333333 1000000000; do
if [ $nops -lt $FROM ]; then continue; fi
if [ $nops -gt $UPTO ]; then echo "The '--upto $UPTO' limit reached"; break; fi
if [ -n "$LOOPS" ] && [ $loop -ge "$LOOPS" ]; then echo "The '--loops $LOOPS' limit reached"; break; fi
echo "======================================================================="
wbatch=$((nops / 7 + 1))
speculum=$([ $nops -le 1000 ] && echo '--speculum' || true)
while true; do
echo "======================================================================="
${BANNER} "$nops / $wbatch"
subcase=0
for ((bits=2**${#options[@]}; --bits >= 0; )); do
seed=$(($(date +%s) + RANDOM))
split=30
caption="Probe #$((++count)) int-key,with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,int-data, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.integer --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
split=24
caption="Probe #$((++count)) int-key,with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,int-data, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.integer --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
split=16
caption="Probe #$((++count)) int-key,w/o-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,-data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,int-data, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.integer --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) w/o-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=-data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
if [ "$EXTRA" != "no" ]; then
split=10
caption="Probe #$((++count)) int-key,w/o-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,-data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,int-data, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.integer --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) w/o-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=-data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) with-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
fi
split=4
caption="Probe #$((++count)) int-key,w/o-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,-data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,int-data, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.integer --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) w/o-dups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=-data.dups --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) int-key,fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+key.integer,+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
caption="Probe #$((++count)) fixdups, split=${split}, case $((++subcase)) of ${cases}" probe \
--prng-seed=${seed} --pagesize=$PAGESIZE --size-upper-upto=${db_size_mb}M --table=+data.fixed --keygen.split=${split} --keylen.min=min --keylen.max=max --datalen=rnd \
--nops=$nops --batch.write=$wbatch --mode=$(bits2options $bits)${syncmodes[count%4]}
done # options
loop=$((loop + 1))
if [ -n "$LOOPS" ] && [ $loop -ge "$LOOPS" ]; then break; fi
cases="${subcase}"
wbatch=$(((wbatch > 7) ? wbatch / 7 : 1))
if [ $wbatch -eq 1 -o $((nops / wbatch)) -gt 1000 ]; then break; fi
done # batch (write-ops per txn)
done # n-ops
echo "=== ALL DONE ====================== $(date)"