1 files changed, 81 insertions, 0 deletions
diff --git a/libs/libmdbx/src/test/gc.sh b/libs/libmdbx/src/test/gc.sh
new file mode 100644
index 0000000000..bddd92af24
--- /dev/null
+++ b/libs/libmdbx/src/test/gc.sh
@@ -0,0 +1,81 @@
+#!/bin/bash
+set -euo pipefail
+make check
+TESTDB_PREFIX=${1:-/dev/shm/mdbx-gc-test}.
+
+function rep9 { printf "%*s" $1 '' | tr ' ' '9'; }
+function join { local IFS="$1"; shift; echo "$*"; }
+function bit2option { local -n arr=$1; (( ($2&(1<<$3)) != 0 )) && echo -n '+' || echo -n '-'; echo "${arr[$3]}"; }
+
+options=(writemap coalesce lifo)
+
+function bits2list {
+	local -n arr=$1
+	local i
+	local list=()
+	for ((i=0; i<${#arr[@]}; ++i)) do
+		list[$i]=$(bit2option $1 $2 $i)
+	done
+	join , "${list[@]}"
+}
+
+function probe {
+	echo "=============================================== $(date)"
+	echo "${caption}: $*"
+	rm -f ${TESTDB_PREFIX}* \
+		&& ./mdbx_test --pathname=${TESTDB_PREFIX}db "$@" | lz4 > log.lz4 \
+		&& ./mdbx_chk -nvvv ${TESTDB_PREFIX}db | tee ${TESTDB_PREFIX}chk \
+		|| (echo "FAILED"; exit 1)
+}
+
+###############################################################################
+
+caption="Failfast #1" probe \
+	--pagesize=min --size=6G --table=+data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
+	--nops=99999 --batch.write=9 --mode=-writemap,-coalesce,+lifo --keygen.seed=248240655 --hill
+
+caption="Failfast #2" probe \
+	--pagesize=min --size=6G --table=-data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
+	--nops=999999 --batch.write=999 --mode=+writemap,+coalesce,+lifo --keygen.seed=259083046 --hill
+
+caption="Failfast #3" probe \
+	--pagesize=min --size=6G --table=-data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
+	--nops=999999 --batch.write=999 --mode=+writemap,+coalesce,+lifo --keygen.seed=522365681 --hill
+
+caption="Failfast #4" probe \
+	--pagesize=min --size=6G --table=-data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
+	--nops=999999 --batch.write=9999 --mode=-writemap,+coalesce,+lifo --keygen.seed=866083781 --hill
+
+caption="Failfast #5" probe \
+	--pagesize=min --size=6G --table=-data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
+	--nops=999999 --batch.write=999 --mode=+writemap,-coalesce,+lifo --keygen.seed=246539192 --hill
+
+caption="Failfast #6" probe \
+	--pagesize=min --size=6G --table=-data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
+	--nops=999999 --batch.write=999 --mode=+writemap,+coalesce,+lifo --keygen.seed=540406278 --hill
+
+caption="Failfast #7" probe \
+	--pagesize=min --size=6G --table=+data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
+	--nops=999999 --batch.write=999 --mode=-writemap,+coalesce,+lifo --keygen.seed=619798690 --hill
+
+count=0
+for nops in {2..7}; do
+	for ((wbatch=nops-1; wbatch > 0; --wbatch)); do
+		loops=$((1111/nops + 2))
+		for ((rep=0; rep++ < loops; )); do
+			for ((bits=2**${#options[@]}; --bits >= 0; )); do
+				seed=$(date +%N)
+				caption="Probe #$((++count)) w/o-dups, repeat ${rep} of ${loops}" probe \
+					--pagesize=min --size=6G --table=-data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=1111 \
+					--nops=$( rep9 $nops ) --batch.write=$( rep9 $wbatch ) --mode=$(bits2list options $bits) \
+					--keygen.seed=${seed} --hill
+				caption="Probe #$((++count)) with-dups, repeat ${rep} of ${loops}" probe \
+					--pagesize=min --size=6G --table=+data.dups --keylen.min=min --keylen.max=max --datalen.min=min --datalen.max=max \
+					--nops=$( rep9 $nops ) --batch.write=$( rep9 $wbatch ) --mode=$(bits2list options $bits) \
+					--keygen.seed=${seed} --hill
+			done
+		done
+	done
+done
+
+echo "=== ALL DONE ====================== $(date)"