#!/usr/bin/env bash
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set -Eexuo pipefail

source "$(dirname "$0")"/common.sh

PARALLELISM="${1:-25}"
TM_NUM=2
let "SLOTS_PER_TM = (PARALLELISM + TM_NUM - 1) / TM_NUM"

TEST=flink-high-parallelism-iterations-test
TEST_PROGRAM_NAME=HighParallelismIterationsTestProgram
TEST_PROGRAM_JAR=${END_TO_END_DIR}/$TEST/target/$TEST_PROGRAM_NAME.jar

set_config_key "taskmanager.numberOfTaskSlots" "$SLOTS_PER_TM"
set_config_key "taskmanager.memory.network.min" "160m"
set_config_key "taskmanager.memory.network.max" "160m"
set_config_key "taskmanager.memory.framework.off-heap.size" "300m"

print_mem_use
start_cluster
print_mem_use

let "TM_NUM -= 1"
start_taskmanagers ${TM_NUM}
print_mem_use

$FLINK_DIR/bin/flink run -p $PARALLELISM $TEST_PROGRAM_JAR
print_mem_use