feat: use script to set node env

docs/en/deploy/install_deploy.md

@@ -72,6 +72,8 @@ $ cat /sys/kernel/mm/transparent_hugepage/defrag
 always madvise [never]
 ```
 
+Note: You can also use the script to modify the above configurations, refer [here](#configure-node-environment-optional)
+
 ### Time and zone settings
 
 The OpenMLDB data expiration deletion mechanism relies on the system clock. If the system clock is incorrect, the expired data will not be deleted or the data that has not expired will be deleted.
@@ -231,6 +233,15 @@ default values are used, which are defined in `conf/openmldb-env.sh`.
 If multiple TaskManager instances are deployed in different machines，the `offline.data.prefix` should be configured to be globally accessabile by these machines (e.g., hdfs path).
 ```
 
+### Configure Node Environment (Optional)
+```
+bash sbin/init_env.sh
+```
+Note:
+- The script needs to be executed by the `root` user.
+- The script will modify the `limit`, disable the `swap` and `THP`. 
+
+
 ### Deployment
 ```bash
 sbin/deploy-all.sh

docs/zh/deploy/install_deploy.md

@@ -114,6 +114,8 @@ $ cat /sys/kernel/mm/transparent_hugepage/defrag
 always madvise [never]
 ```
 
+注：以上三项也可以通过脚本一键修改，参考[修改机器环境配置](#修改机器环境配置-可选)
+
 ### 时间和时区设置
 
 OpenMLDB 数据过期删除机制依赖于系统时钟, 如果系统时钟不正确会导致过期数据没有删掉或者删掉了没有过期的数据。
@@ -221,6 +223,14 @@ node3:2181:2888:3888 /tmp/openmldb/zk-1
 如果在不同机器上部署多个 TaskManager，其 `offline.data.prefix` 配置的路径，这些机器必须可以访问，建议配置hdfs路径。
 ```
 
+### 修改机器环境配置 (可选)
+```
+bash sbin/init_env.sh
+```
+说明:
+- 需要用root用户执行此脚本。执行其他脚本不需要root
+- 此脚本只修改limit配置，关闭swap和关闭THP
+
 ### 部署
 
 ```bash

release/sbin/init_env.sh

@@ -0,0 +1,47 @@
+#! /usr/bin/env bash
+# shellcheck disable=SC1091
+
+# Copyright 2021 4Paradigm
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+user=$(whoami)
+if [[ ${user} != "root" ]]; then
+  echo "please switch to 'root' user to run this script"
+  exit
+fi
+
+home="$(cd "$(dirname "$0")"/.. || exit 1; pwd)"
+sbin="$(cd "$(dirname "$0")" || exit 1; pwd)"
+. "$home"/conf/openmldb-env.sh
+. "$sbin"/init.sh
+cd "$home" || exit 1
+
+old_IFS="$IFS"
+IFS=$'\n'
+for host in $(parse_host conf/hosts tablet | awk -F ' ' '{print $1}' | xargs -n 1 | sort | uniq)
+do
+  limit_conf_file="/etc/security/limits.conf"
+  run_auto "$host" "echo '*       soft    core    unlimited' >> ${limit_conf_file}"
+  run_auto "$host" "echo '*       hard    core    unlimited' >> ${limit_conf_file}"
+  run_auto "$host" "echo '*       soft    nofile  655360' >> ${limit_conf_file}"
+  run_auto "$host" "echo '*       hard    nofile  655360' >> ${limit_conf_file}"
+
+  # disable swap
+  run_auto "$host" "swapoff -a"
+
+  # disable THP (Transparent Huge Pages)
+  run_auto "$host" "echo 'never' > /sys/kernel/mm/transparent_hugepage/enabled"
+  run_auto "$host" "echo 'never' > /sys/kernel/mm/transparent_hugepage/defrag"
+done
+IFS="$old_IFS"