yshop3.0-RC2版本

rocketmqService/bin/os.sh

@@ -0,0 +1,64 @@
+#!/bin/sh
+
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+
+export PATH=$PATH:/sbin
+
+# sudo sysctl -w vm.extra_free_kbytes=2000000
+# sudo sysctl -w vm.min_free_kbytes=1000000
+sudo sysctl -w vm.overcommit_memory=1
+sudo sysctl -w vm.drop_caches=1
+sudo sysctl -w vm.zone_reclaim_mode=0
+sudo sysctl -w vm.max_map_count=655360
+sudo sysctl -w vm.dirty_background_ratio=50
+sudo sysctl -w vm.dirty_ratio=50
+sudo sysctl -w vm.dirty_writeback_centisecs=360000
+sudo sysctl -w vm.page-cluster=3
+sudo sysctl -w vm.swappiness=1
+
+echo 'ulimit -n 655350' >> /etc/profile
+echo '* hard nofile 655350' >> /etc/security/limits.conf
+
+echo '* hard memlock      unlimited' >> /etc/security/limits.conf
+echo '* soft memlock      unlimited' >> /etc/security/limits.conf
+
+DISK=`df -k | sort -n -r -k 2 | awk -F/ 'NR==1 {gsub(/[0-9].*/,"",$3); print $3}'`
+[ "$DISK" = 'cciss' ] && DISK='cciss!c0d0'
+echo 'deadline' > /sys/block/${DISK}/queue/scheduler
+
+
+echo "---------------------------------------------------------------"
+sysctl vm.extra_free_kbytes
+sysctl vm.min_free_kbytes
+sysctl vm.overcommit_memory
+sysctl vm.drop_caches
+sysctl vm.zone_reclaim_mode
+sysctl vm.max_map_count
+sysctl vm.dirty_background_ratio
+sysctl vm.dirty_ratio
+sysctl vm.dirty_writeback_centisecs
+sysctl vm.page-cluster
+sysctl vm.swappiness
+
+su - admin -c 'ulimit -n'
+cat /sys/block/$DISK/queue/scheduler
+
+if [ -d ${HOME}/tmpfs ] ; then
+    echo "tmpfs exist, do nothing."
+else
+    ln -s /dev/shm ${HOME}/tmpfs
+    echo "create tmpfs ok"
+fi