Riakのinstall方法
NOSQLのRiakをinstallする方法です
http://docs.basho.com/riak/latest/
Installation
1. erlangをinstallする
2. ライブラリのinstall
# いらないのもあるかもしれません yum install gcc gcc-c++ glibc-devel make ncurses-devel openssl-devel autoconf
3. Riakのdownload
wget http://s3.amazonaws.com/downloads.basho.com/riak/1.4/1.4.12/riak-1.4.12.tar.gz
tar zxvf riak-1.4.12.tar.gz
cd riak-1.4.12
試しに使ってみる
1. make node
- 通常はmake rel(1serverに1node作成)だが、今回は検証環境なので以下コマンドで1serverに5instance作る
make devrel ls dev/ # => dev1 dev2 dev3 dev4 dev5
2. change ulimit
ulimit -n 4096
3. booting
find dev/dev*/bin/riak -exec {} start \; # ok # ok # ok # ok # ok find dev/dev*/bin/riak -exec {} ping \; # pong # pong # pong # pong # pong
4. add these node to cluster
- Riakではnodeを立ち上げただけでは、一つ一つが単独で立ち上がっており、クラスターになっていない
find dev/dev[2-5]/bin/riak-admin -exec {} cluster join dev1@127.0.0.1 \;
5. 稼動
- この時点ではまだ稼動していないので、planとcommitを行う
dev/dev1/bin/riak-admin cluster plan dev/dev1/bin/riak-admin member-status ================================= Membership ================================== Status Ring Pending Node ------------------------------------------------------------------------------- joining 0.0% -- 'dev2@127.0.0.1' joining 0.0% -- 'dev3@127.0.0.1' joining 0.0% -- 'dev4@127.0.0.1' joining 0.0% -- 'dev5@127.0.0.1' valid 100.0% -- 'dev1@127.0.0.1' ------------------------------------------------------------------------------- ### => 分散されていない dev/dev1/bin/riak-admin cluster commit dev/dev1/bin/riak-admin member-status ================================= Membership ================================== Status Ring Pending Node ------------------------------------------------------------------------------- valid 100.0% 20.3% 'dev1@127.0.0.1' valid 0.0% 20.3% 'dev2@127.0.0.1' valid 0.0% 20.3% 'dev3@127.0.0.1' valid 0.0% 20.3% 'dev4@127.0.0.1' valid 0.0% 18.8% 'dev5@127.0.0.1' ------------------------------------------------------------------------------- ### => 分散開始
6. 分散の確認
- 少しずつRingの値が分散されていく
dev/dev1/bin/riak-admin member-status ================================= Membership ================================== Status Ring Pending Node ------------------------------------------------------------------------------- valid 87.5% 20.3% 'dev1@127.0.0.1' valid 3.1% 20.3% 'dev2@127.0.0.1' valid 3.1% 20.3% 'dev3@127.0.0.1' valid 3.1% 20.3% 'dev4@127.0.0.1' valid 3.1% 18.8% 'dev5@127.0.0.1' ------------------------------------------------------------------------------- Valid:5 / Leaving:0 / Exiting:0 / Joining:0 / Down:0 dev/dev1/bin/riak-admin member-status ================================= Membership ================================== Status Ring Pending Node ------------------------------------------------------------------------------- valid 25.0% 20.3% 'dev1@127.0.0.1' valid 18.8% 20.3% 'dev2@127.0.0.1' valid 18.8% 20.3% 'dev3@127.0.0.1' valid 18.8% 20.3% 'dev4@127.0.0.1' valid 18.8% 18.8% 'dev5@127.0.0.1' ------------------------------------------------------------------------------- Valid:5 / Leaving:0 / Exiting:0 / Joining:0 / Down:0 dev/dev1/bin/riak-admin member-status ================================= Membership ================================== Status Ring Pending Node ------------------------------------------------------------------------------- valid 20.3% -- 'dev1@127.0.0.1' valid 20.3% -- 'dev2@127.0.0.1' valid 20.3% -- 'dev3@127.0.0.1' valid 20.3% -- 'dev4@127.0.0.1' valid 18.8% -- 'dev5@127.0.0.1' ------------------------------------------------------------------------------- ### => Pendingの値が'--'になったら完了