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RSS订阅原创 thrift在centos6.5下编译环境的安装
Building Apache Thrift on CentOS 6.5 Starting with a minimal installation, the following steps are required to build Apache Thrift on Centos 6.5. This example builds from source, using the
2016-01-20 13:24:47
936
原创 fio磁盘读写性能测试
fio -filename=/srv/test -iodepth=64 -ioengine=libaio -direct=1 -rw=write -bs=4k -size=20G -numjobs=1 -runtime=20 -group_reporting -name=test-rand-read 块大小 硬盘类型 顺序读性能 顺序读IOPS 顺序写性能
2016-01-13 10:08:10
1971
转载 Linux ssh免密码登陆配置
cd ~ ssh-keygen 一直按回车，会生成默认的公钥和私钥 chmod 700 ~/.ssh chmod 600 ~/.ssh/authorized_keys 配置本地的免登录 cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys 配置对其他主机的免密码登陆： scp -r
2016-01-13 10:04:40
309
转载 Hbase 某个时间段的多条记录存在一个rowkey中
Case Study - Log Data and Timeseries Data on Steroids This effectively is the OpenTSDB approach. What OpenTSDB does is re-write data and pack rows into columns for certain time-periods. For a det
2016-01-12 13:49:31
1256
转载 Hbase Rowkey Design
35.1. Hotspotting Rows in HBase are sorted lexicographically by row key. This design optimizes for scans, allowing you to store related rows, or rows that will be read together, near each other.
2016-01-12 10:13:45
360
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