Redis爆了如何定位占用最高的key有哪些
用rdbtools工具分析redis的持久化以rdb的方式存储文件
- 找到redis的配置文件查看持久化以rdb存贮路劲
# The filename where to dump the DB
dbfilename dump.rdb
# The working directory.
#
# The DB will be written inside this directory, with the filename specified
# above using the 'dbfilename' configuration directive.
#
# The Append Only File will also be created inside this directory.
#
# Note that you must specify a directory here, not a file name.
dir /usr/local/var/db/redis/
- 复制一份dump.rdb到其他目录
- 用rdbtools工具分析
rdb -c memory /vagrant/dump.rdb > test.csv
注:( 这里dump.rdb文件越大分析处理的时间就越长 )
分析结果如下: