• sudo yum install -y ganglia-gmond-python # 不然没有modpython.so这个库

新建文件 vim /etc/ganglia/conf.d/modpython.conf
modules {
  module {
    name = "python_module"    #  模块名
    path = "/usr/local/lib64/ganglia/modpython.so"  # 可能库不在这个目录，依照自己情况填写路径
    params = "/usr/lib/ganglia/python_modules"  # 所有python脚本存放的路径
  }
}
include ('/etc/ganglia/conf.d/*.pyconf')  # 注意避免相互包含的问题

vim /etc/ganglia/conf.c/redis.pyconf

modules {
  module {
    name = "redis"  # 记住这个名字，后的脚本文件必须和这个名字保持一致
    language = "python"
    param host { value = "127.0.0.1" } # redis 的ip
    param port { value = 6379 }        # redis的端口
  }
}
collection_group {
  collect_every = 10
  time_threshold = 60
  metric { name = "connected_clients" }
  metric { name = "connected_slaves" }
  metric { name = "blocked_clients" }
  metric { name = "used_memory" }
  metric { name = "changes_since_last_save" }
  metric { name = "bgsave_in_progress" }
  metric { name = "bgrewriteaof_in_progress" }
  metric { name = "total_connections_received" }
  metric { name = "total_commands_processed" }
  metric { name = "expired_keys" }
  metric { name = "pubsub_channels" }
  metric { name = "pubsub_patterns" }
  metric { name = "vm_enabled" }
  metric { name = "master_last_io_seconds_ago" }
}

• vim /usr/lib/ganglia/pythonmodules/redis.py,加入如下内容
  • 确保脚本在/usr/lib/ganglia/python_modules（python脚本指定存放目录）下
• 文件下载