共享集群配置文件列示YashanDB服务端数据库相关信息，以及由多实例所组成的逻辑集群架构信息。

其中，与参数相关的配置信息分为如下两部分：

• 建库参数：这些参数用于控制创建数据库实例时的相关信息，在[[group]]实例组级别进行配置，即每个实例组内的多个实例创建一致的数据库。
• 配置参数：每个数据库实例的配置参数信息，在[[group.node]]实例级别进行配置。

示例：（yashandb.toml）

# 以下内容以实际展示结果为准
cluster = "yashandb"	#安装后修改也不会生效，除非重新安装
create_simple_schema = false	#为true部署完会执行示例的sql，若改为true需要在deploy时指定sys-password参数
uuid = "64f1568f4f6b033e58a015a833f0ad9e"	#系统自动生成，不建议修改
yas_type = "CE"	#部署模式，安装后修改也不会生效，除非重新安装

[[group]]
  group_type = "ce" #节点组类型，安装后修改也不会生效，除非重新安装
  name = "ceg1" #节点组名称，安装后修改也不会生效，除非重新安装
  [group.config]    #可配置所有建库参数，不配置时采用默认值
    CHARACTER_SET = "utf8"
    ISARCHIVELOG = true
    REDO_FILE_NUM = 4
    REDO_FILE_SIZE = "128M"

  [group.cedisk]
    vote = "/dev/mapper/storraid10"   #投票盘，安装后不可修改，除非重新安装
    ycr = "/dev/mapper/storraid0"     #ycr盘，安装后不可修改，除非重新安装

  [group.yfsconfig] #YFS配置参数，不配置时采用默认值
    LOG_LEVEL = "DEBUG"
    RECY_INTERVAL = "86400"
    SHM_POOL_SIZE = "64M"
    SYS_AREA_SIZE = "256M"
    YFS_PACKET_SIZE = "1M"

  [group.ycsconfig] # YCS配置参数，不配置时使用默认值
    DISK_HB_KEEP_ALIVE = 30
    LOG_LEVEL = "DEBUG"
    LOG_NUMBER = 10
    LOG_SIZE = "20M"
    NETWORK_HB_TIMEOUT = 30
    RESTART_INTERVAL = 30
    RESTART_TIMES = 3
    WAIT_STOP_FIN_TIME = 90

  [[group.diskgroup]] # 磁盘组信息
    au_size = "1M"    # 分配磁盘空间时的AU大小
    disk_size = ""    # 指定可以由diskgroup进行管理的disk大小，可省略，则默认为该disk的总大小
    name = "DG0"      # 磁盘组的名称
    redundancy = "EXTERNAL"    # 磁盘组的冗余度
    yfs_force_create = false   # 强制格式化磁盘

    [[group.diskgroup.failgroup]]
      name = "DG0_0"
      disk = ["/dev/sde", "/dev/sdh"]

  [[group.node]]    #节点配置
    data_path = "/data/yashan/yasdb_data"   #为DATA目录，安装后修改也不会生效，除非重新安装
    hostid = "host0001" #实例所在服务器标识，安装后修改也不会生效，除非重新安装
    role = 1    #数据库主备角色，共享集群的实例没有主备概念，不支持修改
    [group.node.config]  #可配置所有数据库参数，不配置时采用默认值，安装后修改也不会生效，除非重新安装
      CLUSTER_DATABASE = "TRUE"
      CLUSTER_INTERCONNECT = "192.168.1.2:1689"
      DATA_BUFFER_SIZE = "1G"
      HA_ELECTION_TIMEOUT = 18
      HA_HEARTBEAT_INTERVAL = 6
      INTER_URL = "192.168.1.2:1788"
      LISTEN_ADDR = "192.168.1.2:1688"
      REDO_BUFFER_PARTS = 8
      REDO_BUFFER_SIZE = "64M"
      RUN_LOG_FILE_PATH = "/data/yashan/yasdb_home/yashandb/23.2.1.100/log/yashandb/ce-1-1/run"
      SHARE_POOL_SIZE = "1G"
      SLOW_LOG_FILE_PATH = "/data/yashan/yasdb_home/yashandb/23.2.1.100/log/yashandb/ce-1-1/slow"
      SQL_POOL_PARTS = 8
  
  [[group.node]]
    data_path = "/data/yashan/yasdb_data"
    hostid = "host0002"
    role = 2
    [group.node.config]
      CLUSTER_DATABASE = "TRUE"
      CLUSTER_INTERCONNECT = "192.168.1.3:1691"
      DATA_BUFFER_SIZE = "1G"
      HA_ELECTION_TIMEOUT = 18
      HA_HEARTBEAT_INTERVAL = 6
      INTER_URL = "192.168.1.3:1788"
      LISTEN_ADDR = "192.168.1.3:1688"
      REDO_BUFFER_PARTS = 8
      REDO_BUFFER_SIZE = "64M"
      RUN_LOG_FILE_PATH = "/data/yashan/yasdb_home/yashandb/23.2.1.100/log/yashandb/ce-1-2/run"
      SHARE_POOL_SIZE = "1G"
      SLOW_LOG_FILE_PATH = "/data/yashan/yasdb_home/yashandb/23.2.1.100/log/yashandb/ce-1-2/slow"
      SQL_POOL_PARTS = 8