Client Configuration

Configuration Description

Name	Type	Description	Required
mountPoint	string	Mount point	Yes
volName	string	Volume name	Yes
owner	string	Owner	Yes
masterAddr	string	Master node address	Yes
logDir	string	Log directory	No
logLevel	string	Log level: debug, info, warn, error	No
profPort	string	Golang pprof debug port	No
exporterPort	string	Prometheus monitoring data port	No
consulAddr	string	Monitoring registration server address	No
lookupValid	string	Kernel FUSE lookup validity period, in seconds	No
attrValid	string	Kernel FUSE attribute validity period, in seconds	No
icacheTimeout	string	Client inode cache validity period, in seconds	No
enSyncWrite	string	Enable DirectIO synchronous write, i.e., force data node to write to disk with DirectIO	No
autoInvalData	string	Use the AutoInvalData option for FUSE mount	No
rdonly	bool	Mount in read-only mode, default is false	No
writecache	bool	Use the write cache function of kernel FUSE module, requires kernel FUSE module support for write cache, default is false	No
keepcache	bool	Keep kernel page cache. This function requires the writecache option to be enabled, default is false	No
token	string	If enableToken is enabled when creating a volume, fill in the token corresponding to the permission	No
readRate	int	Limit the number of reads per second, default is unlimited	No
writeRate	int	Limit the number of writes per second, default is unlimited	No
followerRead	bool	Read data from follower, default is false	No
accessKey	string	Authentication key of the user to whom the volume belongs	No
secretKey	string	Authentication key of the user to whom the volume belongs	No
disableDcache	bool	Disable Dentry cache, default is false	No
subdir	string	Set subdirectory mount	No
fsyncOnClose	bool	Perform fsync operation after file is closed, default is true	No
maxcpus	int	Maximum number of CPUs that can be used, can limit the CPU usage of the client process	No
enableXattr	bool	Whether to use xattr, default is false	No
enableBcache	bool	Whether to enable local level-1 cache, default is false	No
enableAudit	bool	Whether to enable local audit logs, default is false	No
aheadReadEnable	bool	Enable read-ahead, default is false	No
aheadReadTotalMemGB	int	Total memory for read-ahead (GB), default 10	No
aheadReadBlockTimeOut	int	Read-ahead block expiration time (seconds), default 3	No
aheadReadWindowCnt	int	Number of concurrent blocks in the read-ahead window, default 8	No
minReadAheadSize	int	Minimum file size to trigger read-ahead (bytes), default 10485760 (10MB)	No
enableAsyncFlush	bool	Enable asynchronous flush for ExtentHandler, default true	No
readDirLimit	int	Maximum number of directory entries read during warm-up, default 500	No
maxWarmUpConcurrency	int	Maximum number of concurrent goroutines for warm-up, default 2	No
stopWarmMeta	bool	Stop metadata warm-up, default true	No
metaCacheAcceleration	bool	Keep meta cache and get inode/extent in one go, default false	No
inodeLruLimit	int	Capacity limit for inode LRU, default 10000000	No
fuseServeThreads	int	Number of FUSE serve threads (0 = auto by CPU), default 0	No

Configuration Example

{
  "mountPoint": "/cfs/mountpoint",
  "volName": "ltptest",
  "owner": "ltptest",
  "masterAddr": "10.196.59.198:17010,10.196.59.199:17010,10.196.59.200:17010",
  "logDir": "/cfs/client/log",
  "logLevel": "info",
  "profPort": "27510"
}

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ObjectNode Configuration LcNode Configuration