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  • FastDFS配置文件具体解释

    tracker.conf 配置文件相关配置说明及注释

    # 这个配置文件是否无效,false表示有效
    # is this config file disabled
    # false for enabled
    # true for disabled
    disabled=false

    # 是否绑定IP
    # bind_addr= 后面为绑定的IP地址 (经常使用于服务器有多个IP但仅仅希望一个IP提供服务)。假设不填则表示全部的(一般不填就OK)
    # bind an address of this host
    # empty for bind all addresses of this host
    bind_addr=

    # 提供服务的端口
    # the tracker server port
    port=22122

    # 连接超时时间,针对socket套接字函数connect
    # connect timeout in seconds
    # default value is 30s
    connect_timeout=30

    # tracker server的网络超时,单位为秒。
    发送或接收数据时。假设在超时时间后还不能发送或接收数据,则本次网络通信失败
    # network timeout in seconds
    # default value is 30s
    network_timeout=60

    # the base path to store data and log files
    base_path=/home/yuqing/fastdfs

    # base_path 文件夹地址(根文件夹必须存在,子文件夹会自己主动创建)
    # 附文件夹说明:
    # tracker server文件夹及文件结构:
    # ${base_path}
    # |__data
    # | |__storage_groups.dat:存储分组信息
    # | |__storage_servers.dat:存储服务器列表
    # |__logs
    # |__trackerd.log:tracker server日志文件

    #数据文件storage_groups.dat和storage_servers.dat中的记录之间以换行符( )分隔,字段之间以西文逗号(,)分隔。
    #storage_groups.dat中的字段依次为:
    # 1. group_name:组名
    # 2. storage_port:storage server端口号

    #storage_servers.dat中记录storage server相关信息,字段依次为:
    # 1. group_name:所属组名
    # 2. ip_addr:ip地址
    # 3. status:状态
    # 4. sync_src_ip_addr:向该storage server同步已有数据文件的源服务器
    # 5. sync_until_timestamp:同步已有数据文件的截至时间(UNIX时间戳)
    # 6. stat.total_upload_count:上传文件次数
    # 7. stat.success_upload_count:成功上传文件次数
    # 8. stat.total_set_meta_count:更改meta data次数
    # 9. stat.success_set_meta_count:成功更改meta data次数
    # 10. stat.total_delete_count:删除文件次数
    # 11. stat.success_delete_count:成功删除文件次数
    # 12. stat.total_download_count:下载文件次数
    # 13. stat.success_download_count:成功下载文件次数
    # 14. stat.total_get_meta_count:获取meta data次数
    # 15. stat.success_get_meta_count:成功获取meta data次数
    # 16. stat.last_source_update:近期一次源头更新时间(更新操作来自客户端)
    # 17. stat.last_sync_update:近期一次同步更新时间(更新操作来自其它storage server的同步)

    # 系统提供服务时的最大连接数。

    对于V1.x,因一个连接由一个线程服务,也就是工作线程数。
    # 对于V2.x。最大连接数和工作线程数没有不论什么关系
    # max concurrent connections this server supported
    max_connections=256

    # work thread count, should <= max_connections
    # default value is 4
    # since V2.00
    # V2.0引入的这个參数,工作线程数,通常设置为CPU数
    work_threads=4

    # 上传组(卷) 的方式 0:轮询方式 1: 指定组 2: 平衡负载(选择最大剩余空间的组(卷)上传)
    # 这里假设在应用层指定了上传到一个固定组,那么这个參数被绕过
    # the method of selecting group to upload files
    # 0: round robin
    # 1: specify group
    # 2: load balance, select the max free space group to upload file
    store_lookup=2

    # 当上一个參数设定为1 时 (store_lookup=1,即指定组名时),必须设置本參数为系统中存在的一个组名。假设选择其它的上传方式。这个參数就没有效了
    # which group to upload file
    # when store_lookup set to 1, must set store_group to the group name
    store_group=group2

    # 选择哪个storage server 进行上传操作(一个文件被上传后,这个storage server就相当于这个文件的storage server源,会对同组的storage server推送这个文件达到同步效果)
    # 0: 轮询方式
    # 1: 依据ip 地址进行排序选择第一个服务器(IP地址最小者)
    # 2: 依据优先级进行排序(上传优先级由storage server来设置,參数名为upload_priority)
    # which storage server to upload file
    # 0: round robin (default)
    # 1: the first server order by ip address
    # 2: the first server order by priority (the minimal)
    store_server=0

    # 选择storage server 中的哪个文件夹进行上传。

    storage server能够有多个存放文件的base path(能够理解为多个磁盘)。


    # 0: 轮流方式。多个文件夹依次存放文件
    # 2: 选择剩余空间最大的文件夹存放文件(注意:剩余磁盘空间是动态的。因此存储到的文件夹或磁盘可能也是变化的)
    # which path(means disk or mount point) of the storage server to upload file
    # 0: round robin
    # 2: load balance, select the max free space path to upload file
    store_path=0

    # 选择哪个 storage server 作为下载服务器
    # 0: 轮询方式,能够下载当前文件的任一storage server
    # 1: 哪个为源storage server 就用哪一个 (前面说过了这个storage server源 是怎样产生的) 就是之前上传到哪个storage server服务器就是哪个了
    # which storage server to download file
    # 0: round robin (default)
    # 1: the source storage server which the current file uploaded to
    download_server=0

    # storage server 上保留的空间,保证系统或其它应用需求空间。能够用绝对值或者百分比(V4開始支持百分比方式)。
    #(指出 假设同组的服务器的硬盘大小一样,以最小的为准,也就是仅仅要同组中有一台服务器达到这个标准了,这个标准就生效,原因就是由于他们进行备份)
    # reserved storage space for system or other applications.
    # if the free(available) space of any stoarge server in
    # a group <= reserved_storage_space,
    # no file can be uploaded to this group.
    # bytes unit can be one of follows:
    ### G or g for gigabyte(GB)
    ### M or m for megabyte(MB)
    ### K or k for kilobyte(KB)
    ### no unit for byte(B)
    ### XX.XX% as ratio such as reserved_storage_space = 10%
    reserved_storage_space = 10%

    # 选择日志级别
    #standard log level as syslog, case insensitive, value list:
    ### emerg for emergency
    ### alert
    ### crit for critical
    ### error
    ### warn for warning
    ### notice
    ### info
    ### debug
    log_level=info

    # 操作系统执行FastDFS的用户组 (不填 就是当前用户组,哪个启动进程就是哪个)
    #unix group name to run this program,
    #not set (empty) means run by the group of current user
    run_by_group=

    # 操作系统执行FastDFS的用户 (不填 就是当前用户,哪个启动进程就是哪个)
    #unix username to run this program,
    #not set (empty) means run by current user
    run_by_user=

    # 能够连接到此 tracker server 的ip范围(对全部类型的连接都有影响,包含客户端,storage server)
    # allow_hosts can ocur more than once, host can be hostname or ip address,
    # "*" means match all ip addresses, can use range like this: 10.0.1.[1-15,20] or
    # host[01-08,20-25].domain.com, for example:
    # allow_hosts=10.0.1.[1-15,20]
    # allow_hosts=host[01-08,20-25].domain.com
    allow_hosts=*

    # 同步或刷新日志信息到硬盘的时间间隔,单位为秒
    # 注意:tracker server 的日志不是时时写硬盘的,而是先写内存
    # sync log buff to disk every interval seconds
    # default value is 10 seconds
    sync_log_buff_interval = 10

    # 检測 storage server 存活的时间隔,单位为秒。
    # storage server定期向tracker server 发心跳。假设tracker server在一个check_active_interval内还没有收到storage server的一次心跳,那边将觉得该storage server已经下线。所以本參数值必须大于storage server配置的心跳时间间隔。通常配置为storage server心跳时间间隔的2倍或3倍
    # check storage server alive interval seconds
    check_active_interval = 120

    # 线程栈的大小。

    FastDFS server端採用了线程方式。

    tracker server线程栈不应小于64KB
    # 线程栈越大,一个线程占用的系统资源就越多。

    假设要启动很多其它的线程(V1.x相应的參数为max_connections,
    V2.0为work_threads)。能够适当减少本參数值
    # thread stack size, should >= 64KB
    # default value is 64KB
    thread_stack_size = 64KB

    # 这个參数控制当storage server IP地址改变时,集群是否自己主动调整。

    注:仅仅有在storage server进程重新启动时才完毕自己主动调整
    # auto adjust when the ip address of the storage server changed
    # default value is true
    storage_ip_changed_auto_adjust = true

    # V2.0引入的參数。存储服务器之间同步文件的最大延迟时间。缺省为1天。

    依据实际情况进行调整
    # 注:本參数并不影响文件同步过程。本參数仅在下载文件时,推断文件是否已经被同步完毕的一个阀值(经验值)
    # storage sync file max delay seconds
    # default value is 86400 seconds (one day)
    # since V2.00
    storage_sync_file_max_delay = 86400

    # V2.0引入的參数。存储服务器同步一个文件须要消耗的最大时间。缺省为300s。即5分钟。


    # 注:本參数并不影响文件同步过程。本參数仅在下载文件时,作为推断当前文件是否被同步完毕的一个阀值(经验值)
    # the max time of storage sync a file
    # default value is 300 seconds
    # since V2.00
    storage_sync_file_max_time = 300

    # V3.0引入的參数。

    是否使用小文件合并存储特性,缺省是关闭的
    # if use a trunk file to store several small files
    # default value is false
    # since V3.00
    use_trunk_file = false

    # V3.0引入的參数。


    # trunk file分配的最小字节数。比方文件仅仅有16个字节。系统也会分配slot_min_size个字节
    # the min slot size, should <= 4KB
    # default value is 256 bytes
    # since V3.00
    slot_min_size = 256

    # V3.0引入的參数。
    # 仅仅有文件大小<=这个參数值的文件。才会合并存储。

    假设一个文件的大小大于这个參数值。将直接保存到一个文件里(即不採用合并存储方式)。
    # the max slot size, should > slot_min_size
    # store the upload file to trunk file when it's size <= this value
    # default value is 16MB
    # since V3.00
    slot_max_size = 16MB

    # V3.0引入的參数。
    # 合并存储的trunk file大小,至少4MB,缺省值是64MB。

    #不建议设置得过大
    # the trunk file size, should >= 4MB
    # default value is 64MB
    # since V3.00
    trunk_file_size = 64MB

    # 是否提前创建trunk file。仅仅有当这个參数为true,以下3个以trunk_create_file_打头的參数才有效
    # if create trunk file advancely
    # default value is false
    # since V3.06
    trunk_create_file_advance = false

    # 提前创建trunk file的起始时间点(基准时间)。02:00表示第一次创建的时间点是凌晨2点
    # the time base to create trunk file
    # the time format: HH:MM
    # default value is 02:00
    # since V3.06
    trunk_create_file_time_base = 02:00

    # 创建trunk file的时间间隔,单位为秒。假设每天仅仅提前创建一次,则设置为86400
    # the interval of create trunk file, unit: second
    # default value is 38400 (one day)
    # since V3.06
    trunk_create_file_interval = 86400

    # 提前创建trunk file时,须要达到的空暇trunk大小
    # 比方本參数为20G。而当前空暇trunk为4GB,那么仅仅须要创建16GB的trunk file就可以
    # the threshold to create trunk file
    # when the free trunk file size less than the threshold, will create
    # the trunk files
    # default value is 0
    # since V3.06
    trunk_create_file_space_threshold = 20G

    # trunk初始化时,是否检查可用空间是否被占用
    # if check trunk space occupying when loading trunk free spaces
    # the occupied spaces will be ignored
    # default value is false
    # since V3.09
    # NOTICE: set this parameter to true will slow the loading of trunk spaces
    # when startup. you should set this parameter to true when neccessary.
    trunk_init_check_occupying = false

    # 是否无条件从trunk binlog中载入trunk可用空间信息
    # FastDFS缺省是从快照文件storage_trunk.dat中载入trunk可用空间。
    # 该文件的第一行记录的是trunk binlog的offset,然后从binlog的offset開始载入
    # if ignore storage_trunk.dat, reload from trunk binlog
    # default value is false
    # since V3.10
    # set to true once for version upgrade when your version less than V3.10
    trunk_init_reload_from_binlog = false

    # 是否使用server ID作为storage server标识
    # if use storage ID instead of IP address
    # default value is false
    # since V4.00
    use_storage_id = false

    # use_storage_id 设置为true,才须要设置本參数
    # 在文件里设置组名、server ID和相应的IP地址。參见源代码文件夹下的配置演示样例:conf/storage_ids.conf
    # specify storage ids filename, can use relative or absolute path
    # since V4.00
    storage_ids_filename = storage_ids.conf

    #文件名称中的id类型,有ip和id两种,仅仅有当use_storage_id设置为true时该參数才有效
    # id type of the storage server in the filename, values are:
    ## ip: the ip address of the storage server
    ## id: the server id of the storage server
    # this paramter is valid only when use_storage_id set to true
    # default value is ip
    # since V4.03
    id_type_in_filename = ip

    # 存储从文件是否採用symbol link(符号链接)方式
    # 假设设置为true。一个从文件将占用两个文件:原始文件及指向它的符号链接
    # if store slave file use symbol link
    # default value is false
    # since V4.01
    store_slave_file_use_link = false

    # 是否定期轮转error log。眼下仅支持一天轮转一次
    # if rotate the error log every day
    # default value is false
    # since V4.02
    rotate_error_log = false

    # error log定期轮转的时间点,仅仅有当rotate_error_log设置为true时有效
    # rotate error log time base, time format: Hour:Minute
    # Hour from 0 to 23, Minute from 0 to 59
    # default value is 00:00
    # since V4.02
    error_log_rotate_time=00:00

    # error log按大小轮转
    # 设置为0表示不按文件大小轮转。否则当error log达到该大小。就会轮转到新文件里
    # rotate error log when the log file exceeds this size
    # 0 means never rotates log file by log file size
    # default value is 0
    # since V4.02
    rotate_error_log_size = 0

    # 是否使用连接池
    # if use connection pool
    # default value is false
    # since V4.05
    use_connection_pool = false

    # 假设一个连接的空暇时间超过这个值将会被自己主动关闭
    # connections whose the idle time exceeds this time will be closed
    # unit: second
    # default value is 3600
    # since V4.05
    connection_pool_max_idle_time = 3600

    # 用于提供http服务的端口
    # HTTP port on this tracker server
    http.server_port=8080

    # 检查http server是否还在工作的时间间隔。假设该值小于0则永远不检查
    # check storage HTTP server alive interval seconds
    # <= 0 for never check
    # default value is 30
    http.check_alive_interval=30

    # 检查http server是否存活的类型,有tcp和http两种
    # tcp方式仅仅有http端口被连接
    # http方式检查必须返回状态值200
    # check storage HTTP server alive type, values are:
    # tcp : connect to the storge server with HTTP port only,
    # do not request and get response
    # http: storage check alive url must return http status 200
    # default value is tcp
    http.check_alive_type=tcp

    # check storage HTTP server alive uri/url
    # NOTE: storage embed HTTP server support uri: /status.html
    http.check_alive_uri=/status.html

    storage.conf 配置文件相关配置说明及注释

    # 这个配置文件是否无效,false表示有效
    # is this config file disabled
    # false for enabled
    # true for disabled
    disabled=false

    # 指定 此 storage server 所在组(卷)
    # the name of the group this storage server belongs to
    group_name=group1

    # 是否绑定IP
    # bind_addr= 后面为绑定的IP地址 (经常使用于服务器有多个IP但仅仅希望一个IP提供服务)。
    假设不填则表示全部的(一般不填就OK)
    # bind an address of this host
    # empty for bind all addresses of this host
    bind_addr=

    # bind_addr一般是针对server的。

    当指定bind_addr时。本參数才有效。


    # 本storage server作为client连接其它服务器(如tracker server、其它storage server)。是否绑定bind_addr。
    # if bind an address of this host when connect to other servers
    # (this storage server as a client)
    # true for binding the address configed by above parameter: "bind_addr"
    # false for binding any address of this host
    client_bind=true

    # storage server服务端口
    # the storage server port
    port=23000

    # 连接超时时间,针对socket套接字函数connect
    # connect timeout in seconds
    # default value is 30s
    connect_timeout=30

    # storage server 网络超时时间,单位为秒。发送或接收数据时,假设在超时时间后还不能发送或接收数据,则本次网络通信失败。


    # network timeout in seconds
    # default value is 30s
    network_timeout=60

    # 心跳间隔时间。单位为秒 (这里是指主动向tracker server 发送心跳)
    # heart beat interval in seconds
    heart_beat_interval=30

    # storage server向tracker server报告磁盘剩余空间的时间间隔,单位为秒
    # disk usage report interval in seconds
    stat_report_interval=60

    # base_path 文件夹地址,根文件夹必须存在 子文件夹会自己主动生成 (注 :这里不是上传的文件存放的地址,之前是的,在某个版本号后更改了)
    # the base path to store data and log files
    base_path=/home/yuqing/fastdfs

    # 系统提供服务时的最大连接数
    # max concurrent connections the server supported
    # default value is 256
    # more max_connections means more memory will be used
    max_connections=256

    # V2.0引入本參数。

    设置队列结点的buffer大小。工作队列消耗的内存大小 = buff_size * max_connections
    # 设置得大一些,系统总体性能会有所提升。
    # 消耗的内存请不要超过系统物理内存大小。

    另外,对于32位系统,请注意使用到的内存不要超过3GB
    # the buff size to recv / send data
    # this parameter must more than 8KB
    # default value is 64KB
    # since V2.00
    buff_size = 256KB

    # 工作线程的数量。工作线程用于处理网络IO,应当小于max_connections的值
    # work thread count, should <= max_connections
    # work thread deal network io
    # default value is 4
    # since V2.00
    work_threads=4

    # V2.0引入本參数。

    磁盘IO读写是否分离。缺省是分离的
    # if disk read / write separated
    ## false for mixed read and write
    ## true for separated read and write
    # default value is true
    # since V2.00
    disk_rw_separated = true

    # V2.0引入本參数。针对单个存储路径的读线程数。缺省值为1。
    # 读写分离时,系统中的读线程数 = disk_reader_threads * store_path_count
    # 读写混合时,系统中的读写线程数 = (disk_reader_threads + disk_writer_threads) * store_path_count
    # disk reader thread count per store base path
    # for mixed read / write, this parameter can be 0
    # default value is 1
    # since V2.00
    disk_reader_threads = 1

    # V2.0引入本參数。针对单个存储路径的写线程数,缺省值为1。
    # 读写分离时,系统中的写线程数 = disk_writer_threads * store_path_count
    # 读写混合时,系统中的读写线程数 = (disk_reader_threads + disk_writer_threads) * store_path_count
    # disk writer thread count per store base path
    # for mixed read / write, this parameter can be 0
    # default value is 1
    # since V2.00
    disk_writer_threads = 1

    # 同步文件时,假设从binlog中没有读到要同步的文件。休眠N毫秒后又一次读取。0表示不休眠,马上再次尝试读取。
    # 出于CPU消耗考虑,不建议设置为0。怎样希望同步尽可能快一些,能够将本參数设置得小一些,比方设置为10ms
    # when no entry to sync, try read binlog again after X milliseconds
    # must > 0, default value is 200ms
    sync_wait_msec=50

    # 同步上一个文件后,再同步下一个文件的时间间隔。单位为毫秒,0表示不休眠。直接同步下一个文件。


    # after sync a file, usleep milliseconds
    # 0 for sync successively (never call usleep)
    sync_interval=0

    # 以下二个一起解释。同意系统同步的时间段 (默认是全天) 。一般用于避免高峰同步产生一些问题而设定,相信sa都会明确
    # storage sync start time of a day, time format: Hour:Minute
    # Hour from 0 to 23, Minute from 0 to 59
    sync_start_time=00:00

    # storage sync end time of a day, time format: Hour:Minute
    # Hour from 0 to 23, Minute from 0 to 59
    sync_end_time=23:59

    # 同步完N个文件后,把storage的mark文件同步到磁盘
    # 注:假设mark文件内容没有变化,则不会同步
    # write to the mark file after sync N files
    # default value is 500
    write_mark_file_freq=500

    # 存放文件时storage server支持多个路径(比如磁盘)。这里配置存放文件的基路径数目。通常仅仅配一个文件夹。
    # path(disk or mount point) count, default value is 1
    store_path_count=1

    # 逐一配置store_path个路径,索引號基于0。注意配置方法后面有0,1,2 ......,须要配置0到store_path - 1。


    # 假设不配置base_path0,那边它就和base_path相应的路径一样。


    # store_path#, based 0, if store_path0 not exists, it's value is base_path
    # the paths must be exist
    store_path0=/home/yuqing/fastdfs
    #store_path1=/home/yuqing/fastdfs2

    # FastDFS存储文件时,採用了两级文件夹。

    这里配置存放文件的文件夹个数 (系统的存储机制,大家看看文件存储的文件夹就知道了)
    # 假设本參数仅仅为N(如:256),那么storage server在初次执行时。会自己主动创建 N * N 个存放文件的子文件夹。
    # subdir_count * subdir_count directories will be auto created under each
    # store_path (disk), value can be 1 to 256, default value is 256
    subdir_count_per_path=256

    # tracker_server 的列表 要写端口的哦 (再次提醒是主动连接tracker_server )
    # 有多个tracker server时,每一个tracker server写一行
    # tracker_server can ocur more than once, and tracker_server format is
    # "host:port", host can be hostname or ip address
    tracker_server=192.168.209.121:22122

    # 日志级别
    #standard log level as syslog, case insensitive, value list:
    ### emerg for emergency
    ### alert
    ### crit for critical
    ### error
    ### warn for warning
    ### notice
    ### info
    ### debug
    log_level=info

    # 操作系统执行FastDFS的用户组 (不填 就是当前用户组,哪个启动进程就是哪个)
    #unix group name to run this program,
    #not set (empty) means run by the group of current user
    run_by_group=

    # 操作系统执行FastDFS的用户 (不填 就是当前用户,哪个启动进程就是哪个)
    #unix username to run this program,
    #not set (empty) means run by current user
    run_by_user=

    # 同意连接本storage server的IP地址列表 (不包含自带HTTP服务的全部连接)
    # 能够配置多行,每行都会起作用
    # allow_hosts can ocur more than once, host can be hostname or ip address,
    # "*" means match all ip addresses, can use range like this: 10.0.1.[1-15,20] or
    # host[01-08,20-25].domain.com, for example:
    # allow_hosts=10.0.1.[1-15,20]
    # allow_hosts=host[01-08,20-25].domain.com
    allow_hosts=*

    # 文件在data文件夹下分散存储策略。
    # 0: 轮流存放。在一个文件夹下存储设置的文件数后(參数file_distribute_rotate_count中设置文件数),使用下一个文件夹进行存储。
    # 1: 随机存储,依据文件名称相应的hash code来分散存储。


    # the mode of the files distributed to the data path
    # 0: round robin(default)
    # 1: random, distributted by hash code
    file_distribute_path_mode=0

    # 当上面的參数file_distribute_path_mode配置为0(轮流存放方式)时,本參数有效。
    # 当一个文件夹下的文件存放的文件数达到本參数值时,兴许上传的文件存储到下一个文件夹中。
    # valid when file_distribute_to_path is set to 0 (round robin),
    # when the written file count reaches this number, then rotate to next path
    # default value is 100
    file_distribute_rotate_count=100

    # 当写入大文件时,每写入N个字节,调用一次系统函数fsync将内容强行同步到硬盘。0表示从不调用fsync
    # call fsync to disk when write big file
    # 0: never call fsync
    # other: call fsync when written bytes >= this bytes
    # default value is 0 (never call fsync)
    fsync_after_written_bytes=0

    # 同步或刷新日志信息到硬盘的时间间隔,单位为秒
    # 注意:storage server 的日志信息不是时时写硬盘的。而是先写内存。
    # sync log buff to disk every interval seconds
    # must > 0, default value is 10 seconds
    sync_log_buff_interval=10

    # 同步binglog(更新操作日志)到硬盘的时间间隔。单位为秒
    # 本參数会影响新上传文件同步延迟时间
    # sync binlog buff / cache to disk every interval seconds
    # default value is 60 seconds
    sync_binlog_buff_interval=10

    # 把storage的stat文件同步到磁盘的时间间隔,单位为秒。


    # 注:假设stat文件内容没有变化,不会进行同步
    # sync storage stat info to disk every interval seconds
    # default value is 300 seconds
    sync_stat_file_interval=300

    # 线程栈的大小。

    FastDFS server端採用了线程方式。


    # 对于V1.x,storage server线程栈不应小于512KB;对于V2.0。线程栈大于等于128KB就可以。


    # 线程栈越大,一个线程占用的系统资源就越多。


    # 对于V1.x,假设要启动很多其它的线程(max_connections),能够适当减少本參数值。
    # thread stack size, should >= 512KB
    # default value is 512KB
    thread_stack_size=512KB

    # 本storage server作为源服务器,上传文件的优先级,能够为负数。值越小。优先级越高。这里就和 tracker.conf 中store_server= 2时的配置相相应了
    # the priority as a source server for uploading file.
    # the lower this value, the higher its uploading priority.
    # default value is 10
    upload_priority=10

    # 网卡别名前缀,就像Linux中的eth,能够使用ifconfig -a命令来查看
    # 多个别名之间使用逗号分隔。假设不设置这个值表示自己主动的被系统类型设置
    # the NIC alias prefix, such as eth in Linux, you can see it by ifconfig -a
    # multi aliases split by comma. empty value means auto set by OS type
    # default values is empty
    if_alias_prefix=

    # 是否检測上传文件已经存在。假设已经存在,则不存在文件内容,建立一个符号链接以节省磁盘空间。
    # 这个应用要配合FastDHT 使用。所以打开前要先安装FastDHT
    # 1或yes 是检測,0或no 是不检測
    # if check file duplicate, when set to true, use FastDHT to store file indexes
    # 1 or yes: need check
    # 0 or no: do not check
    # default value is 0
    check_file_duplicate=0

    # 文件去重时,文件内容的签名方式:
    # hash: 4个hash code
    # md5:MD5
    # file signature method for check file duplicate
    ## hash: four 32 bits hash code
    ## md5: MD5 signature
    # default value is hash
    # since V4.01
    file_signature_method=hash

    # 当上个參数设定为1 或 yes时 (true/on也是能够的) 。 在FastDHT中的命名空间
    # namespace for storing file indexes (key-value pairs)
    # this item must be set when check_file_duplicate is true / on
    key_namespace=FastDFS

    # 与FastDHT servers 的连接方式 (是否为持久连接) 。默认是0(短连接方式)。能够考虑使用长连接,这要看FastDHT server的连接数是否够用。
    # set keep_alive to 1 to enable persistent connection with FastDHT servers
    # default value is 0 (short connection)
    keep_alive=0

    # 以下是关于FastDHT servers 的设定 须要对FastDHT servers 有所了解,这里仅仅说字面意思了
    # 能够通过 #include filename 方式来载入 FastDHT servers 的配置。装上FastDHT就知道该怎样配置啦。
    # 相同要求 check_file_duplicate=1 时才实用。不然系统会忽略
    # fdht_servers.conf 记载的是 FastDHT servers 列表
    # you can use "#include filename" (not include double quotes) directive to
    # load FastDHT server list, when the filename is a relative path such as
    # pure filename, the base path is the base path of current/this config file.
    # must set FastDHT server list when check_file_duplicate is true / on
    # please see INSTALL of FastDHT for detail
    ##include /home/yuqing/fastdht/conf/fdht_servers.conf

    # 是否将文件操作记录到access log
    # if log to access log
    # default value is false
    # since V4.00
    use_access_log = false

    # 是否定期轮转access log。眼下仅支持一天轮转一次
    # if rotate the access log every day
    # default value is false
    # since V4.00
    rotate_access_log = false

    # access log定期轮转的时间点,仅仅有当rotate_access_log设置为true时有效
    # rotate access log time base, time format: Hour:Minute
    # Hour from 0 to 23, Minute from 0 to 59
    # default value is 00:00
    # since V4.00
    access_log_rotate_time=00:00

    # 是否定期轮转error log。眼下仅支持一天轮转一次
    # if rotate the error log every day
    # default value is false
    # since V4.02
    rotate_error_log = false

    # error log定期轮转的时间点。仅仅有当rotate_error_log设置为true时有效
    # rotate error log time base, time format: Hour:Minute
    # Hour from 0 to 23, Minute from 0 to 59
    # default value is 00:00
    # since V4.02
    error_log_rotate_time=00:00

    # access log按文件大小轮转
    # 设置为0表示不按文件大小轮转。否则当access log达到该大小。就会轮转到新文件里
    # rotate access log when the log file exceeds this size
    # 0 means never rotates log file by log file size
    # default value is 0
    # since V4.02
    rotate_access_log_size = 0

    # error log按文件大小轮转
    # 设置为0表示不按文件大小轮转,否则当error log达到该大小,就会轮转到新文件里
    # rotate error log when the log file exceeds this size
    # 0 means never rotates log file by log file size
    # default value is 0
    # since V4.02
    rotate_error_log_size = 0

    # 文件同步的时候,是否忽略无效的binlog记录
    # if skip the invalid record when sync file
    # default value is false
    # since V4.02
    file_sync_skip_invalid_record=false

    # 是否使用连接池
    # if use connection pool
    # default value is false
    # since V4.05
    use_connection_pool = false

    # 假设一个连接的空暇时间超过这个值将会被自己主动关闭
    # connections whose the idle time exceeds this time will be closed
    # unit: second
    # default value is 3600
    # since V4.05
    connection_pool_max_idle_time = 3600

    # storage server上web server域名。通常仅针对单独部署的web server。

    # 这样URL中就能够通过域名方式来訪问storage server上的文件了,
    # 这个參数为空就是IP地址的方式。
    # use the ip address of this storage server if domain_name is empty,
    # else this domain name will ocur in the url redirected by the tracker server
    http.domain_name=

    # web server的端口
    # the port of the web server on this storage server
    http.server_port=8888

    client.conf 配置文件相关配置说明及注释

    # 连接超时时间,针对socket套接字函数connect
    # connect timeout in seconds
    # default value is 30s
    connect_timeout=30

    # client的网络超时,单位为秒。
    #发送或接收数据时。假设在超时时间后还不能发送或接收数据,则本次网络通信失败
    # network timeout in seconds
    # default value is 30s
    network_timeout=60

    # 存储日志的根文件夹
    # the base path to store log files
    base_path=/home/yuqing/fastdfs

    # tracker_server 的列表 要写端口
    # tracker_server can ocur more than once, and tracker_server format is
    # "host:port", host can be hostname or ip address
    tracker_server=192.168.0.197:22122

    # 日志的级别
    #standard log level as syslog, case insensitive, value list:
    ### emerg for emergency
    ### alert
    ### crit for critical
    ### error
    ### warn for warning
    ### notice
    ### info
    ### debug
    log_level=info

    # 是否使用连接池
    # if use connection pool
    # default value is false
    # since V4.05
    use_connection_pool = false

    # 假设一个连接的空暇时间超过这个值将会被自己主动关闭
    # connections whose the idle time exceeds this time will be closed
    # unit: second
    # default value is 3600
    # since V4.05
    connection_pool_max_idle_time = 3600

    # 是否从FastDFS的tracker server载入參数
    # if load FastDFS parameters from tracker server
    # since V4.05
    # default value is false
    load_fdfs_parameters_from_tracker=false

    是否使用storage ID 取代IP,仅仅有当load_fdfs_parameters_from_tracker为false时才有效
    # if use storage ID instead of IP address
    # same as tracker.conf
    # valid only when load_fdfs_parameters_from_tracker is false
    # default value is false
    # since V4.05
    use_storage_id = false

    # 指定storage_ids的路径,能够使用绝对路径和相对路径,仅仅有当load_fdfs_parameters_from_tracker为false时才有效
    # specify storage ids filename, can use relative or absolute path
    # same as tracker.conf
    # valid only when load_fdfs_parameters_from_tracker is false
    # since V4.05
    storage_ids_filename = storage_ids.conf


    #tracker server的http端口
    #HTTP settings
    http.tracker_server_port=8080

    #use "#include" directive to include HTTP other settiongs
    ##include http.conf

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  • 原文地址:https://www.cnblogs.com/yxfcnbg/p/11543233.html
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