分布式文件存储FastDFS配置文件详解

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原链接

http://blog.csdn.net/xingjiarong/article/details/50752586


一、tracker.conf

# 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 disableddisabled=false# 是否绑定IP# bind_addr= 后面为绑定的IP地址 (常用于服务器有多个IP但只希望一个IP提供服务)。如果不填则表示所有的(一般不填就OK)# bind an address of this host# empty for bind all addresses of this hostbind_addr=# 提供服务的端口# the tracker server portport=22122# 连接超时时间,针对socket套接字函数connect# connect timeout in seconds# default value is 30sconnect_timeout=30# tracker server的网络超时,单位为秒。发送或接收数据时,如果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 30snetwork_timeout=60# the base path to store data and log filesbase_path=/home/yuqing/fastdfs# base_path 目录地址(根目录必须存在,子目录会自动创建)# 附目录说明: #  tracker server目录及文件结构:#  ${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(\n)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:最近一次源头更新时间(更新操作来自客户端)#  17. stat.last_sync_update:最近一次同步更新时间(更新操作来自其他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任何关系# max concurrent connections this server supportedmax_connections=256# work thread count, should <= max_connections# default value is 4# since V2.00# V2.0引入的这个参数,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)# 这里如果在应用层指定了上传到一个固定组,那么这个参数被绕过# 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 filestore_lookup=2# 当上一个参数设定为1 时 (store_lookup=1,即指定组名时),必须设置本参数为系统中存在的一个组名。如果选择其他的上传方式,这个参数就没有效了# which group to upload file# when store_lookup set to 1, must set store_group to the group namestore_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: 根据ip 地址进行排序选择第一个服务器(IP地址最小者)# 2: 根据优先级进行排序(上传优先级由storage server来设置,参数名为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 中的哪个目录进行上传。storage server可以有多个存放文件的base path(可以理解为多个磁盘)。# 0: 轮流方式,多个目录依次存放文件# 2: 选择剩余空间最大的目录存放文件(注意:剩余磁盘空间是动态的,因此存储到的目录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 filestore_path=0# 选择哪个 storage server 作为下载服务器 # 0: 轮询方式,可以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 todownload_server=0# storage server 上保留的空间,保证系统或其他应用需求空间。可以用绝对值或者百分比(V4开始支持百分比方式)。#(指出 如果同组的服务器的硬盘大小一样,以最小的为准,也就是只要同组中有一台服务器达到这个标准了,这个标准就生效,原因就是因为他们进行备份)# 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### debuglog_level=info# 操作系统运行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 userrun_by_group=# 操作系统运行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 userrun_by_user=# 可以连接到此 tracker server 的ip范围(对所有类型的连接都有影响,包括客户端,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.comallow_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 secondssync_log_buff_interval = 10# 检测 storage server 存活的时间隔,单位为秒。# storage server定期向tracker server 发心跳,如果tracker server在一个check_active_interval内还没有收到storage server的一次心跳,那边将认为该storage server已经下线。所以本参数值必须大于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 secondscheck_active_interval = 120# 线程栈的大小。FastDFS server端采用了线程方式。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。如果要启动更多的线程(V1.x对应的参数为max_connections,V2.0为work_threads),可以适当降低本参数值# thread stack size, should >= 64KB# default value is 64KBthread_stack_size = 64KB# 这个参数控制当storage server IP地址改变时,集群是否自动调整。注:只有在storage server进程重启时才完成自动调整# auto adjust when the ip address of the storage server changed# default value is truestorage_ip_changed_auto_adjust = true# V2.0引入的参数。存储服务器之间同步文件的最大延迟时间,缺省为1天。根据实际情况进行调整# 注:本参数并不影响文件同步过程。本参数仅在下载文件时,判断文件是否已经被同步完成的一个阀值(经验值)# storage sync file max delay seconds# default value is 86400 seconds (one day)# since V2.00storage_sync_file_max_delay = 86400# V2.0引入的参数。存储服务器同步一个文件需要消耗的最大时间,缺省为300s,即5分钟。# 注:本参数并不影响文件同步过程。本参数仅在下载文件时,作为判断当前文件是否被同步完成的一个阀值(经验值)# the max time of storage sync a file# default value is 300 seconds# since V2.00storage_sync_file_max_time = 300# V3.0引入的参数。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 V3.00use_trunk_file = false # V3.0引入的参数。# trunk file分配的最小字节数。比如文件只有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 V3.00slot_min_size = 256# V3.0引入的参数。# 只有文件大小<=这个参数值的文件,才会合并存储。如果一个文件的大小大于这个参数值,将直接保存到一个文件中(即不采用合并存储方式)。# 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 V3.00slot_max_size = 16MB# V3.0引入的参数。# 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 V3.00trunk_file_size = 64MB# 是否提前创建trunk file。只有当这个参数为true,下面3个以trunk_create_file_打头的参数才有效# if create trunk file advancely# default value is false# since V3.06trunk_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 V3.06trunk_create_file_time_base = 02:00# 创建trunk file的时间间隔,单位为秒。如果每天只提前创建一次,则设置为86400# the interval of create trunk file, unit: second# default value is 38400 (one day)# since V3.06trunk_create_file_interval = 86400# 提前创建trunk file时,需要达到的空闲trunk大小# 比如本参数为20G,而当前空闲trunk为4GB,那么只需要创建16GB的trunk file即可# 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 V3.06trunk_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中加载trunk可用空间信息# FastDFS缺省是从快照文件storage_trunk.dat中加载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开始加载# 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 V3.10trunk_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 V4.00use_storage_id = false# use_storage_id 设置为true,才需要设置本参数# 在文件中设置组名、server ID和对应的IP地址,参见源码目录下的配置示例:conf/storage_ids.conf# specify storage ids filename, can use relative or absolute path# since V4.00storage_ids_filename = storage_ids.conf#文件名中的id类型,有ip和id两种,只有当use_storage_id设置为true时该参数才有效# 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 V4.03id_type_in_filename = ip# 存储从文件是否采用symbol link(符号链接)方式# 如果设置为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 V4.01store_slave_file_use_link = false# 是否定期轮转error log,目前仅支持一天轮转一次# if rotate the error log every day# default value is false# since V4.02rotate_error_log = false# error log定期轮转的时间点,只有当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 V4.02error_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,就会轮转到新文件中# 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 V4.02rotate_error_log_size = 0# 是否使用连接池# if use connection pool# default value is false# since V4.05use_connection_pool = false# 如果一个连接的空闲时间超过这个值将会被自动关闭# connections whose the idle time exceeds this time will be closed# unit: second# default value is 3600# since V4.05connection_pool_max_idle_time = 3600# 用于提供http服务的端口# HTTP port on this tracker serverhttp.server_port=8080# 检查http server是否还在工作的时间间隔,如果该值小于0则永远不检查# check storage HTTP server alive interval seconds# <= 0 for never check# default value is 30http.check_alive_interval=30# 检查http server是否存活的类型,有tcp和http两种# tcp方式只有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 tcphttp.check_alive_type=tcp# check storage HTTP server alive uri/url# NOTE: storage embed HTTP server support uri: /status.htmlhttp.check_alive_uri=/status.html

二、storage.conf

# 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 disableddisabled=false# 指定 此 storage server 所在组(卷)# the name of the group this storage server belongs togroup_name=group1# 是否绑定IP# bind_addr= 后面为绑定的IP地址 (常用于服务器有多个IP但只希望一个IP提供服务)。如果不填则表示所有的(一般不填就OK)# bind an address of this host# empty for bind all addresses of this hostbind_addr=# bind_addr通常是针对server的。当指定bind_addr时,本参数才有效。# 本storage server作为client连接其他服务器(如tracker server、其他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 hostclient_bind=true# storage server服务端口# the storage server portport=23000# 连接超时时间,针对socket套接字函数connect# connect timeout in seconds# default value is 30sconnect_timeout=30# storage server 网络超时时间,单位为秒。发送或接收数据时,如果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 30snetwork_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 secondsheart_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 secondsstat_report_interval=60# base_path 目录地址,根目录必须存在  子目录会自动生成 (注 :这里不是上传的文件存放的地址,之前是的,在某个版本后更改了)# the base path to store data and log filesbase_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 usedmax_connections=256# V2.0引入本参数。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,系统整体性能会有所提升。# 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 V2.00buff_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 V2.00work_threads=4# V2.0引入本参数。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 V2.00disk_rw_separated = true# V2.0引入本参数。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 V2.00disk_reader_threads = 1# V2.0引入本参数。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 V2.00disk_writer_threads = 1# 同步文件时,如果从binlog中没有读到要同步的文件,休眠N毫秒后重新读取。0表示不休眠,立即再次尝试读取。# 出于CPU消耗考虑,不建议设置为0。如何希望同步尽可能快一些,可以将本参数设置得小一些,比如设置为10ms# when no entry to sync, try read binlog again after X milliseconds# must > 0, default value is 200mssync_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# 下面二个一起解释。允许系统同步的时间段 (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都会明白# storage sync start time of a day, time format: Hour:Minute# Hour from 0 to 23, Minute from 0 to 59sync_start_time=00:00# storage sync end time of a day, time format: Hour:Minute# Hour from 0 to 23, Minute from 0 to 59sync_end_time=23:59# 同步完N个文件后,把storage的mark文件同步到磁盘# 注:如果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 500write_mark_file_freq=500# 存放文件时storage server支持多个路径(例如磁盘)。这里配置存放文件的基路径数目,通常只配一个目录。# path(disk or mount point) count, default value is 1store_path_count=1# 逐一配置store_path个路径,索引号基于0。注意配置方法后面有0,1,2 ......,需要配置0到store_path - 1。# 如果不配置base_path0,那边它就和base_path对应的路径一样。# store_path#, based 0, if store_path0 not exists, it's value is base_path# the paths must be existstore_path0=/home/yuqing/fastdfs#store_path1=/home/yuqing/fastdfs2# FastDFS存储文件时,采用了两级目录。这里配置存放文件的目录个数 (系统的存储机制,大家看看文件存储的目录就知道了)# 如果本参数只为N(如:256),那么storage server在初次运行时,会自动创建 N * N 个存放文件的子目录。# subdir_count  * subdir_count directories will be auto created under each # store_path (disk), value can be 1 to 256, default value is 256subdir_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 addresstracker_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### debuglog_level=info# 操作系统运行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 userrun_by_group=# 操作系统运行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 userrun_by_user=# 允许连接本storage server的IP地址列表 (不包括自带HTTP服务的所有连接)# 可以配置多行,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.comallow_hosts=*#  文件在data目录下分散存储策略。# 0: 轮流存放,在一个目录下存储设置的文件数后(参数file_distribute_rotate_count中设置文件数),使用下一个目录进行存储。# 1: 随机存储,根据文件名对应的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 codefile_distribute_path_mode=0# 当上面的参数file_distribute_path_mode配置为0(轮流存放方式)时,本参数有效。# 当一个目录下的文件存放的文件数达到本参数值时,后续上传的文件存储到下一个目录中。# 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 100file_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 secondssync_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# 本参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 secondssync_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:如果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 secondssync_stat_file_interval=300# 线程栈的大小。FastDFS server端采用了线程方式。# 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即可。# 线程栈越大,一个线程占用的系统资源就越多。# 对于V1.x,如果要启动更多的线程(max_connections),可以适当降低本参数值。# thread stack size, should >= 512KB# default value is 512KBthread_stack_size=512KB# 本storage server作为源服务器,上传文件的优先级,可以为负数。值越小,优先级越高。这里就和 tracker.conf 中store_server= 2时的配置相对应了 # the priority as a source server for uploading file.# the lower this value, the higher its uploading priority.# default value is 10upload_priority=10# 网卡别名前缀,就像Linux中的eth,可以使用ifconfig -a命令来查看# 多个别名之间使用逗号分隔,如果不设置这个值表示自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 emptyif_alias_prefix=# 是否检测上传文件已经存在。如果已经存在,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 是检测,0或no 是不检测# 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 0check_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 V4.01file_signature_method=hash# 当上个参数设定为1 或 yes时 (true/on也是可以的) , 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 / onkey_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)。可以考虑使用长连接,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# 下面是关于FastDHT servers 的设定 需要对FastDHT servers 有所了解,这里只说字面意思了# 可以通过 #include filename 方式来加载 FastDHT servers  的配置,装上FastDHT就知道该如何配置啦。# 同样要求 check_file_duplicate=1 时才有用,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 V4.00use_access_log = false# 是否定期轮转access log,目前仅支持一天轮转一次# if rotate the access log every day# default value is false# since V4.00rotate_access_log = false# access log定期轮转的时间点,只有当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 V4.00access_log_rotate_time=00:00# 是否定期轮转error log,目前仅支持一天轮转一次# if rotate the error log every day# default value is false# since V4.02rotate_error_log = false# error log定期轮转的时间点,只有当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 V4.02error_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,就会轮转到新文件中# 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 V4.02rotate_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,就会轮转到新文件中# 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 V4.02rotate_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 V4.02file_sync_skip_invalid_record=false# 是否使用连接池# if use connection pool# default value is false# since V4.05use_connection_pool = false# 如果一个连接的空闲时间超过这个值将会被自动关闭# connections whose the idle time exceeds this time will be closed# unit: second# default value is 3600# since V4.05connection_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中就可以通过域名方式来访问storage server上的文件了,# 这个参数为空就是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 serverhttp.domain_name=# web server的端口# the port of the web server on this storage serverhttp.server_port=8888

三、client.conf

# 连接超时时间,针对socket套接字函数connect# connect timeout in seconds# default value is 30sconnect_timeout=30# client的网络超时,单位为秒。发送或接收数据时,如果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 30snetwork_timeout=60# 存储日志的根目录# the base path to store log filesbase_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 addresstracker_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### debuglog_level=info# 是否使用连接池# if use connection pool# default value is false# since V4.05use_connection_pool = false# 如果一个连接的空闲时间超过这个值将会被自动关闭# connections whose the idle time exceeds this time will be closed# unit: second# default value is 3600# since V4.05connection_pool_max_idle_time = 3600# 是否从FastDFS的tracker server加载参数# if load FastDFS parameters from tracker server# since V4.05# default value is falseload_fdfs_parameters_from_tracker=false是否使用storage ID 代替IP,只有当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 V4.05use_storage_id = false# 指定storage_ids的路径,可以使用绝对路径和相对路径,只有当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 V4.05storage_ids_filename = storage_ids.conf#tracker server的http端口#HTTP settingshttp.tracker_server_port=8080#use "#include" directive to include HTTP other settiongs##include http.conf

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