一偷霉、tracker.conf

# 這個配置文件是否無效厨诸，false表示有效

# is this config file disabled

# false for enabled

# true for disabled

disabled=false

# 是否綁定IP

# bind_addr= 后面為綁定的IP地址 (常用于服務(wù)器有多個IP但只希望一個IP提供服務(wù))冻记。如果不填則表示所有的(一般不填就OK)

# bind an address of this host

# empty for bind all addresses of this host

bind_addr=

# 提供服務(wù)的端口

# the tracker server port

port=22122

# 連接超時時間惭载，針對socket套接字函數(shù)connect

# connect timeout in seconds

# default value is 30s

connect_timeout=30

# tracker server的網(wǎng)絡(luò)超時恋拷，單位為秒敢订。發(fā)送或接收數(shù)據(jù)時王污，如果在超時時間后還不能發(fā)送或接收數(shù)據(jù)，則本次網(wǎng)絡(luò)通信失敗

# 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 目錄地址(根目錄必須存在,子目錄會自動創(chuàng)建)

# 附目錄說明:

#? tracker server目錄及文件結(jié)構(gòu)：

#? ${base_path}

#? ? |__data

#? ? |? ? |__storage_groups.dat：存儲分組信息

#? ? |? ? |__storage_servers.dat：存儲服務(wù)器列表

#? ? |__logs

#? ? ? ? ? |__trackerd.log：tracker server日志文件

#數(shù)據(jù)文件storage_groups.dat和storage_servers.dat中的記錄之間以換行符（\n）分隔楚午，字段之間以西文逗號（,）分隔昭齐。

#storage_groups.dat中的字段依次為：

#? 1. group_name：組名

#? 2. storage_port：storage server端口號

#storage_servers.dat中記錄storage server相關(guān)信息，字段依次為：

#? 1. group_name：所屬組名

#? 2. ip_addr：ip地址

#? 3. status：狀態(tài)

#? 4. sync_src_ip_addr：向該storage server同步已有數(shù)據(jù)文件的源服務(wù)器

#? 5. sync_until_timestamp：同步已有數(shù)據(jù)文件的截至時間（UNIX時間戳）

#? 6. stat.total_upload_count：上傳文件次數(shù)

#? 7. stat.success_upload_count：成功上傳文件次數(shù)

#? 8. stat.total_set_meta_count：更改meta data次數(shù)

#? 9. stat.success_set_meta_count：成功更改meta data次數(shù)

#? 10. stat.total_delete_count：刪除文件次數(shù)

#? 11. stat.success_delete_count：成功刪除文件次數(shù)

#? 12. stat.total_download_count：下載文件次數(shù)

#? 13. stat.success_download_count：成功下載文件次數(shù)

#? 14. stat.total_get_meta_count：獲取meta data次數(shù)

#? 15. stat.success_get_meta_count：成功獲取meta data次數(shù)

#? 16. stat.last_source_update：最近一次源頭更新時間（更新操作來自客戶端）

#? 17. stat.last_sync_update：最近一次同步更新時間（更新操作來自其他storage server的同步）

# 系統(tǒng)提供服務(wù)時的最大連接數(shù)矾柜。對于V1.x阱驾，因一個連接由一個線程服務(wù)，也就是工作線程數(shù)怪蔑。

# 對于V2.x里覆，最大連接數(shù)和工作線程數(shù)沒有任何關(guān)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引入的這個參數(shù)，工作線程數(shù)缆瓣，通常設(shè)置為CPU數(shù)

work_threads=4

# 上傳組(卷) 的方式 0:輪詢方式 1: 指定組 2: 平衡負載(選擇最大剩余空間的組(卷)上傳)

# 這里如果在應(yīng)用層指定了上傳到一個固定組,那么這個參數(shù)被繞過

# 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

# 當上一個參數(shù)設(shè)定為1 時 (store_lookup=1景醇，即指定組名時)让簿，必須設(shè)置本參數(shù)為系統(tǒng)中存在的一個組名。如果選擇其他的上傳方式，這個參數(shù)就沒有效了

# which group to upload file

# when store_lookup set to 1, must set store_group to the group name

store_group=group2

# 選擇哪個storage server 進行上傳操作(一個文件被上傳后赖条，這個storage server就相當于這個文件的storage server源，會對同組的storage server推送這個文件達到同步效果)

# 0: 輪詢方式

# 1: 根據(jù)ip 地址進行排序選擇第一個服務(wù)器（IP地址最小者）

# 2: 根據(jù)優(yōu)先級進行排序（上傳優(yōu)先級由storage server來設(shè)置砾赔，參數(shù)名為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

# 選擇storage server 中的哪個目錄進行上傳簿废。storage server可以有多個存放文件的base path（可以理解為多個磁盤）。

# 0: 輪流方式菩帝，多個目錄依次存放文件

# 2: 選擇剩余空間最大的目錄存放文件（注意：剩余磁盤空間是動態(tài)的咖城，因此存儲到的目錄或磁盤可能也是變化的）

# 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

# 選擇哪個 storage server 作為下載服務(wù)器

# 0: 輪詢方式茬腿，可以下載當前文件的任一storage server

# 1: 哪個為源storage server 就用哪一個 (前面說過了這個storage server源 是怎樣產(chǎn)生的) 就是之前上傳到哪個storage server服務(wù)器就是哪個了

# 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 上保留的空間，保證系統(tǒng)或其他應(yīng)用需求空間宜雀∏衅剑可以用絕對值或者百分比（V4開始支持百分比方式）。

#(指出 如果同組的服務(wù)器的硬盤大小一樣,以最小的為準,也就是只要同組中有一臺服務(wù)器達到這個標準了,這個標準就生效,原因就是因為他們進行備份)

# 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%

# 選擇日志級別

#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

# 操作系統(tǒng)運行FastDFS的用戶組 (不填 就是當前用戶組,哪個啟動進程就是哪個)

#unix group name to run this program,

#not set (empty) means run by the group of current user

run_by_group=

# 操作系統(tǒng)運行FastDFS的用戶 (不填 就是當前用戶,哪個啟動進程就是哪個)

#unix username to run this program,

#not set (empty) means run by current user

run_by_user=

# 可以連接到此 tracker server 的ip范圍（對所有類型的連接都有影響辐董，包括客戶端悴品，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盤的時間間隔，單位為秒

# 注意：tracker server 的日志不是時時寫硬盤的简烘，而是先寫內(nèi)存

# sync log buff to disk every interval seconds

# default value is 10 seconds

sync_log_buff_interval = 10

# 檢測 storage server 存活的時間隔苔严，單位為秒。

# storage server定期向tracker server 發(fā)心跳孤澎，如果tracker server在一個check_active_interval內(nèi)還沒有收到storage server的一次心跳届氢，那邊將認為該storage server已經(jīng)下線。所以本參數(shù)值必須大于storage server配置的心跳時間間隔覆旭。通常配置為storage server心跳時間間隔的2倍或3倍

# check storage server alive interval seconds

check_active_interval = 120

# 線程棧的大小退子。FastDFS server端采用了線程方式。tracker server線程棧不應(yīng)小于64KB

# 線程棧越大型将，一個線程占用的系統(tǒng)資源就越多寂祥。如果要啟動更多的線程（V1.x對應(yīng)的參數(shù)為max_connections，

V2.0為work_threads）七兜，可以適當降低本參數(shù)值

# thread stack size, should >= 64KB

# default value is 64KB

thread_stack_size = 64KB

# 這個參數(shù)控制當storage server IP地址改變時丸凭，集群是否自動調(diào)整。注：只有在storage server進程重啟時才完成自動調(diào)整

# auto adjust when the ip address of the storage server changed

# default value is true

storage_ip_changed_auto_adjust = true

# V2.0引入的參數(shù)腕铸。存儲服務(wù)器之間同步文件的最大延遲時間惜犀，缺省為1天。根據(jù)實際情況進行調(diào)整

# 注：本參數(shù)并不影響文件同步過程恬惯。本參數(shù)僅在下載文件時向拆，判斷文件是否已經(jīng)被同步完成的一個閥值（經(jīng)驗值）

# storage sync file max delay seconds

# default value is 86400 seconds (one day)

# since V2.00

storage_sync_file_max_delay = 86400

# V2.0引入的參數(shù)。存儲服務(wù)器同步一個文件需要消耗的最大時間酪耳，缺省為300s浓恳，即5分鐘。

# 注：本參數(shù)并不影響文件同步過程碗暗。本參數(shù)僅在下載文件時颈将，作為判斷當前文件是否被同步完成的一個閥值（經(jīng)驗值）

# the max time of storage sync a file

# default value is 300 seconds

# since V2.00

storage_sync_file_max_time = 300

# V3.0引入的參數(shù)。是否使用小文件合并存儲特性言疗，缺省是關(guān)閉的

# if use a trunk file to store several small files

# default value is false

# since V3.00

use_trunk_file = false

# V3.0引入的參數(shù)晴圾。

# trunk file分配的最小字節(jié)數(shù)。比如文件只有16個字節(jié)噪奄，系統(tǒng)也會分配slot_min_size個字節(jié)

# the min slot size, should <= 4KB

# default value is 256 bytes

# since V3.00

slot_min_size = 256

# V3.0引入的參數(shù)死姚。

# 只有文件大小<=這個參數(shù)值的文件人乓，才會合并存儲。如果一個文件的大小大于這個參數(shù)值都毒，將直接保存到一個文件中（即不采用合并存儲方式）色罚。

# 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引入的參數(shù)。

# 合并存儲的trunk file大小账劲，至少4MB戳护，缺省值是64MB。不建議設(shè)置得過大

# the trunk file size, should >= 4MB

# default value is 64MB

# since V3.00

trunk_file_size = 64MB

# 是否提前創(chuàng)建trunk file瀑焦。只有當這個參數(shù)為true腌且，下面3個以trunk_create_file_打頭的參數(shù)才有效

# if create trunk file advancely

# default value is false

# since V3.06

trunk_create_file_advance = false

# 提前創(chuàng)建trunk file的起始時間點（基準時間），02:00表示第一次創(chuàng)建的時間點是凌晨2點

# 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

# 創(chuàng)建trunk file的時間間隔榛瓮，單位為秒铺董。如果每天只提前創(chuàng)建一次，則設(shè)置為86400

# the interval of create trunk file, unit: second

# default value is 38400 (one day)

# since V3.06

trunk_create_file_interval = 86400

# 提前創(chuàng)建trunk file時榆芦，需要達到的空閑trunk大小

# 比如本參數(shù)為20G柄粹，而當前空閑trunk為4GB喘鸟，那么只需要創(chuàng)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 V3.06

trunk_create_file_space_threshold = 20G

# trunk初始化時匆绣，是否檢查可用空間是否被占用

# 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

# 是否無條件從trunk binlog中加載trunk可用空間信息

# FastDFS缺省是從快照文件storage_trunk.dat中加載trunk可用空間，

# 該文件的第一行記錄的是trunk binlog的offset什黑，然后從binlog的offset開始加載

# 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作為storage server標識

# if use storage ID instead of IP address

# default value is false

# since V4.00

use_storage_id = false

# use_storage_id 設(shè)置為true崎淳，才需要設(shè)置本參數(shù)

# 在文件中設(shè)置組名、server ID和對應(yīng)的IP地址愕把，參見源碼目錄下的配置示例：conf/storage_ids.conf

# specify storage ids filename, can use relative or absolute path

# since V4.00

storage_ids_filename = storage_ids.conf

#文件名中的id類型拣凹，有ip和id兩種，只有當use_storage_id設(shè)置為true時該參數(shù)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

# 存儲從文件是否采用symbol link（符號鏈接）方式

# 如果設(shè)置為true恨豁，一個從文件將占用兩個文件：原始文件及指向它的符號鏈接

# if store slave file use symbol link

# default value is false

# since V4.01

store_slave_file_use_link = false

# 是否定期輪轉(zhuǎn)error log嚣镜，目前僅支持一天輪轉(zhuǎn)一次

# if rotate the error log every day

# default value is false

# since V4.02

rotate_error_log = false

# error log定期輪轉(zhuǎn)的時間點，只有當rotate_error_log設(shè)置為true時有效

# 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按大小輪轉(zhuǎn)

# 設(shè)置為0表示不按文件大小輪轉(zhuǎn)橘蜜，否則當error log達到該大小菊匿，就會輪轉(zhuǎn)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 V4.02

rotate_error_log_size = 0

# 是否使用連接池

# if use connection pool

# default value is false

# since V4.05

use_connection_pool = false

# 如果一個連接的空閑時間超過這個值將會被自動關(guān)閉

# 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服務(wù)的端口

# HTTP port on this tracker server

http.server_port=8080

# 檢查http server是否還在工作的時間間隔，如果該值小于0則永遠不檢查

# check storage HTTP server alive interval seconds

# <= 0 for never check

# default value is 30

http.check_alive_interval=30

# 檢查http server是否存活的類型计福，有tcp和http兩種

# tcp方式只有http端口被連接

# http方式檢查必須返回狀態(tài)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

二跌捆、storage.conf

# 這個配置文件是否無效，false表示有效

# is this config file disabled

# false for enabled

# true for disabled

disabled=false

# 指定 此 storage server 所在組(卷)

# the name of the group this storage server belongs to

group_name=group1

# 是否綁定IP

# bind_addr= 后面為綁定的IP地址 (常用于服務(wù)器有多個IP但只希望一個IP提供服務(wù))象颖。如果不填則表示所有的(一般不填就OK)

# bind an address of this host

# empty for bind all addresses of this host

bind_addr=

# bind_addr通常是針對server的佩厚。當指定bind_addr時，本參數(shù)才有效说订。

# 本storage server作為client連接其他服務(wù)器（如tracker server抄瓦、其他storage server）潮瓶，是否綁定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服務(wù)端口

# the storage server port

port=23000

# 連接超時時間钙姊，針對socket套接字函數(shù)connect

# connect timeout in seconds

# default value is 30s

connect_timeout=30

# storage server 網(wǎng)絡(luò)超時時間筋讨，單位為秒。發(fā)送或接收數(shù)據(jù)時摸恍，如果在超時時間后還不能發(fā)送或接收數(shù)據(jù)悉罕，則本次網(wǎng)絡(luò)通信失敗。

# network timeout in seconds

# default value is 30s

network_timeout=60

# 心跳間隔時間立镶，單位為秒 (這里是指主動向tracker server 發(fā)送心跳)

# heart beat interval in seconds

heart_beat_interval=30

# storage server向tracker server報告磁盤剩余空間的時間間隔壁袄，單位為秒

# disk usage report interval in seconds

stat_report_interval=60

# base_path 目錄地址,根目錄必須存在? 子目錄會自動生成 (注 :這里不是上傳的文件存放的地址,之前是的,在某個版本后更改了)

# the base path to store data and log files

base_path=/home/yuqing/fastdfs

# 系統(tǒng)提供服務(wù)時的最大連接數(shù)

# max concurrent connections the server supported

# default value is 256

# more max_connections means more memory will be used

max_connections=256

# V2.0引入本參數(shù)。設(shè)置隊列結(jié)點的buffer大小媚媒。工作隊列消耗的內(nèi)存大小 = buff_size * max_connections

# 設(shè)置得大一些嗜逻，系統(tǒng)整體性能會有所提升。

# 消耗的內(nèi)存請不要超過系統(tǒng)物理內(nèi)存大小缭召。另外栈顷，對于32位系統(tǒng)，請注意使用到的內(nèi)存不要超過3GB

# the buff size to recv / send data

# this parameter must more than 8KB

# default value is 64KB

# since V2.00

buff_size = 256KB

# 工作線程的數(shù)量嵌巷，工作線程用于處理網(wǎng)絡(luò)IO萄凤，應(yīng)當小于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引入本參數(shù)。磁盤IO讀寫是否分離搪哪，缺省是分離的

# 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引入本參數(shù)靡努。針對單個存儲路徑的讀線程數(shù)，缺省值為1晓折。

# 讀寫分離時惑朦，系統(tǒng)中的讀線程數(shù) = disk_reader_threads * store_path_count

# 讀寫混合時，系統(tǒng)中的讀寫線程數(shù) = (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引入本參數(shù)漓概。針對單個存儲路徑的寫線程數(shù)漾月，缺省值為1。

# 讀寫分離時胃珍，系統(tǒng)中的寫線程數(shù) = disk_writer_threads * store_path_count

# 讀寫混合時梁肿，系統(tǒng)中的讀寫線程數(shù) = (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

# 同步文件時，如果從binlog中沒有讀到要同步的文件堂鲜，休眠N毫秒后重新讀取栈雳。0表示不休眠，立即再次嘗試讀取缔莲。

# 出于CPU消耗考慮哥纫，不建議設(shè)置為0。如何希望同步盡可能快一些，可以將本參數(shù)設(shè)置得小一些蛀骇，比如設(shè)置為10ms

# when no entry to sync, try read binlog again after X milliseconds

# must > 0, default value is 200ms

sync_wait_msec=50

# 同步上一個文件后厌秒，再同步下一個文件的時間間隔，單位為毫秒擅憔，0表示不休眠鸵闪，直接同步下一個文件。

# after sync a file, usleep milliseconds

# 0 for sync successively (never call usleep)

sync_interval=0

# 下面二個一起解釋暑诸。允許系統(tǒng)同步的時間段 (默認是全天) 蚌讼。一般用于避免高峰同步產(chǎn)生一些問題而設(shè)定，相信sa都會明白

# 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個文件后个榕，把storage的mark文件同步到磁盤

# 注：如果mark文件內(nèi)容沒有變化篡石，則不會同步

# write to the mark file after sync N files

# default value is 500

write_mark_file_freq=500

# 存放文件時storage server支持多個路徑（例如磁盤）。這里配置存放文件的基路徑數(shù)目西采，通常只配一個目錄凰萨。

# path(disk or mount point) count, default value is 1

store_path_count=1

# 逐一配置store_path個路徑，索引號基于0械馆。注意配置方法后面有0,1,2 ......胖眷，需要配置0到store_path - 1。

# 如果不配置base_path0霹崎，那邊它就和base_path對應(yīng)的路徑一樣珊搀。

# 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存儲文件時，采用了兩級目錄仿畸。這里配置存放文件的目錄個數(shù) (系統(tǒng)的存儲機制,大家看看文件存儲的目錄就知道了)

# 如果本參數(shù)只為N（如：256）食棕，那么storage server在初次運行時，會自動創(chuàng)建 N * N 個存放文件的子目錄错沽。

# 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 要寫端口的哦 (再次提醒是主動連接tracker_server )

# 有多個tracker server時，每個tracker server寫一行

# 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

# 日志級別

#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

# 操作系統(tǒng)運行FastDFS的用戶組 (不填 就是當前用戶組,哪個啟動進程就是哪個)

#unix group name to run this program,

#not set (empty) means run by the group of current user

run_by_group=

# 操作系統(tǒng)運行FastDFS的用戶 (不填 就是當前用戶,哪個啟動進程就是哪個)

#unix username to run this program,

#not set (empty) means run by current user

run_by_user=

# 允許連接本storage server的IP地址列表 （不包括自帶HTTP服務(wù)的所有連接）

# 可以配置多行眶拉，每行都會起作用

# 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目錄下分散存儲策略千埃。

# 0: 輪流存放，在一個目錄下存儲設(shè)置的文件數(shù)后（參數(shù)file_distribute_rotate_count中設(shè)置文件數(shù)）忆植，使用下一個目錄進行存儲放可。

# 1: 隨機存儲，根據(jù)文件名對應(yīng)的hash code來分散存儲朝刊。

# 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

# 當上面的參數(shù)file_distribute_path_mode配置為0（輪流存放方式）時耀里，本參數(shù)有效。

# 當一個目錄下的文件存放的文件數(shù)達到本參數(shù)值時拾氓，后續(xù)上傳的文件存儲到下一個目錄中冯挎。

# 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

# 當寫入大文件時，每寫入N個字節(jié)咙鞍，調(diào)用一次系統(tǒng)函數(shù)fsync將內(nèi)容強行同步到硬盤房官。0表示從不調(diào)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盤的時間間隔趾徽，單位為秒

# 注意：storage server 的日志信息不是時時寫硬盤的，而是先寫內(nèi)存翰守。

# 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）到硬盤的時間間隔孵奶，單位為秒

# 本參數(shù)會影響新上傳文件同步延遲時間

# sync binlog buff / cache to disk every interval seconds

# default value is 60 seconds

sync_binlog_buff_interval=10

# 把storage的stat文件同步到磁盤的時間間隔，單位為秒蜡峰。

# 注：如果stat文件內(nèi)容沒有變化了袁，不會進行同步

# sync storage stat info to disk every interval seconds

# default value is 300 seconds

sync_stat_file_interval=300

# 線程棧的大小。FastDFS server端采用了線程方式湿颅。

# 對于V1.x早像，storage server線程棧不應(yīng)小于512KB；對于V2.0肖爵，線程棧大于等于128KB即可卢鹦。

# 線程棧越大，一個線程占用的系統(tǒng)資源就越多劝堪。

# 對于V1.x冀自，如果要啟動更多的線程（max_connections），可以適當降低本參數(shù)值秒啦。

# thread stack size, should >= 512KB

# default value is 512KB

thread_stack_size=512KB

# 本storage server作為源服務(wù)器熬粗，上傳文件的優(yōu)先級，可以為負數(shù)余境。值越小驻呐，優(yōu)先級越高。這里就和 tracker.conf 中store_server= 2時的配置相對應(yīng)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

# 網(wǎng)卡別名前綴芳来，就像Linux中的eth含末，可以使用ifconfig -a命令來查看

# 多個別名之間使用逗號分隔，如果不設(shè)置這個值表示自動的被系統(tǒng)類型設(shè)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=

# 是否檢測上傳文件已經(jīng)存在即舌。如果已經(jīng)存在佣盒，則不存在文件內(nèi)容，建立一個符號鏈接以節(jié)省磁盤空間顽聂。

# 這個應(yīng)用要配合FastDHT 使用肥惭，所以打開前要先安裝FastDHT

# 1或yes 是檢測，0或no 是不檢測

# 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

# 文件去重時紊搪，文件內(nèi)容的簽名方式：

# hash： 4個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

# 當上個參數(shù)設(shè)定為1 或 yes時 (true/on也是可以的) 蜜葱， 在FastDHT中的命名空間

# namespace for storing file indexes (key-value pairs)

# this item must be set when check_file_duplicate is true / on

key_namespace=FastDFS

# 與FastDHT servers 的連接方式 (是否為持久連接) ，默認是0（短連接方式）耀石∏６冢可以考慮使用長連接，這要看FastDHT server的連接數(shù)是否夠用。

# set keep_alive to 1 to enable persistent connection with FastDHT servers

# default value is 0 (short connection)

keep_alive=0

# 下面是關(guān)于FastDHT servers 的設(shè)定 需要對FastDHT servers 有所了解,這里只說字面意思了

# 可以通過 #include filename 方式來加載 FastDHT servers? 的配置奔浅，裝上FastDHT就知道該如何配置啦馆纳。

# 同樣要求 check_file_duplicate=1 時才有用，不然系統(tǒng)會忽略

# fdht_servers.conf 記載的是 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

# 是否將文件操作記錄到access log

# if log to access log

# default value is false

# since V4.00

use_access_log = false

# 是否定期輪轉(zhuǎn)access log汹桦，目前僅支持一天輪轉(zhuǎn)一次

# if rotate the access log every day

# default value is false

# since V4.00

rotate_access_log = false

# access log定期輪轉(zhuǎn)的時間點鲁驶，只有當rotate_access_log設(shè)置為true時有效

# 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

# 是否定期輪轉(zhuǎn)error log，目前僅支持一天輪轉(zhuǎn)一次

# if rotate the error log every day

# default value is false

# since V4.02

rotate_error_log = false

# error log定期輪轉(zhuǎn)的時間點舞骆，只有當rotate_error_log設(shè)置為true時有效

# 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按文件大小輪轉(zhuǎn)

# 設(shè)置為0表示不按文件大小輪轉(zhuǎn)钥弯，否則當access log達到該大小，就會輪轉(zhuǎn)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 V4.02

rotate_access_log_size = 0

# error log按文件大小輪轉(zhuǎn)

# 設(shè)置為0表示不按文件大小輪轉(zhuǎn)督禽，否則當error log達到該大小脆霎，就會輪轉(zhuǎn)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 V4.02

rotate_error_log_size = 0

# 文件同步的時候，是否忽略無效的binlog記錄

# if skip the invalid record when sync file

# default value is false

# since V4.02

file_sync_skip_invalid_record=false

# 是否使用連接池

# if use connection pool

# default value is false

# since V4.05

use_connection_pool = false

# 如果一個連接的空閑時間超過這個值將會被自動關(guān)閉

# 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域名狈惫，通常僅針對單獨部署的web server睛蛛。這樣URL中就可以通過域名方式來訪問storage server上的文件了，

# 這個參數(shù)為空就是IP地址的方式胧谈。

# 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

三忆肾、client.conf

# 連接超時時間，針對socket套接字函數(shù)connect

# connect timeout in seconds

# default value is 30s

connect_timeout=30

# client的網(wǎng)絡(luò)超時菱肖，單位為秒客冈。發(fā)送或接收數(shù)據(jù)時，如果在超時時間后還不能發(fā)送或接收數(shù)據(jù)稳强，則本次網(wǎng)絡(luò)通信失敗

# network timeout in seconds

# default value is 30s

network_timeout=60

# 存儲日志的根目錄

# the base path to store log files

base_path=/home/yuqing/fastdfs

# tracker_server 的列表 要寫端口

# 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

# 日志的級別

#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

# 是否使用連接池

# if use connection pool

# default value is false

# since V4.05

use_connection_pool = false

# 如果一個連接的空閑時間超過這個值將會被自動關(guān)閉

# 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

# 是否從FastDFS的tracker server加載參數(shù)

# 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 代替IP场仲，只有當load_fdfs_parameters_from_tracker為false時才有效

# 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的路徑，可以使用絕對路徑和相對路徑退疫，只有當load_fdfs_parameters_from_tracker為false時才有效

# 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