FastDFS学习总结(2)--Tracker与Storage配置详解

1、Tracker基本配置

# is this config file disabled# false for enabled# true for disableddisabled=false

# bind an address of this host# empty for bind all addresses of this hostbind_addr=10.16.123.132

# the tracker server pfortport=22122

# connect timeout in seconds# default value is 30sconnect_timeout=30

# network timeout in seconds# default value is 30snetwork_timeout=60

# the base path to store data and log filesbase_path=/home/openpf/app/fdfs407/base-g1

# max concurrent connections this server supportedmax_connections=1024

# accept thread count# default value is 1# since V4.07accept_threads=1

# work thread count, should <= max_connections# default value is 4# since V2.00work_threads=4

# 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

# which group to upload file# when store_lookup set to 1, must set store_group to the group namestore_group=group2

# 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

# 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

# which storage server to download file# 0: round robin (default)# 1: the source storage server which the current file uploaded todownload_server=0

# 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%

#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

#unix group name to run this program, #not set (empty) means run by the group of current userrun_by_group=

#unix username to run this program,#not set (empty) means run by current userrun_by_user=

# 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=*

# default value is truestorage_ip_changed_auto_adjust = true

# check storage server alive interval secondscheck_active_interval = 120

# thread stack size, should >= 64KB# default value is 64KBthread_stack_size = 64KB

二、同步

# storage sync file max delay seconds# default value is 86400 seconds (one day)# since V2.00storage_sync_file_max_delay = 86400

# the max time of storage sync a file# default value is 300 seconds# since V2.00storage_sync_file_max_time = 300

# sync log buff to disk every interval seconds# default value is 10 secondssync_log_buff_interval = 10

3、trunk和slot

# if use a trunk file to store several small files# default value is false# since V3.00use_trunk_file = false 

# the min slot size, should <= 4KB# default value is 256 bytes# since V3.00slot_min_size = 256

# 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

# the trunk file size, should >= 4MB# default value is 64MB# since V3.00trunk_file_size = 64MB

# if create trunk file advancely# default value is false# since V3.06trunk_create_file_advance = false

# 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

# the interval of create trunk file, unit: second# default value is 38400 (one day)# since V3.06trunk_create_file_interval = 86400

# 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

# 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

# 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

4、HTTP相关

# HTTP port on this tracker serverhttp.server_port=8080

# check storage HTTP server alive interval seconds# <= 0 for never check# default value is 30http.check_alive_interval=30

# 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

# is http disabled# false for enabled# true for disabledhttp.disabled=false

#include http.conf

1、Storage基本配置

# is this config file disabled# false for enabled# true for disableddisabled=false

# the name of the group this storage server belongs togroup_name=group1

# bind an address of this host# empty for bind all addresses of this hostbind_addr=10.16.125.32

# 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

# the storage server portport=21000

# connect timeout in seconds# default value is 30sconnect_timeout=30

# network timeout in seconds# default value is 30snetwork_timeout=60

# heart beat interval in secondsheart_beat_interval=30

# disk usage report interval in secondsstat_report_interval=60

# the base path to store data and log filesbase_path=/home/openpf/app/fdfs407/base-g1

# max concurrent connections the server supported# default value is 256# more max_connections means more memory will be usedmax_connections=1024

# the buff size to recv / send data# this parameter must more than 8KB# default value is 64KB# since V2.00buff_size = 256KB

# accept thread count# default value is 1# since V4.07accept_threads=1

# work thread count, should <= max_connections# work thread deal network io# default value is 4# since V2.00work_threads=8

# set keep_alive to 1 to enable persistent connection with FastDHT servers# default value is 0 (short connection)keep_alive=0

# namespace for storing file indexes (key-value pairs)# this item must be set when check_file_duplicate is true / onkey_namespace=FastDFS

# 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

# 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=

# the priority as a source server for uploading file.# the lower this value, the higher its uploading priority.# default value is 10upload_priority=10

# thread stack size, should >= 512KB# default value is 512KBthread_stack_size=512KB

# default value is truestorage_ip_changed_auto_adjust = true

# check storage server alive interval secondscheck_active_interval = 120

# thread stack size, should >= 64KB# default value is 64KBthread_stack_size = 64KB

# tracker_server can ocur more than once, and tracker_server format is "host:port", host can be hostname or ip addresstracker_server=10.16.139.2:22122tracker_server=10.16.139.2:22123

#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

# 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=*

# 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

# if use connection pool# default value is false# since V4.05use_connection_pool = false

# 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

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

# 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

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

# store_path#, based 0, if store_path0 not exists, it's value is base_path# the paths must be existstore_path0=/home/openpf/app/fdfs407/data

# 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

二、IO

# 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

# 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

# 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

3、同步

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

# when no entry to sync, try read binlog again after X milliseconds# must > 0, default value is 200mssync_wait_msec=50

# 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

# write to the mark file after sync N files# default value is 500write_mark_file_freq=500

# 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

# sync log buff to disk every interval seconds# must > 0, default value is 10 secondssync_log_buff_interval=10

# sync binlog buff / cache to disk every interval seconds# default value is 60 secondssync_binlog_buff_interval=10

# sync storage stat info to disk every interval seconds# default value is 300 secondssync_stat_file_interval=300

4、HTTP相关

# 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=

# the port of the web server on this storage serverhttp.server_port=8888

# is http disabled# false for enabled# true for disabledhttp.disabled=false

#include http.conf