# This is a configuration file for Zabbix server daemon
# To get more information about Zabbix, visit http://www.zabbix.com
############ GENERAL PARAMETERS #################
### Option: ListenPort
# Listen port for trapper.
#
# Mandatory: no
# Range: 1024-32767
# Default:
ListenPort=10051 #监听端口
### Option: SourceIP
# Source IP address for outgoing connections.
#
# Mandatory: no
# Default:
# SourceIP= #多IP地址情况下，与其他服务器通信使用的源IP地址
### Option: LogType
# Specifies where log messages are written to:
# system - syslog
# file - file specified with LogFile parameter
# console - standard output
#
# Mandatory: no
# Default:
# LogType=file #日志类型，支持system、file和console
### Option: LogFile
# Log file name for LogType 'file' parameter.
#
# Mandatory: yes, if LogType is set to file, otherwise no
# Default:
# LogFile=
LogFile=/tmp/zabbix_server.log #日志路径
### Option: LogFileSize
# Maximum size of log file in MB.
# 0 - disable automatic log rotation.
#
# Mandatory: no
# Range: 0-1024
# Default:
# LogFileSize=1 #指定日志滚动写入大小，当达到指定大小时，会删除就日志重新从头写入新日志
### Option: DebugLevel
# Specifies debug level:
# 0 - basic information about starting and stopping of Zabbix processes
# 1 - critical information
# 2 - error information
# 3 - warnings
# 4 - for debugging (produces lots of information)
# 5 - extended debugging (produces even more information)
#
# Mandatory: no
# Range: 0-5
# Default:
# DebugLevel=3 #自定义日志级别
### Option: PidFile
# Name of PID file.
#
# Mandatory: no
# Default:
# PidFile=/tmp/zabbix_server.pid #PID文件路径
### Option: SocketDir
# IPC socket directory.
# Directory to store IPC sockets used by internal Zabbix services.
#
# Mandatory: no
# Default:
# SocketDir=/tmp #socket文件路径
### Option: DBHost
# Database host name.
# If set to localhost, socket is used for MySQL.
# If set to empty string, socket is used for PostgreSQL.
#
# Mandatory: no
# Default:
DBHost=172.18.20.101 #数据库地址
### Option: DBName
# Database name.
#
# Mandatory: yes
# Default:
# DBName=
DBName=zabbix_server #数据库名称
### Option: DBSchema
# Schema name. Used for IBM DB2 and PostgreSQL.
#
# Mandatory: no
# Default:
# DBSchema= #数据库访问协议
### Option: DBUser
# Database user.
#
# Mandatory: no
# Default:
# DBUser=
DBUser=zabbix #数据库用户名称
### Option: DBPassword
# Database password.
# Comment this line if no password is used.
#
# Mandatory: no
# Default:
DBPassword=123456 #数据库用户密码
### Option: DBSocket
# Path to MySQL socket.
#
# Mandatory: no
# Default:
# DBSocket= #数据库socket文件
### Option: DBPort
# Database port when not using local socket.
#
# Mandatory: no
# Range: 1024-65535
# Default:
DBPort=3306 #数据库端口
### Option: HistoryStorageURL
# History storage HTTP[S] URL.
#
# Mandatory: no
# Default:
# HistoryStorageURL= #elasticsearch服务器地址，保存zabbix历史数据到ES里面，优化zabbix性能，新版本zabbix的才支持
### Option: HistoryStorageTypes
# Comma separated list of value types to be sent to the history storage.
#
# Mandatory: no
# Default:
# HistoryStorageTypes=uint,dbl,str,log,text #elasticsearch索引类型
### Option: HistoryStorageDateIndex
# Enable preprocessing of history values in history storage to store values in different indices based on date.
# 0 - disable
# 1 - enable
#
# Mandatory: no
# Default:
# HistoryStorageDateIndex=0 #将历史数据保存到不同的elasticsearch索引
### Option: ExportDir
# Directory for real time export of events, history and trends in newline delimited JSON format.
# If set, enables real time export.
#
# Mandatory: no
# Default:
# ExportDir= #定义实时导出触发器事件，监控项采集值，趋势数据的目录
### Option: ExportFileSize
# Maximum size per export file in bytes.
# Only used for rotation if ExportDir is set.
#
# Mandatory: no
# Range: 1M-1G
# Default:
# ExportFileSize=1G #定义每个导出文件的最大大小
############ ADVANCED PARAMETERS ################
### Option: StartPollers
# Number of pre-forked instances of pollers.
#
# Mandatory: no
# Range: 0-1000
# Default:
# StartPollers=5 #预启动多少个实例数量
### Option: StartIPMIPollers
# Number of pre-forked instances of IPMI pollers.
# The IPMI manager process is automatically started when at least one IPMI poller is started.
#
# Mandatory: no
# Range: 0-1000
# Default:
# StartIPMIPollers=0 #IPMI收集数量
### Option: StartPreprocessors
# Number of pre-forked instances of preprocessing workers.
# The preprocessing manager process is automatically started when preprocessor worker is started.
#
# Mandatory: no
# Range: 1-1000
# Default:
# StartPreprocessors=3 #预启动多少个进程用于处理zabbix agent数据
### Option: StartPollersUnreachable
# Number of pre-forked instances of pollers for unreachable hosts (including IPMI and Java).
# At least one poller for unreachable hosts must be running if regular, IPMI or Java pollers
# are started.
#
# Mandatory: no
# Range: 0-1000
# Default:
# StartPollersUnreachable=1 #不可达主机的轮询进程的初始实例启动数量
### Option: StartTrappers
# Number of pre-forked instances of trappers.
# Trappers accept incoming connections from Zabbix sender, active agents and active proxies.
# At least one trapper process must be running to display server availability and view queue
# in the frontend.
#
# Mandatory: no
# Range: 0-1000
# Default:
# StartTrappers=5 #预启动的Trappers进程数据
### Option: StartPingers
# Number of pre-forked instances of ICMP pingers.
#
# Mandatory: no
# Range: 0-1000
# Default:
# StartPingers=1 #ICMP ping进程的初始实例数量
### Option: StartDiscoverers
# Number of pre-forked instances of discoverers.
#
# Mandatory: no
# Range: 0-250
# Default:
# StartDiscoverers=1 #自动发现主机的进程数量
### Option: StartHTTPPollers
# Number of pre-forked instances of HTTP pollers.
#
# Mandatory: no
# Range: 0-1000
# Default:
# StartHTTPPollers=1 #http 进程数量
### Option: StartTimers
# Number of pre-forked instances of timers.
# Timers process maintenance periods.
# Only the first timer process handles host maintenance updates. Problem suppression updates are shared
# between all timers.
#
# Mandatory: no
# Range: 1-1000
# Default:
# StartTimers=1 #计时器实例数量，计时器用于计算问题的发生时间和步骤同步等
### Option: StartEscalators
# Number of pre-forked instances of escalators.
#
# Mandatory: no
# Range: 0-100
# Default:
# StartEscalators=1 #escalators进程的初始实例数量，用于处理动作中的自动步骤的进程的数量
### Option: StartAlerters
# Number of pre-forked instances of alerters.
# Alerters send the notifications created by action operations.
#
# Mandatory: no
# Range: 0-100
# Default:
# StartAlerters=3 #报警实例预启动数量
### Option: JavaGateway
# IP address (or hostname) of Zabbix Java gateway.
# Only required if Java pollers are started.
#
# Mandatory: no
# Default:
JavaGateway=192.168.7.101 #javagateway服务器地址，java pollers必须设置
### Option: JavaGatewayPort
# Port that Zabbix Java gateway listens on.
#
# Mandatory: no
# Range: 1024-32767
# Default:
JavaGatewayPort=10052 #javagateway端口
### Option: StartJavaPollers
# Number of pre-forked instances of Java pollers.
#
# Mandatory: no
# Range: 0-1000
# Default:
StartJavaPollers=20 #java轮训实例预启动数量
### Option: StartVMwareCollectors
# Number of pre-forked vmware collector instances.
#
# Mandatory: no
# Range: 0-250
# Default:
# StartVMwareCollectors=0 #用于设置监控VMWARE Esxi主机实例时使用，若为0则不启用，若要监控ESXI主机，此值最少为1，根据监控ESXI数量设置对应数值
### Option: VMwareFrequency
# How often Zabbix will connect to VMware service to obtain a new data.
#
# Mandatory: no
# Range: 10-86400
# Default:
# VMwareFrequency=60 #监控vmware获取最新数据间隔频率，单位为秒
### Option: VMwarePerfFrequency
# How often Zabbix will connect to VMware service to obtain performance data.
#
# Mandatory: no
# Range: 10-86400
# Default:
# VMwarePerfFrequency=60 #监控vmware获取性能数据间隔
### Option: VMwareCacheSize
# Size of VMware cache, in bytes.
# Shared memory size for storing VMware data.
# Only used if VMware collectors are started.
#
# Mandatory: no
# Range: 256K-2G
# Default:
# VMwareCacheSize=8M #vmware数据缓存大小，会占用zabbix server服务器内存
### Option: VMwareTimeout
# Specifies how many seconds vmware collector waits for response from VMware service.
#
# Mandatory: no
# Range: 1-300
# Default:
# VMwareTimeout=10 #超时时间
### Option: SNMPTrapperFile
# Temporary file used for passing data from SNMP trap daemon to the server.
# Must be the same as in zabbix_trap_receiver.pl or SNMPTT configuration file.
#
# Mandatory: no
# Default:
# SNMPTrapperFile=/tmp/zabbix_traps.tmp #snmp触发器临时文件路径
### Option: StartSNMPTrapper
# If 1, SNMP trapper process is started.
#
# Mandatory: no
# Range: 0-1
# Default:
# StartSNMPTrapper=0 #SNMP触发器预启动数量
### Option: ListenIP
# List of comma delimited IP addresses that the trapper should listen on.
# Trapper will listen on all network interfaces if this parameter is missing.
#
# Mandatory: no
# Default:
# ListenIP=0.0.0.0 #监听地址
# ListenIP=127.0.0.1
### Option: HousekeepingFrequency
# How often Zabbix will perform housekeeping procedure (in hours).
# Housekeeping is removing outdated information from the database.
# To prevent Housekeeper from being overloaded, no more than 4 times HousekeepingFrequency
# hours of outdated information are deleted in one housekeeping cycle, for each item.
# To lower load on server startup housekeeping is postponed for 30 minutes after server start.
# With HousekeepingFrequency=0 the housekeeper can be only executed using the runtime control option.
# In this case the period of outdated information deleted in one housekeeping cycle is 4 times the
# period since the last housekeeping cycle, but not less than 4 hours and not greater than 4 days.
#
# Mandatory: no
# Range: 0-24
# Default:
# HousekeepingFrequency=1 #多少小时清理一次代理端数据库的 history数据
### Option: MaxHousekeeperDelete
# The table "housekeeper" contains "tasks" for housekeeping procedure in the format:
# [housekeeperid], [tablename], [field], [value].
# No more than 'MaxHousekeeperDelete' rows (corresponding to [tablename], [field], [value])
# will be deleted per one task in one housekeeping cycle.
# If set to 0 then no limit is used at all. In this case you must know what you are doing!
#
# Mandatory: no
# Range: 0-1000000
# Default:
# MaxHousekeeperDelete=5000 ##每次最多删除历史数据的行数
### Option: CacheSize
# Size of configuration cache, in bytes.
# Shared memory size for storing host, item and trigger data.
#
# Mandatory: no
# Range: 128K-8G
# Default:
# CacheSize=8M #配置信息缓存大小
### Option: CacheUpdateFrequency
# How often Zabbix will perform update of configuration cache, in seconds.
#
# Mandatory: no
# Range: 1-3600
# Default:
# CacheUpdateFrequency=60 #Zabbix更新缓存数据的频率，单位为秒，范围是1-3600
### Option: StartDBSyncers
# Number of pre-forked instances of DB Syncers.
#
# Mandatory: no
# Range: 1-100
# Default:
# StartDBSyncers=4 #zabbix和数据库同步数据的进程数量
### Option: HistoryCacheSize
# Size of history cache, in bytes.
# Shared memory size for storing history data.
#
# Mandatory: no
# Range: 128K-2G
# Default:
# HistoryCacheSize=16M #历史数据的缓存大小
### Option: HistoryIndexCacheSize
# Size of history index cache, in bytes.
# Shared memory size for indexing history cache.
#
# Mandatory: no
# Range: 128K-2G
# Default:
# HistoryIndexCacheSize=4M #历史数据索引缓存的大小
### Option: TrendCacheSize
# Size of trend cache, in bytes.
# Shared memory size for storing trends data.
#
# Mandatory: no
# Range: 128K-2G
# Default:
# TrendCacheSize=4M #用于设置划分多少系统共享内存用于存储计算出来的趋势数据，此参数值从一定程度上可影响数据库读压力，范围是128K-2G
### Option: ValueCacheSize
# Size of history value cache, in bytes.
# Shared memory size for caching item history data requests.
# Setting to 0 disables value cache.
#
# Mandatory: no
# Range: 0,128K-64G
# Default:
# ValueCacheSize=8M #历史值缓存的大小，用于缓存历史数据请求的共享内存大小。
### Option: Timeout
# Specifies how long we wait for agent, SNMP device or external check (in seconds).
#
# Mandatory: no
# Range: 1-30
# Default:
# Timeout=3
Timeout=4 #数据获取等待超时时间
### Option: TrapperTimeout
# Specifies how many seconds trapper may spend processing new data.
#
# Mandatory: no
# Range: 1-300
# Default:
# TrapperTimeout=300 #触发器处理新数据的最长时间，单位是秒
### Option: UnreachablePeriod
# After how many seconds of unreachability treat a host as unavailable.
#
# Mandatory: no
# Range: 1-3600
# Default:
# UnreachablePeriod=45 #当主机不可达多少秒后，设置为主机不可用，单位是秒，范围是1-3600
### Option: UnavailableDelay
# How often host is checked for availability during the unavailability period, in seconds.
#
# Mandatory: no
# Range: 1-3600
# Default:
# UnavailableDelay=60 #当主机不可用了，多久检查一次该主机的可用性，单位为秒，范围是1-3600
### Option: UnreachableDelay
# How often host is checked for availability during the unreachability period, in seconds.
#
# Mandatory: no
# Range: 1-3600
# Default:
# UnreachableDelay=15 #当主机不可到达了，多久检查一次该主机的可用性，单位为秒，范围是1-3600
### Option: AlertScriptsPath
# Full path to location of custom alert scripts.
# Default depends on compilation options.
# To see the default path run command "zabbix_server --help".
#
# Mandatory: no
# Default:
# AlertScriptsPath=${datadir}/zabbix/alertscripts #监控报警脚本路径,取决于编译时候的datadir参数
### Option: ExternalScripts
# Full path to location of external scripts.
# Default depends on compilation options.
# To see the default path run command "zabbix_server --help".
#
# Mandatory: no
# Default:
# ExternalScripts=${datadir}/zabbix/externalscripts #自定义脚本存储路径
### Option: FpingLocation
# Location of fping.
# Make sure that fping binary has root ownership and SUID flag set.
#
# Mandatory: no
# Default:
# FpingLocation=/usr/sbin/fping #fping命令的位置
### Option: Fping6Location
# Location of fping6.
# Make sure that fping6 binary has root ownership and SUID flag set.
# Make empty if your fping utility is capable to process IPv6 addresses.
#
# Mandatory: no
# Default:
# Fping6Location=/usr/sbin/fping6 #fping6的位置
### Option: SSHKeyLocation
# Location of public and private keys for SSH checks and actions.
#
# Mandatory: no
# Default:
# SSHKeyLocation= #用于SSH检查和操作的公钥和私钥的位置。
### Option: LogSlowQueries
# How long a database query may take before being logged (in milliseconds).
# Only works if DebugLevel set to 3, 4 or 5.
# 0 - don't log slow queries.
#
# Mandatory: no
# Range: 1-3600000
# Default:
# LogSlowQueries=0 慢日志时间(以毫秒为单位),仅当DebugLevel设置为3,4或5时才可用,0 - 不记录慢查询,范围是1-3600000
LogSlowQueries=3000
### Option: TmpDir
# Temporary directory.
#
# Mandatory: no
# Default:
# TmpDir=/tmp #临时文目录
### Option: StartProxyPollers
# Number of pre-forked instances of pollers for passive proxies.
#
# Mandatory: no
# Range: 0-250
# Default:
# StartProxyPollers=1 #启用多少子进程与代理端通信，若代理较多可考虑加大此数值，范围是0-250
### Option: ProxyConfigFrequency
# How often Zabbix Server sends configuration data to a Zabbix Proxy in seconds.
# This parameter is used only for proxies in the passive mode.
#
# Mandatory: no
# Range: 1-3600247
# Default:
# ProxyConfigFrequency=3600 #proxy被动模式下，server多少秒同步配置文件至proxy，该参数仅用于被动模式下的代理，范围是1-3600247
### Option: ProxyDataFrequency
# How often Zabbix Server requests history data from a Zabbix Proxy in seconds.
# This parameter is used only for proxies in the passive mode.
#
# Mandatory: no
# Range: 1-3600
# Default:
# ProxyDataFrequency=1 #被动模式下，zabbix server间隔多少秒向proxy请求历史数据
### Option: AllowRoot
# Allow the server to run as 'root'. If disabled and the server is started by 'root', the server
# will try to switch to the user specified by the User configuration option instead.
# Has no effect if started under a regular user.
# 0 - do not allow
# 1 - allow
#
# Mandatory: no
# Default:
# AllowRoot=0 #是否允许root启动zabbix
### Option: User
# Drop privileges to a specific, existing user on the system.
# Only has effect if run as 'root' and AllowRoot is disabled.
#
# Mandatory: no
# Default:
# User=zabbix #设置zabbix 启动用户
### Option: Include
# You may include individual files or all files in a directory in the configuration file.
# Installing Zabbix will create include directory in /usr/local/etc, unless modified during the compile time.
#
# Mandatory: no
# Default:
# Include=
# Include=/usr/local/etc/zabbix_server.general.conf #导入其他目录的配置文件
# Include=/usr/local/etc/zabbix_server.conf.d/
# Include=/usr/local/etc/zabbix_server.conf.d/*.conf
### Option: SSLCertLocation
# Location of SSL client certificates.
# This parameter is used only in web monitoring.
# Default depends on compilation options.
# To see the default path run command "zabbix_server --help".
#
# Mandatory: no
# Default:
# SSLCertLocation=${datadir}/zabbix/ssl/certs #SSL证书公钥的位置，用于web监控
### Option: SSLKeyLocation
# Location of private keys for SSL client certificates.
# This parameter is used only in web monitoring.
# Default depends on compilation options.
# To see the default path run command "zabbix_server --help".
#
# Mandatory: no
# Default:
# SSLKeyLocation=${datadir}/zabbix/ssl/keys #SSL客证书私钥位置，用于web监控
### Option: SSLCALocation
# Override the location of certificate authority (CA) files for SSL server certificate verification.
# If not set, system-wide directory will be used.
# This parameter is used only in web monitoring and SMTP authentication.
#
# Mandatory: no
# Default:
# SSLCALocation= #SSL CA钥文件目录
### Option: StatsAllowedIP
# List of comma delimited IP addresses, optionally in CIDR notation, or DNS names of external Zabbix instances.
# Stats request will be accepted only from the addresses listed here. If this parameter is not set no stats requests
# will be accepted.
# If IPv6 support is enabled then '127.0.0.1', '::127.0.0.1', '::ffff:127.0.0.1' are treated equally
# and '::/0' will allow any IPv4 or IPv6 address.
# '0.0.0.0/0' can be used to allow any IPv4 address.
# Example: StatsAllowedIP=127.0.0.1,192.168.1.0/24,::1,2001:db8::/32,zabbix.example.com
#
# Mandatory: no
# Default:
# StatsAllowedIP= #定义允许访问zabbix server的IP地址列表
####### LOADABLE MODULES #######可加载的模块
### Option: LoadModulePath
# Full path to location of server modules.
# Default depends on compilation options.
# To see the default path run command "zabbix_server --help".
#
# Mandatory: no
# Default:
# LoadModulePath=${libdir}/modules #第三方模块目录路径
### Option: LoadModule
# Module to load at server startup. Modules are used to extend functionality of the server.
# Formats:
# LoadModule=<module.so>
# LoadModule=<path/module.so>
# LoadModule=</abs_path/module.so>
# Either the module must be located in directory specified by LoadModulePath or the path must precede the module name.
# If the preceding path is absolute (starts with '/') then LoadModulePath is ignored.
# It is allowed to include multiple LoadModule parameters.
#
# Mandatory: no
# Default:
# LoadModule= #第三方模块路径
####### TLS-RELATED PARAMETERS #######TLS相关参数
### Option: TLSCAFile
# Full pathname of a file containing the top-level CA(s) certificates for
# peer certificate verification.
#
# Mandatory: no
# Default:
# TLSCAFile= #CA文件
### Option: TLSCRLFile
# Full pathname of a file containing revoked certificates.
#
# Mandatory: no
# Default:
# TLSCRLFile= #包含已吊销证书的文件的完整路径名。
### Option: TLSCertFile
# Full pathname of a file containing the server certificate or certificate chain.
#
# Mandatory: no
# Default:
# TLSCertFile= #公钥文件路径
### Option: TLSKeyFile
# Full pathname of a file containing the server private key.
#
# Mandatory: no
# Default:
# TLSKeyFile= #私钥文件路径