zabbix server配置优化

我的配置文件：

egrep -v "^$|^#"  /usr/local/zabbix/etc/zabbix_server.conf
ListenPort=10051
LogType=file
LogFile=/tmp/zabbix_server.log
LogFileSize=100
DebugLevel=3
PidFile=/tmp/zabbix_server.pid
DBHost=127.0.0.1
DBName=zabbix
DBUser=zabbix
DBPassword=zabbix123
DBPort=5432
StartPollers=80
StartIPMIPollers=0
StartPollersUnreachable=1
StartTrappers=5
StartPingers=10
StartDiscoverers=2
StartHTTPPollers=5
StartEscalators=20
ListenIP=0.0.0.0
CacheSize=1G
CacheUpdateFrequency=300
StartDBSyncers=6
HistoryCacheSize=256M
HistoryIndexCacheSize=256M
TrendCacheSize=256M
ValueCacheSize=256M
Timeout=30
UnreachablePeriod=45
UnavailableDelay=60
UnreachableDelay=15
AlertScriptsPath=/usr/local/zabbix/share/zabbix/alertscripts
LogSlowQueries=3000

image.png

Zabbix Server端配置文件说明
# This is a configuration file for Zabbix Server process
# To get more information about Zabbix,
# visit http://www.zabbix.com
############ GENERAL PARAMETERS #################
### Option: NodeID
#   Unique NodeID in distributed setup.
#   0 - standalone server
#
# Mandatory: no
# Range: 0-999
# Default:
**#说明：服务端节点Id，0表示只有一台服务端；主要用于服务端分布式部署时，视使用者设计ZABBIX系统架构调整**
# NodeID=0


### Option: ListenPort
#   Listen port for trapper.
# Mandatory: no
# Range: 1024-32767
# Default:
**#说明:服务端监听端口用于接收二级代理或直连AGENT的采集数据**
# ListenPort=10051

### Option: SourceIP
#   Source IP address for outgoing connections.
# Mandatory: no
# Default:
**#说明：服务端监听IP，建议指定**
**# SourceIP=**

### Option: LogFile
#   Name of log file.
#   If not set, syslog is used.
# Mandatory: no
# Default:
# LogFile=
**#说明：zabbix服务端日志路径，视具体情况指定**
**LogFile=/smp/sncmon/zabbix_server.log**

### Option: LogFileSize
#   Maximum size of log file in MB.
#   0 - disable automatic log rotation.
# Mandatory: no
# Range: 0-1024
# Default:
**#说明：日志达到多少M里就轮转；若此参数值为0时，则不轮转，日志将不断变大，建议设置成轮转**
# LogFileSize=1

### Option: DebugLevel
#   Specifies debug level
#   0 - no debug **无日志**
#   1 - critical information  **灾难日志，日志量较少**
#   2 - error information ** 错误级别，日志量大于CRITICAL级别**
#   3 - warnings    **告警级别，日志量大于ERROR级别**
#   4 - for debugging (produces lots of information)**调试级别，日志量大于WARNING**
# Mandatory: no
# Range: 0-4
# Default:
**#说明：日志级别0~4，单位时间内生成日志的量不断增大**
**# DebugLevel=3**

### Option: PidFile
#   Name of PID file.
# Mandatory: no
# Default:
**#说明：zabbix服务端程序PID路径**
# PidFile=/tmp/zabbix_server.pid

### Option: DBHost
#   Database host name.
#   If set to localhost, socket is used for [MySQL](http://www.it165.net/database/dbmy/).
#   If set to empty string, socket is used for PostgreSQL.
# Mandatory: no
# Default:
**#说明：指定数据库信息，对于mysql，若设置为localhost则mysql用SOCKET来连接(需配合参数 DBSocket 使用)，否则用IP连接；若DHHOST值为空，则默认连接PostgreSQL**
# DBHost=localhost

### Option: DBName
#   Database name.
#   For SQLite3 path to database file must be provided. DBUser and DBPassword are ignored.
# Mandatory: yes
# Default:
# DBName=
**#说明：服务端连接数据库的库名**
DBName=smp

### Option: DBSchema
#   Schema name. Used for IBM DB2.
# Mandatory: no
# Default:
**#说明：专门用于 IBM DB2数据库的连接信息**
# DBSchema=

### Option: DBUser
#   Database user. Ignored for SQLite.
# Mandatory: no
# Default:
**#说明：连接数据库的用户**
# DBUser=
DBUser=root

### Option: DBPassword
#   Database password. Ignored for SQLite.
#   Comment this line if no password is used.
# Mandatory: no
# Default:
**#说明：连接数据库的密码**
DBPassword=123

### Option: DBSocket
#   Path to [MySQL](http://www.it165.net/database/dbmy/) socket.
# Mandatory: no
# Default:
**#说明：指定MYSQL的SOCK连接路径**
# DBSocket=/tmp/mysql.sock

### Option: DBPort
#   Database port when not using local socket. Ignored for SQLite.
# Mandatory: no
# Range: 1024-65535
# Default (for MySQL):
**#说明：指定连接数据库的端口**
DBPort=3306

############ ADVANCED PARAMETERS ################
#高级参数
### Option: StartPollers
#   Number of pre-forked instances of pollers.
# Mandatory: no
# Range: 0-1000   基本轮询进程数，范围0-1000。
# Default:
**#说明;初始化时，启动子进程数量，数量越多，则服务端吞吐能力越强，对系统资源消耗越大**
#轮询进程数，通过并发来提高轮询或者捕获的效率，同时用来避免poller busy问题，根据CPU数量与系统负载综合调优。
StartPollers=5

### Option: StartIPMIPollers
#   Number of pre-forked instances of IPMI pollers.
# Mandatory: no
# Range: 0-1000
# Default:
#**说明:主要用于IPMI技术用于获取硬件状态场景。IPMI轮询进程数,若无相关监控项,建议设置为0**
# StartIPMIPollers=0

### Option: StartPollersUnreachable
#   Number of pre-forked instances of pollers for unreachable hosts (including IPMI).
# Mandatory: no
# Range: 0-1000
# Default:
**#说明：默认情况下，ZABBIX会启用指定进程用于探测某些不可达主机的（含IPMI场景）；若使用场景中含有代理端，建议保持默认；若直接agent较多，可视具体情况调整;不可达主机的轮询进程数，包括IPMI和JAVA。**
# StartPollersUnreachable=1

### Option: StartTrappers
#   Number of pre-forked instances of trappers.
#   Trappers accept incoming connections from Zabbix sender, active agents, active proxies and child nodes.
#   At least one trapper process must be running to display server availability in the frontend.
# Mandatory: no
# Range: 0-1000
# Default:
**说明：用于设置诸如SNMP STRAPPER场景提交来的数据的接收进程数，若客户机SNMP TRAPPER技术较多，建议加大此参数值,若无active模式的客户端，则可减小该进程。**
# StartTrappers=5

### Option: StartPingers
#   Number of pre-forked instances of ICMP pingers.
# Mandatory: no
# Range: 0-1000
# Default:
**#说明：用于设置启用icmp协议PING主机方式启动线程数量，若单台代理所管理机器超过500台，建议加大此数值，ICMP ping数量，当大量使用ping用于心跳检测时，可适量增加。**
# StartPingers=1

### Option: StartDiscoverers
#   Number of pre-forked instances of discoverers.
# Mandatory: no
# Range: 0-250
# Default:
**说明：用于设置自动发现主机的线程数量，若单台代理所管理机器超过500台，可以考虑加大此数值（仅适用于直接AGENT场景）自动发现实例数，若关闭此功能则减少该数量。**
# StartDiscoverers=1

### Option: StartHTTPPollers
#   Number of pre-forked instances of HTTP pollers.
# Mandatory: no
# Range: 0-1000
# Default:
**#说明：用于设置WEB拨测监控线程数，可视具体情况增加或减少此数值。HTTP轮询实例数，当使用到内置的WEB监测时，适量增加该值。**
# StartHTTPPollers=1

### Option: StartTimers
#   Number of pre-forked instances of timers.
#   Timers process time-based trigger functions and maintenance periods.
#   Only the first timer process handles the maintenance periods.
# Mandatory: no
# Range: 1-1000
# Default:
**#说明：各实例计时器数量，主要用于触发器，标有维护标识的主机，但只第一个计时器用于计算维护标识主机。**
StartTimers=1

### Option: JavaGateway
#   IP address (or hostname) of Zabbix Java gateway.
#   Only required if Java pollers are started.
# Mandatory: no
# Default:
**#说明：JAVAGATEWAY 场景下使用**
# JavaGateway=

### Option: JavaGatewayPort
#   Port that Zabbix Java gateway listens on.
# Mandatory: no
# Range: 1024-32767
# Default:
**#说明：JAVAGATEWAY 场景下使用**
# JavaGatewayPort=10052

### Option: StartJavaPollers
#   Number of pre-forked instances of Java pollers.
# Mandatory: no
# Range: 0-1000
# Default:
**#说明：JAVAGATEWAY 场景下使用，JAVA轮询实例，当大量监控JMX时需要增加此项**
# StartJavaPollers=0

### Option: StartVMwareCollectors
#   Number of pre-forked vmware collector instances.
# Mandatory: no
# Range: 0-250
# Default:
**#说明：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 ；视监控ESXI数量设置对应数值**
# StartVMwareCollectors=0

### Option: VMwareFrequency
#   How often Zabbix will connect to VMware service to obtain a new data.
# Mandatory: no
# Range: 10-86400
# Default:
**#说明：代理端访问 VMWARE service的频率，单位:秒**
# VMwareFrequency=60

### 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:
**#说明：划出多少共享内存用于存储VMWARE数据**
# VMwareCacheSize=8M

### 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:
**#说明：指定SNMP TRAPPER 时的临时文件，用于代理端启用SNMP TRAPPER功能时使用**
# SNMPTrapperFile=/tmp/zabbix_traps.tmp

### Option: StartSNMPTrapper
#   If 1, SNMP trapper process is started.
# Mandatory: no
# Range: 0-1
# Default:
**#说明：是否启用 snmptrapper功能 ，默认不启用=0，启用=1（配合参数SNMPTrapperFile使用）**
****# StartSNMPTrapper=0****

### 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:
**说明：启用SNMPTRAPPER里 ，接收端监听的IP，此参数与StartSNMPTrapper，SNMPTrapperFile 联合使用**
# ListenIP=0.0.0.0
# ListenIP=127.0.0.1

### Option: HousekeepingFrequency
#   How often Zabbix will perform housekeeping procedure (in hours).
#   Housekeeping is removing unnecessary information from history, alert, and alarms tables.
# Mandatory: no
# Range: 1-24
# Default:
**#说明：多少小时清理一次代理端数据库的 history, alert, and alarms，以保持代理端数据库轻便，建议保持默认**
# HousekeepingFrequency=1

### 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.
#   SQLite3 does not use this parameter, deletes all corresponding rows without a limit.
#   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=500

### Option: SenderFrequency
#   How often Zabbix will try to send unsent alerts (in seconds).
# Mandatory: no
# Range: 5-3600
# Default:
**#说明:多少秒后重试发送失败的报警信息**
# SenderFrequency=30

### Option: CacheSize
#   Size of configuration cache, in bytes.
#   Shared memory size for storing host, item and trigger data.
# Mandatory: no
# Range: 128K-2G
# Default:
**#说明;zabbix初始化时占用多少系统共享内存用于存储配置信息，HOST,ITEM,TRIGGER数据，视监控主机数量和监控项调整，建议调整到32M或者更大**
# CacheSize=8M

### Option: CacheUpdateFrequency
#   How often Zabbix will perform update of configuration cache, in seconds.
# Mandatory: no
# Range: 1-3600
# Default:
**#说明：zabbix更新操作系统CACHE频率，若管理页面操作不频繁，可以考虑加大参数值**
# CacheUpdateFrequency=60

### Option: StartDBSyncers
#   Number of pre-forked instances of DB Syncers
# Mandatory: no
# Range: 1-100
# Default:
**#说明:将采集数据从CACHE同步到数据库线程数量，视数据库服务器I/O繁忙情况，和数据库写能力调整。数值越大，写能力越强。对数据库服务器I/O压力越大。**
****# StartDBSyncers=4****

### Option: HistoryCacheSize
#   Size of history cache, in bytes.
#   Shared memory size for storing history data.
# Mandatory: no
# Range: 128K-2G
# Default:
**#说明：用于设置划分多少系统共享内存用于存储采集的历史数据，此数值越大，数据库读压力越小**
# HistoryCacheSize=8M

### Option: TrendCacheSize
#   Size of trend cache, in bytes.
#   Shared memory size for storing trends data.
# Mandatory: no
# Range: 128K-2G
# Default:
**#说明：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**
# TrendCacheSize=4M

### Option: HistoryTextCacheSize
#   Size of text history cache, in bytes.
#   Shared memory size for storing character, text or log history data.
# Mandatory: no
# Range: 128K-2G
# Default:
**#说明:指定划出多少系统共享内存用于存储 character, text or log history数据，若二级代理内存足够，建议可适当扩大此数值，可很大程度上解决系统I/O压力，和数据库读压力**
# HistoryTextCacheSize=16M

### 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:
**#说明：划出系统多少共享内存用于已请求的存储监控项信息，若监控项较多，建议加大此数值**
# ValueCacheSize=8M

### Option: NodeNoEvents
#   If set to '1' local events won't be sent to master node.
#   This won't impact ability of this node to propagate events from its child nodes.
# Mandatory: no
# Range: 0-1
# Default:
**#说明：若节点为子结点，是否允许本地事件（events表）发送到主节点，1为不发送，但不影响此节点以下的节点的传播能力，视ZABBIX分布式系统架构设计开启或关闭。在不明架构前提下，建议保持默认**
****# NodeNoEvents=0****

### Option: NodeNoHistory
#   If set to '1' local history won't be sent to master node.
#   This won't impact ability of this node to propagate history from its child nodes.
# Mandatory: no
# Range: 0-1
# Default:
**说明：若节点为子结点，是否允许本地历史数据发送到主节点，1为不发送，但不影响此节点以下的节点的传播能力，视ZABBIX分布式系统架构设计开启或关闭，在不明架构前提下，建议保持默认**
# NodeNoHistory=0

### Option: Timeout
#   Specifies how long we wait for agent, SNMP device or external check (in seconds).
# Mandatory: no
# Range: 1-30
# Default:
**#说明：与AGNET\SNMP设备和其它外部设备通信超时设置，单位为秒；若采集数据不完整或网络繁忙，或从管理页面发现客户端状态变化频繁，可以考虑加大此数值。注意若此数值加大，应该考虑参数 StartPollers 是否有相应加大的必要。**
# Timeout=3

### Option: TrapperTimeout
#   Specifies how many seconds trapper may spend processing new data.
# Mandatory: no
# Range: 1-300
# Default:
**#说明：启用 trapper功能，用于进程等待超时设置。根据需要调整**
# TrapperTimeout=300

### Option: UnreachablePeriod
#   After how many seconds of unreachability treat a host as unavailable.
# Mandatory: no
# Range: 1-3600
# Default:
**#说明：当AGNET端处于不可用状态下，间隔多少秒后，尝试重新连接。建议根据具体情况设置。注意，若此数值过小，右agent端业务系统繁忙时，有可能造成报警信息误报**
# UnreachablePeriod=45

### Option: UnavailableDelay
#   How often host is checked for availability during the unavailability period, in seconds.
# Mandatory: no
# Range: 1-3600
# Default:
**#说明:当AGENT端处于可用状态下，间隔多少秒后，进行状态检查。若出现可正常采集数据，但管理页面AGENT状态不正常；若在网络，端口等均通畅情况下，AGENT状态仍不正常，可以考虑加大此数值**
****# UnavailableDelay=60****

### Option: UnreachableDelay
#   How often host is checked for availability during the unreachability period, in seconds.
# Mandatory: no
# Range: 1-3600
# Default:
**#说明：当agent端处于不可达状态下，延迟多少秒后，进行重新尝试，建议保持默认，在AGENT接入调试阶段，可考虑减少此数值**
# UnreachableDelay=15

### Option: AlertScriptsPath
#   Full path to location of custom alert scripts.
#   Default depends on compilation options.
# Mandatory: no
# Default:
**#说明：监控报警脚本路径，非研发人员不建议修改此参数值**
# AlertScriptsPath=${datadir}/zabbix/alertscripts

### Option: ExternalScripts
#   Full path to location of external scripts.
#   Default depends on compilation options.
# Mandatory: no
# Default:
**#说明：自定义脚本存储路径，非研发人员不建议修改此参数值**
****# ExternalScripts=${datadir}/zabbix/externalscripts****

### Option: FpingLocation
#   Location of fping.
#   Make sure that fping binary has root ownership and SUID flag set.
# Mandatory: no
# Default:
**#说明：IPv4 FPING命令路径，仅ROOT可用。注意使用此命令时，应该确认此命令是否存在**
# FpingLocation=/usr/sbin/fping

### 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:
**#说明：IPv6 FPING命令路径，仅ROOT可用。注意使用此命令时，应该确认此命令是否存在**
# Fping6Location=/usr/sbin/fping6

### Option: SSHKeyLocation
#   Location of public and private keys for SSH checks and actions.
# Mandatory: no
# Default:
**#说明：在服务端需要SSH到AGENT端且采用用KEY验证方式时使用。非研发人员，不建议修改或设置**
****# SSHKeyLocation=****

### Option: LogSlowQueries
#   How long a database query may take before being logged (in milliseconds).
#   Only works if DebugLevel set to 3 or 4.
#   0 - don't log slow queries.
# Mandatory: no
# Range: 1-3600000
# Default:
**#说明:用于服务端数据库慢查询功能，单位是毫秒；1毫秒=0.001秒，若有服务端数据库监控慢查询的需求，可以视具体情况调整此数。**
# LogSlowQueries=0

### Option: TmpDir
#   Temporary directory.
# Mandatory: no
# Default:
**#说明：zabbix服务端工作的临时目录**
# TmpDir=/tmp

### Option: StartProxyPollers
#   Number of pre-forked instances of pollers for passive proxies.
# Mandatory: no
# Range: 0-250
# Default:
**#说明:启用多少子进程与代理端通信，若代理端较多可考虑加大此数值**
****# StartProxyPollers=1****

### 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: 1-3600*24*7
# Default:
**#说明：zabbix服务端将配置文件数据同步到代理端的频率，仅适用于代理端为被动模式情况 下**
# ProxyConfigFrequency=3600

### 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:
**说明：zabbix服务端请求代理端采集的数据的频率，仅适用代理端为被动模式情况下**
# ProxyDataFrequency=1

### 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 user 'zabbix' instead. Has no effect if started under a regular user.
#   0 - do not allow 不允许
#   1 - allow 允许
# Mandatory: no
# Default:
**#说明：是否允许以root身份运行服务端**
# AllowRoot=0

### Option: Include
#   You may include individual files or all files in a directory in the configuration file.
#   InstallingZabbix will create include directory in /usr/local/etc, unless modified during the compile time.
# Mandatory: no
# Default:
**#说明：在一些情况下，软件的参数配置文件很长，为了方便管理，将配置文件切割成N个配置文件，但为了主配置参数文件的简洁，便会启用INCLUDE参数，以方便程序读取指定目录下的所有配置文件**
# Include=
# Include=/usr/local/etc/zabbix_server.general.conf
# Include=/usr/local/etc/zabbix_server.conf.d/

####### LOADABLE MODULES #######

### Option: LoadModulePath
#   Full path to location of server modules.
#   Default depends on compilation options.
# Mandatory: no
# Default:
**#指定本地模块路径，非研发人员不建议修改**
# LoadModulePath=${libdir}/modules

### Option: LoadModule
#   Module to load at server startup. Modules are used to extend functionality of the server.
#   Format: LoadModule=<module.so>
#   The modules must be located in directory specified by LoadModulePath.
#   It is allowed to include multiple LoadModule parameters.
# Mandatory: no
# Default:
**#指定本地模块路径，非研发人员不建议修改**
# LoadModule=

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