Zabbix配置文件的参数优化
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AlertScriptsPath=/usr/local/zabbix/alertscripts
CacheSize=1024M
CacheUpdateFrequency=300
DebugLevel=3
DBHost=localhost
DBName=zabbix
DBUser=zabbix
DBPassword=zabbix
DBSocket=/var/lib/MySQL/mysql.sock
ListenPort=10051
LogFileSize=5
LogType=file
LogFile=/data/logs/zabbix/zabbix_server.log
StartPollers=500
StartIPMIPollers=20
StartPollersUnreachable=80
StartTrappers=20
StartPingers=100
SenderFrequency=60
StartDBSyncers=16
StartDiscoverers=120 #zabbix提示进程繁忙时修改此参数,最大二百五,建议100左右,值大消耗cpu性能大
HistoryCacheSize=1024M
Timeout=30
TrendCacheSize=1024M
TrapperTimeout=120
LogSlowQueries=1000
UnreachablePeriod=30
UnavailableDelay=60
ValueCacheSize=1G
JavaGateway=127.0.0.1
JavaGatewayPort=10052
StartJavaPollers=12
PidFile=/tmp/zabbix_server.pid
Zabbix的数据库优化
egrep -v "(^#|^$)" /etc/my.cnf
[client]
port=3306
socket=/var/lib/mysql/mysql.sock
[mysqld]
port=3306
socket=/var/lib/mysql/mysql.sock
skip-external-locking
character-set-server=utf8
slow_query_log
slow_query_log_file=/var/log/mysql/slowquery.log
long_query_time=2
log-error=/var/log/mysql/log-error.log
skip-name-resolve
max_connections=5000
back_log=300
table-cache=4096
max_allowed_packet=32M
max-heap-table-size=128M
key_buffer_size=128M
sort-buffer-size=16M
join-buffer-size=16M
net_buffer_length=8K
read_buffer_size=256K
read_rnd_buffer_size=512K
myisam_sort_buffer_size=8M
thread-cache-size=16
thread-concurrency=24
query-cache-size=4096M
query-cache-limit=4M
tmp-table-size=128M
log_warnings
innodb_file_per_table=1
innodb_file_io_threads=4
innodb_open_files=2048
innodb_buffer_pool_size=10G
innodb_additional_mem_pool=16M
innodb_thread_concurrency=16
innodb_max_dirty_pages_pct=90
log-bin=mysql-bin
binlog_format=mixed
server-id=1
[mysqldump]
quick
max_allowed_packet=16M
[mysql]
no-auto-rehash
[myisamchk]
key_buffer_size=20M
sort_buffer_size=20M
read_buffer=2M
write_buffer=2M
[mysqlhotcopy]
interactive-timeout
生产环境zabbix配置文件
AlertScriptsPath=/usr/local/zabbix/alertscripts
CacheSize=1024M
CacheUpdateFrequency=300
DebugLevel=3
DBHost=localhost
DBName=zabbix
DBUser=zabbix
DBPassword=zabbix
DBSocket=/var/lib/mysql/mysql.sock
ListenPort=10051
LogFileSize=5
LogType=file
LogFile=/data/logs/zabbix/zabbix_server.log
StartPollers=500
StartIPMIPollers=20
StartPollersUnreachable=80
StartTrappers=20
StartPingers=100
SenderFrequency=60
StartDBSyncers=16
StartDiscoverers=120
HistoryCacheSize=1024M
Timeout=30
TrendCacheSize=1024M
TrapperTimeout=120
LogSlowQueries=1000
UnreachablePeriod=30
UnavailableDelay=60
ValueCacheSize=1G
JavaGateway=127.0.0.1
JavaGatewayPort=10052
StartJavaPollers=12
PidFile=/tmp/zabbix_server.pid
