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下面是我的MySQL配置文件。我想了解它是如何工作的。 [mysqld_safe]
是什麼意思?還沒有[mysqld]
已經啓動MySQL?爲什麼後面的日誌錯誤和pid文件設置?mysqld_safe在my.cnf中做什麼?
[mysqld]
# Settings user and group are ignored when systemd is used (fedora >= 15).
# If you need to run mysqld under different user or group,
# customize your systemd unit file for mysqld according to the
# instructions in http://fedoraproject.org/wiki/Systemd
user=mysql
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
# Semisynchronous Replication
# http://dev.mysql.com/doc/refman/5.5/en/replication-semisync.html
# uncomment next line on MASTER
;plugin-load=rpl_semi_sync_master=semisync_master.so
# uncomment next line on SLAVE
;plugin-load=rpl_semi_sync_slave=semisync_slave.so
# Others options for Semisynchronous Replication
;rpl_semi_sync_master_enabled=1
;rpl_semi_sync_master_timeout=10
;rpl_semi_sync_slave_enabled=1
# http://dev.mysql.com/doc/refman/5.5/en/performance-schema.html
;performance_schema
innodb_strict_mode=on
sql_mode=TRADITIONAL
;sql_mode=STRICT_TRANS_TABLES,NO_ZERO_DATE,NO_ZERO_IN_DATE
character-set-server=utf8
collation-server=utf8_general_ci
[mysqld_safe]
log-error=/var/log/mysqld.log
pid-file=/var/run/mysqld/mysqld.pid
感謝Mifeet。是的,我在發佈這個問題之前查看了您引用的文檔。我不明白Section ['mysqld_safe]'適用於當我使用'mysqld_safe'啓動MySQL時應用的設置。這是否意味着'[mysqld]'下的其他設置不適用爲什麼MySQL使用'mysqld_safe'啓動?爲什麼在[mysqld]下添加日誌記錄會導致錯誤? – user1032531
進一步閱讀後,'mysqld_safe將讀取選項文件中[mysqld],[server]和[mysqld_safe]部分的所有選項。仍然讓我困惑的是,即使正常啓動,我似乎也有'log-error =/var/log/mysqld.log'。 – user1032531
@ user1032531不是默認值嗎?你有沒有嘗試在'[mysqld_safe]'中爲'log-error'設置一個不同的值?你的意思是什麼錯誤? – Mifeet