MySQLã®ãã¼ã¸ã§ã³ ã¤ã³ã¹ãã¼ã«ãããMySQLã®ãã¼ã¸ã§ã³ã¯ä»¥ä¸ã®ããã«ãªãã¾ãã åå ãã¼ã¸ã§ã³ ãã¦ã³ãã¼ãå my.cnfãµã³ã㫠以ä¸ã®ãµã³ãã«ãåç §ãã¦ãmy.cnfãã¡ã¤ã«ãä½æãã¦ãã ããã # ãã®ãã¡ã¤ã«ã¯ MySQL 5.6ãåºæºã¨ãã¦ä½ããã¦ããã¾ãã # http://dev.mysql.com/doc/refman/5.6/en/server-system-variables.html ãåç §ãã¾ããã [mysqld] ##-------------------------------------------------------------------- # mysqldã®åºæ¬è¨å® ##-------------------------------------------------------------------- # id 㯠1 ãã 2^
ç°å¢ã«ãããã¾ãããMySQLã®ããã©ã«ãã®ã¡ã¢ãªé¢é£ã®è¨å®ã¯æ§ãããªæãã«ãªã£ã¦ãã¾ãï¼ç§ã®CentOSç°å¢ã§ã¯ãkey_buffer_sizeã8M,innodb_buffer_pool_sizeã8Mã¨ãªã£ã¦ãã¾ãï¼ã®ã§ãé©åãªç¶æ ã¸ã®å¤æ´ãå¿ è¦ã§ãã MySQLã®ã¡ã¢ãªã«ã¤ãã¦ã¯ããããããªæ å ±ãããã¾ãããMySQLã®support-filesã®ä¸ã«ãããµã³ãã«ãè¦ãã°ããã§ãããï¼ã¡ãã£ã¨ããµã¤ãºã®æè¦ãå¤ãã§ããï¼ãå¤ãã®å ´åãmy-huge.cnfãmy-innodb-heavy-4G.cnfãåèã«ããã°ããã§ãããã å¾ã¯ãæ¬å®¶Oracleããã®è³æãåèã«ãªãã¾ãã ã°ãã¼ãã«ãããã¡ã¨ã¹ã¬ãããããã¡ MySQLã§ã¯ãmysqldãå ±éã«ä½¿ãã°ãã¼ãã«ãããã¡ã¨ãã¹ã¬ããï¼ã³ãã¯ã·ã§ã³ï¼æ¯ã«å²ãæ¯ãããã¹ã¬ãããããã¡ãããã¾ããMySQLã®ã¡ã¢ãªä½¿ç¨éã¯ã ã¡ã¢ãª
ãã®blogã¯ãèè ã§ãããsakitoããæè¡çã«çåãã¦ããäºãå ±åããããã«åå¨ãã¾ã ã¿ã¤ãã«ããç´¹ä»ããã¢ã©ããµã¨çãããå¤æ´ãã¾ãã æ¦è¦ Python ãã MySQL ã«æ¥ç¶ããããã®ãã©ã¤ãã¯è¤æ°åå¨ãã¦ãããã©ãã使ãã®ãä¸çªè¯ãã®ã確èªãã¦ã¿ãã Python ã® MySQLãã©ã¤ã Python ã® MySQLãã©ã¤ãã®ä¸»ãªç©ã¯ãMySQL - PythonInfo Wikiãã«è¨è¼ããã¦ããã 以ä¸ã®ãããªç©ããããè¨äºãæ¸ããæç¹ã§ã®pypiã§ã®æçµãªãªã¼ã¹æ¥ã®æ°ããé ã ãªã³ã¯ Python3å¯¾å¿ DB API v2.0å¯¾å¿ ã©ã¤ã»ã³ã¹ ã¡ã³ããã¼ æçµãªãªã¼ã¹æ¥ æ¦è¦
MySQLã®ãã¼ã¿ã¼ãã¼ã¹ãããã¯ã¢ããããã®ã¯å²ã¨ç°¡åãªãã§ãããå®ã¯ç»é²ãããã¦ã¼ã¶ã¼æ å ±ã¯å¥ã«ããã¯ã¢ããããªãã¨ãããªããã§ããã å æ¥ããã®ãã¨ãç¥ãã¾ããã ããããæ å ±ã£ã¦ãããããããã°ã«ã¡ããã¨æ¸ãã¦ãããã»ããããã§ãããã ã¨è¨ãã¤ã¤ããªããªãæ¸ããã³ãã¦ãããã§ããã å ·ä½çã«ã¯ãããªæãã mysqldump -u root-p -x --all-databases > hogehoge.dump mysqldump -u root -p -x --allow-keywords mysql > hogehogeuser.dump ä¸ã®1è¡ã§ãã¼ã¿ãã¼ã¹å ¨ä½ã®ããã¯ã¢ããããã¾ãã ä¸ã®1è¡ã§ã¦ã¼ã¶ã¼æ å ±ãããã¯ã¢ãããã¾ãã ãªã¹ãã¢ã¯ä»¥ä¸ã®ã¨ããã mysql -u root -p < hogehoge.dump mysql -u root -p mysql <
Perconaã¨ããã°XtraBackup!! ã¨ãã£ã¦ãéè¨ã§ã¯ãªããã®æ©è½ã ããã¯ã¢ããææ³ã¯ããã¤ãããã©ãå°ãªãã¨ãmysqldumpã使ãããããªãXtraBackupã使ã£ã¨ãã°ããã¨æãã¾ããæå§ãã«ãç°¡åãªä½¿ãæ¹ããç´¹ä»ãã¦ããã¾ãã ã¯ããã« ã¤ã³ã¹ãã¼ã«ã«ã¤ãã¦ã¯åã«ã¾ã¨ãã¦ãããåã«ããã±ã¼ã¸ã¤ã³ã¹ãã¼ã«ããã ãã«ãªã£ã¦ãã¾ãã ãã¼ã¸ã§ã³ã¯å¿ ãææ°ã使ã£ã¦ãã ãããã ãã¶å®å®ãã¦ããã¨ã¯ããããã°ãã£ãã¯ã¹ã¯å¸¸ã«ããã¦ãããç¹ã« v2.0.0 ã§ã¯8GBãè¶ ãããã¼ã¿ã®éã«ã¨ã©ã¼ãèµ·ãããããä¿®æ£ããã¦ãã¾ãï¼åç §ï¼Announcing Percona XtraBackup 2.0.1ï¼ã XtraBackupã¯mysqldumpã¨æ¯ã¹ãã¨ãããã¯ã¢ããä½æé度ãé ããªã£ããããã¼ã¿å®¹éã大ãããªã£ããããå ´åãããã¾ããããã®ä»£ããã«ä»¥ä¸ã®ãããªã¡ãªãããããã¾
ããæ©ä¼ãªã®ã§ã¾ã¨ãã¦ããã対象ã¯MySQL5.6以ä¸ã¨MariaDB10.0以ä¸ã (2014.12.3追è¨ï¼ä»¥ä¸ã®æ¸ç±ã«ãè¨è¿°ããã) è¦æ¨ MySQL/MariaDBã®ããã¯ã¢ããã«ã¤ãã¦ãç¸å¤ããããInnoDBãã使ã£ã¦ããã°ãFLUSH TABLES WITH READ LOCKã¯ä¸è¦ããã£ã¦ããã¯ã¢ããä¸ã«æ´æ°ä¸å¯ã«ãªããã¨ã¯ãªãï¼ãã¨ã®ä¸»å¼µãç¹°ãè¿ããã¦ããããå°ãªãã¨ã5.6/10.0ã¾ã§ã¯ãããªãã¨ã¯ãªãã ãªã³ã©ã¤ã³ããã¯ã¢ããã«é¢ããããã¯ã®æ£ç¢ºãªè¨è¿° ããæ£ç¢ºã«è¨ãã°ãå ¨ãã¼ã¿ãã¼ã¹é åãããã¯ã¢ããããå ´åã«ã¯ãFLUSH TABLES WITH READ LOCKã¯å¿ é ãç¹å®ã®InnoDBã ãã®ãã¼ã¿ãã¼ã¹ããã¼ãã«ãããã¯ã¢ããããéã¯ããã®éãã§ã¯ãªããã ãªã®ã ããå ¨é åã®ããã¯ã¢ãããããã人ã«å¯¾ãã¦ããã¯ä¸è¦èª¬ãå¹ãè¾¼ã人ãæªã ã«ããã ããã¯ã®å¿ è¦
MySQL ã®è¨å®ãæ§æã¾ãã¯ãã¼ã¸ã§ã³ã®éãã«ããããã©ã¼ãã³ã¹ã®å¤åã調ã¹ãã«ã¯ãã³ããã¼ã¯ãã¼ã«ãå¿ è¦ã«ãªãã ä»å㯠sysbench ã¨ãããã¼ã«ã使ã£ã¦ MySQL ã®ããã©ã¼ãã³ã¹ã測ã£ã¦ã¿ããã æ¤è¨¼ç°å¢ã«ã¯ CentOS7 ã使ã£ãã $ cat /etc/redhat-release CentOS Linux release 7.1.1503 (Core) $ uname -r 3.10.0-229.11.1.el7.x86_64 MySQL (MariaDB) ã®ã¤ã³ã¹ãã¼ã« ã¾ãã¯æ¸¬å®å¯¾è±¡ã¨ãªã MySQL ãã¤ã³ã¹ãã¼ã«ããã CentOS7 ã§ã¯ MySQL ã®ä»£ããã« MySQL ãã©ã¼ã¯ã® MariaDB ã使ç¨ãããã¨ã«ãªãã $ sudo yum -y install mariadb-server ã¤ã³ã¹ãã¼ã«ã§ããã MariaDB ã®ãµã¼ãã¹ãéå§ã
GoogleãMySQLäºæã®ç¬¬äºä¸ä»£ãCloud SQLãæ£å¼ãªãªã¼ã¹ããã³ããã¼ã¯ãå ¬éããAmazon Auroraããé«éã ã¨ã¢ãã¼ã« Googleã¯ãGoogle Cloud Platformã§æä¾ãã¦ããããã¼ã¸ããµã¼ãã¹ã®MySQLäºæãã¼ã¿ãã¼ã¹ã§ãããCloud SQLããæ£å¼çã¨ãã¦ãªãªã¼ã¹ãã¾ããã Cloud SQLã¯2011å¹´ã«çºè¡¨ããã2015å¹´12æã«ã¯æ§è½ãå¼·åãã第äºä¸ä»£ãç»å ´ãæ大10ãã©ãã¤ãã®ãã¼ã¿å®¹éã¨ã¤ã³ã¹ã¿ã³ã¹ãããæ大104GBã¡ã¢ãªãæä¾ããæ大2ä¸IOPSã®æ§è½ã«éããã¨èª¬æããã¦ãã¾ããã æ£å¼çãªãªã¼ã¹ã«ããããå社ã¯ããã°ãGoogle Cloud Platform Blog: Cloud SQL Second Generation performance and feature deep diveãã§ç«¶åã¨ãªãAmazonã¯ã©ã¦ã
postfixã¯VDAããããé©ç¨ããããã®ãå©ç¨ããå¿ è¦ããããQuotaæ©è½ãåããªããããã groupadd -g 10000 vusers useradd -g 10000 -u 10000 vusers mysqlé¢é£ã®è¨å®ãã¡ã¤ã«ä½æ vi /etc/postfix/mysql_virtual_alias_maps.cf user = postfix password = ******** hosts = localhost dbname = postfix table = alias select_field = goto where_field = address vi /etc/postfix/mysql_virtual_domains_maps.cf user = postfix password = ******** hosts = localhost dbname
ã¯ããã« Zabbix 2.2ã®ã½ã¼ã¹ã«ã¯ãconf/zabbix_agentd/userparameter_mysql.confããå«ã¾ãã¦ããã®ã§ãããã使ã£ã¦MySQLãç£è¦ãã¾ããæ¬å®¶ãå ¬éãã¦ããRPMããã±ã¼ã¸ã®zabbix-agentã«ãã/etc/zabbix/zabbix_agentd.d/userparameter_mysql.confãã¨ãã¦å梱ããã¦ãã¾ãã æé Zabbixã¨ã¼ã¸ã§ã³ããé©åã«è¨å®ããï¼ããã§ã¯èª¬æããªãï¼ MySQLã«Zabbixã¨ã¼ã¸ã§ã³ãç¨ã®ã¦ã¼ã¶ã¼ãä½æãã ãuserparameter_mysql.confãã§æå®ããã¦ããHOMEã«ã.my.cnfããä½æãã Zabbixã¨ã¼ã¸ã§ã³ããåèµ·åãã zabbix_getãªã©ã§æåã確èªãã 詳細ãªæé 2. MySQLã«Zabbixã¨ã¼ã¸ã§ã³ãç¨ã®ã¦ã¼ã¶ã¼ãä½æãã MySQLã«ã¦ã¼ã¶
ã¹ãããã·ã§ããã使ãã°ã¨ããç¬éã®ãã£ã¹ã¯ããã¡ã¤ã«ã·ã¹ãã ã®ãã¼ã¿ããã¤ã§ãå¾ããåç §ãããã¨ãã§ããããããã¹ãããã·ã§ããã®ä½æã¯ä¸ç¬ã ãã¹ãããã·ã§ããæ©è½ãæ´»ç¨ããã°æå¼·ã®ãªã³ã©ã¤ã³ããã¯ã¢ããã½ãªã¥ã¼ã·ã§ã³ãåºæ¥ãã ããã ããããã¹ãããã·ã§ããã§ããã¯ã¢ãããåããªãã¦å±éºãªæä½ãããªãã®ãï¼ï¼ã¨ä¸å®ã«æãããæ¹ãããã£ãããããç¥ããªããMySQL Serverã稼åä¸ã«ãããªããã¼ã¿ã ããã¨ã£ã¦ããã®ã ããããã®ãããªçåãæãããã®ã¯é ·ããããããä»çµã¿ããåããã°ã¹ãããã·ã§ããã«ããããã¯ã¢ããã¯æããªãã¨ãããã¨ãåããã¯ãã ãããã§ãã¾ãã¯ã¹ãããã·ã§ããã«ããããã¯ã¢ããã®ä»çµã¿ã«ã¤ãã¦èª¬æãããã¹ãããã·ã§ãããåãéã®è¦ä»¶ã¯æ¬¡ã®éãã§ããã å ¨ã¦ã®ãã¼ã¿ãåä¸ã®ããªã¥ã¼ã ã«ç½®ããã¨ãã¤ã¾ããä¸åã®ã¹ãããã·ã§ããæä½ã§ããã¯ã¢ãããåãããã¨ã ã ãã£
â»ãã®è¨äºã¯MySQL Advent Calendar 2023ã®4æ¥ç®ã§ãã MySQL 8.0ã·ãªã¼ãºã§ã¯æ£å¼çã«ãªã£ã¦ããå¤æ°ã®æ°æ©è½ã追å ãããã¨ãããªãªã¼ã¹ã¢ãã«ã§ãã£ããæ£å¼çã«ãªã£ã¦ãã追å ãããæ°æ©è½ã®ä¸ã«ãGIPKï¼Generated Invisible Primary Keyï¼ã¨ãããã®ããããããã¯ãªãã¨MySQL 8.0.30ã§è¿½å ãããæ©è½ã ãMySQL 8.0ãæ£å¼çã«ãªã£ã¦ããããªãã¨4å¹´ã¨3ã¶æå¾ã®ãã¨ã§ããããããªæãã§MySQL 8.0ã®æ°æ©è½ã¯æ£å¼ãªãªã¼ã¹å¾ã«ãå¢ãç¶ããéæ¹ããªãè¦æ¨¡ã«ãªã£ã¦ããããã®ããã°ã§ã¯ä¸åº¦ã«ç´¹ä»ããã®ã¯è«¦ããå°ããã¤æ°ã®åãããã®ããç´¹ä»ãã¦ãããã¨æããä»åã¯ãã®ç¬¬ä¸å¼¾ã¨ãã¦ãGIPKã«ã¤ãã¦è§£èª¬ãããã
æ¦è¦ å æ¥MySQLã®Master-Slaveã¬ããªã±ã¼ã·ã§ã³ãä½ãã®æåã«æ©è½ããªããªã£ã¦ãããã¨ããããã¾ããã ãã®ãããªç¶æ³ã«é¥ã£ãã¨ãã®ä¿®æ£æé ã«ã¤ãã¦ã¾ã¨ãã¦ã¿ã¾ãã ç°å¢ï¼ Debian lenny MySQL 5.0.51 1å°ã®ãã¹ã¿ãã1å°ã®ã¹ã¬ã¼ãã«å¯¾ãã¦ã¬ããªã±ã¼ã·ã§ã³ãã¦ããæ§æ ä¿®æ£åã®Slaveç¶æ ã¾ããç¾å¨ã®Slaveã®ç¶æ ã確èªãã¾ãã mysql> show slave status\G *************************** 1. row *************************** Slave_IO_State: Master_Host: xxx.xxx.xxx Master_User: repl Master_Port: 3306 Connect_Retry: 60 Master_Log_File: mysqld-bin
ãµã¼ãæ§æ MySQL ãã¹ã¿ã¼/ã¹ã¬ã¼ããµã¼ãã®è¨å®å 容ã¯ãMySQL 5.6 ãã¹ã¿ã¼/ã¹ã¬ã¼ããµã¼ãã®è¨å®ã¡ã¢ãããåç §ãã ãããã¾ããMySQL ãã¹ã¿ã¼/ã¹ã¬ã¼ããµã¼ãã«ã¯ãZabbix-agent ãã¤ã³ã¹ãã¼ã«ãã¦ããã¾ãã Zabbixãµã¼ãã®ãã¤ã³ã¹ãã¼ã«ãåæè¨å®ã«ã¤ãã¦ã¯ã以ä¸ã®è¨äºããåç §ãã ããã Zabbix 2.4 ã yumã§ã¤ã³ã¹ãã¼ã«ï¼CentOS6.5ï¼ Zabbix 1-1. ã¦ã¼ã¶ã¼ã®ä½æã¨ã¢ã¯ã·ã§ã³ï¼ã¡ã¼ã«éç¥ï¼ã®è¨å® MySQL ã¬ããªã±ã¼ã·ã§ã³ã®ä»çµã¿ Zabbix ã®è¨å®ãããåã«ãã¬ããªã±ã¼ã·ã§ã³ã®ä»çµã¿ã«ã¤ãã¦ãç°¡åã«ç¢ºèªãã¦ããã¾ããããã¬ããªã±ã¼ã·ã§ã³æ©è½ã®ä¸æ ¸ãæ ãã®ãããã¹ã¿ã¼ã¨ã®éä¿¡ãæ å½ãããã¹ã¬ã¼ã I/Oã¹ã¬ãããã¨ãã¹ã¬ã¼ãDBã®æ´æ°ãæ å½ãããã¹ã¬ã¼ã SQLã¹ã¬ãããã§ãããã®ã©ã¡ãããåæ¢ãã¦ãã¾ãã¨ãã¬ããªã±ã¼
CentOS6ã§ã¯MySQL5.1ãããã©ã«ããã¼ã¸ã§ã³ã§ããä»åã¯MySQL5.1ãåé¤ãã¦ãMySQL5.5ãã¤ã³ã¹ãã¼ã«ããæé ãã¡ã¢ãã¾ããããã±ã¼ã¸ã¤ã³ã¹ãã¼ã«ã§ããã®ã§ã¨ã¦ãç°¡åã§ãã äºåç¢ºèª MySQL5.1ç³»ã®ç¢ºèª [html]# rpm -qa | grep mysql mysql-utilities-1.3.6-1.el6.noarch mysql-server-5.1.71-1.el6.x86_64 mysql-libs-5.1.71-1.el6.x86_64 mysql-5.1.71-1.el6.x86_64 mysql-connector-python-1.1.4-1.el6.noarch mysql-devel-5.1.71-1.el6.x86_64[/html] MySQL5.1ã®åé¤ [html]# yum remove mysql*[/html] â»ãã
MySQLã¬ããªã±ã¼ã·ã§ã³ã«ããã¦ãã¹ã¬ã¼ãããã¹ã¿ã¨ãã¦ãã§ã¤ã«ãªã¼ãã¼ãããæã« ãããã¨ããã£ããã¾ã¨ãã¦ã¿ãã ãã¹ã¿ã§ã¯é害çã«ããMySQLã¤ã³ã¹ã¿ã³ã¹ãåæ¢ãã¦ãããã¨ãåæã ãã¹ã¿1:ã¹ã¬ã¼ã1æ§æã®å ´å 1.ãã¹ã¿ã«ææ ¼ããã¹ã¬ã¼ãã«STOP SLAVEãçºè¡ã 2.ãã¹ã¿ã«ææ ¼ããã¹ã¬ã¼ãã«RESET MASTERãçºè¡ã 3.ã¹ã¬ã¼ãã«éæ ¼ãããã·ã³ã§CHANGE MASTER ãå®è¡ãã START SLAVEããã ããå°ã詳ããæ¸ãã¨ã 1.ã¹ã¬ã¼ãå´ã§IOã¹ã¬ããã§ã®ãã¤ããªãã°åã渡ããå®äºããé ãè¦è¨ãã£ã¦ã STOP SLAVE IO_THREAD ãçºè¡ã mysql > STOP SLAVE IO_THREAD; âHas read all relay logâã確èªã§ãã¾ãã¾ã§ãSHOW PROCESSLIST ã®åºåçµæããã§ãã¯ããã 2.ã¹
ä»åã¯ãã¾ã å ¨ç¶åºãè¦ãã¦ããªãAuroraã®ã¬ãã³ã³æ¤è¨¼ã¨ãªãã¾ããå ¬å¼è³æã«ãçºè¡¨å½åã®ç°¡åãªæ¤è¨¼æ°å¤ãããã¾ãããèªåã§ãããªãã¨ç解ã§ããªãé¨åãå¤ãããããã§ãã æ¢ã«Auroraã«ããã ãã§å¾æ¥ããéããªã説ã¯æåã§ããããªãéããªãã®ããã©ã®ãããªç¹ã«æ³¨æãæã£ã¦éç¨ãã¹ããªã®ããã¨ãã£ããã¨ãç解ããããã«ãããå±æçãªæ¤è¨¼ãããã¤ãè¡ã£ã¦èå¯ãã¦ããããã¨æãã¾ãã ç®æ¬¡ 楽ããæ¤è¨¼ã«ãªã£ã¦é·ããªãã¾ããã®ã§ãç®æ¬¡ãç½®ãã¦ããã¾ãã ã¯ããã« ã¯ã¨ãªã®ã¬ã¹ãã³ã¹ã¿ã¤ã ã¯ã¨ãªãã£ãã·ã¥ CPUå©ç¨çã¨IOPSã®æ§è³ª ãã¼ã¿å®¹éã¨ã¹ãã¬ã¼ã¸æ§è½ã®é¢ä¿ ã¤ã³ã¹ã¿ã³ã¹ã¿ã¤ãã¨ã¹ãã¬ã¼ã¸æ§è½ã®é¢ä¿ éç¨é¢ã®è²ã ä½ãããã«ããã¯ã«ãªãã ã¯ããã« ããã¤ãåæçãªãã®ãã ãã³ããã¼ã¯ã¯å ¨ã¦ãsysbench ã使ã£ã¦ãã¹ããã¼ã¿ä½æã»ã©ã³ãã åç §ï¼æ´æ°ã¯ã¨ãªãå®è¡ãã¦ãã¾ã ã
追è¨(2016-07-13 16:40) Changelog ã«æ¸ãã¦ããã¨ãã(BUG/MEDIUM: dns: unbreak DNS resolver after header fix)ã åçåå解決ãã§ããªããã°ãä¿®æ£ããã¾ããã HAProxy 1.6.6 ã§åçåå解決ã§ããªããã°ãä¿®æ£ããã¦ãã¾ãã(Changelog ã«ãæ¸ãã¦ãã¾ããä¸å¿æ¤è¨¼ãã¾ãã)â tkuchiki (@tkuchiki) 2016å¹´7æ13æ¥ è©³ç´°ã¯çãã¾ãããæ¬è¨äºã¨åæ§ã®æ¤è¨¼ãè¡ããåçåå解決ãã§ãããã¨ã確èªãã¾ããã 追è¨(2016-06-24 12:34) HAProxy 1.6.5 ã¯ãDNS ã®åçåå解決ãåä½ããªãããã§ãã ã注æãã ããã HAProxy 1.6.5 ã§åçåå解決ã§ããªãåé¡ã«ã¤ãã¦ã¯ 1.6.4 ã§å°ã£ã¦ããªããã°ããã使ã£ã¦ã1.6.5 ããããã°
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ã©ã³ãã³ã°
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}