MySQL ========== ユーザ --------------- 作成 ^^^^^^ GRANT USAGE, SELECT,INSERT,UPDATE,DELETE,CREATE,DROP ON test.* TO test@localhost IDENTIFIED BY 'secret'; 障害対応 ------------ テーブル壊れた(ディスク溢れ) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ :: 結論:myisamchkを使う ある日,/var/dbが溢れた./usr/local/dbにmvしたけど,mysqlにconnectすると, :: Didn't find any fields in table 'tag_record' といわれた。 :: -rw-rw---- 1 mysql mysql 125428736 11 9 17:37 tag_record.MYI だ居るが存在するが、テーブルが見えていない。 まずはテーブルが壊れているかチェック. db/mysql/tableの中で, :: # myisamchk tag_record Checking MyISAM file: tag_record Data records: 2062312 Deleted blocks: 0 myisamchk: warning: Table is marked as crashed - check file-size myisamchk: error: Size of datafile is: 137068544 Should be: 137068564 - check record delete-chain - check key delete-chain - check index reference - check data record references index: 1 - check data record references index: 2 - check data record references index: 3 - check data record references index: 4 - check data record references index: 5 - check record links myisamchk: error: got error: 127 when reading datafile at record: 2062278 MyISAM-table 'tag_record' is corrupted Fix it using switch "-r" or "-o" やっぱり,エラーがある. :: # myisamchk --recover tag_record - recovering (with sort) MyISAM-table 'tag_record' Data records: 2062312 - Fixing index 1 Found link that points at 137068544 (outside data file) at 137066488 - Fixing index 2 - Fixing index 3 - Fixing index 4 - Fixing index 5 Data records: 2062311 これでOK