Gah, my eyes :-) That seems... needlessly complex. As a general rule, it's a good idea to have one datafile per physical disk. Putting more datafiles on a single disk doesn't magically increase parallellism.
----- Original Message ----- > From: "Adarsh Sharma" <adarsh.sha...@orkash.com> > To: "mysql" <mysql@lists.mysql.com> > Sent: Monday, 23 January, 2012 10:50:33 AM > Subject: Suggestions for ibdata files structure > > Dear all, > > I have some doubts regarding the configuration of Innodb files > structure. > As we know all myisam tables are stored in database directory and > innodb > use tablespaces ( ibdata1 ). > In My application , databases are the mixture of mysql & innodb > storage > engines. > In my database ,size of innodb tables may be between 100 & 200 Gb & > may > be some tables >300Gb.I have 4 Hds. > /dev/sdb1 274G 225G 36G 87% /hdd2-1 > /dev/sdc5 274G 225G 36G 87% /hdd3-1 > /dev/sdd5 274G 219G 42G 85% /hdd4-1 > /dev/sde1 266G 184G 69G 73% /hdd5-1 > > Data is inserted continuously. > Presently I have a structure like below > innodb_data_file_path = > /hdd2-1/innodb_data1/ibdata1:8G;/hdd3-1/innodb_data1/ibdata2:8G;/hdd4-1/innodb_data1/ibdata3:8G;/hdd2-1/innodb_data1/ibdata4: > 8G;/hdd3-1/innodb_data1/ibdata5:8G;/hdd4-1/innodb_data1/ibdata6:8G;/hdd2-1/innodb_data1/ibdata7:8G;/hdd3-1/innodb_data1/ibdata8:8G;/hdd4-1/innodb_data1/ibdata9:8G; > /hdd2-1/innodb_data1/ibdata10:8G;/hdd3-1/innodb_data1/ibdata11:8G;/hdd4-1/innodb_data1/ibdata12:8G;/hdd2-1/innodb_data2/ibdata13:8G;/hdd3-1/innodb_data2/ibdata14:8G; > /hdd4-1/innodb_data2/ibdata15:8G;/hdd2-1/innodb_data2/ibdata16:8G;/hdd3-1/innodb_data2/ibdata17:8G;/hdd4-1/innodb_data2/ibdata18:8G;/hdd2-1/innodb_data2/ibdata19:8G; > /hdd3-1/innodb_data2/ibdata20:8G;/hdd4-1/innodb_data2/ibdata21:8G;/hdd2-1/innodb_data2/ibdata22:8G;/hdd3-1/innodb_data2/ibdata23:8G;/hdd4-1/innodb_data2/ibdata24:8G; > /hdd2-1/innodb_data3/ibdata25:8G;/hdd3-1/innodb_data3/ibdata26:8G;/hdd4-1/innodb_data3/ibdata27:8G;/hdd2-1/innodb_data3/ibdata28:8G;/hdd3-1/innodb_data3/ibdata29:8G; > /hdd4-1/innodb_data3/ibdata30:8G;/hdd2-1/innodb_data3/ibdata31:8G;/hdd3-1/innodb_data3/ibdata32:8G;/hdd4-1/innodb_data3/ibdata33:8G;/hdd2-1/innodb_data3/ibdata34:8G;/ > hdd3-1/innodb_data3/ibdata35:8G;/hdd4-1/innodb_data3/ibdata36:8G;/hdd2-1/innodb_data4/ibdata37:8G;/hdd3-1/innodb_data4/ibdata38:8G;/hdd4-1/innodb_data4/ibdata39:8G; > /hdd2-1/innodb_data4/ibdata40:8G;/hdd3-1/innodb_data4/ibdata41:8G;/hdd4-1/innodb_data4/ibdata42:8G;/hdd2-1/innodb_data4/ibdata43:8G;/hdd3-1/innodb_data4/ibdata44:8G; > /hdd4-1/innodb_data4/ibdata45:8G;/hdd2-1/innodb_data4/ibdata46:8G;/hdd3-1/innodb_data4/ibdata47:8G;/hdd4-1/innodb_data4/ibdata48:8G;/hdd2-1/innodb_data5/ibdata49:8G; > /hdd3-1/innodb_data5/ibdata50:8G;/hdd4-1/innodb_data5/ibdata51:8G;/hdd2-1/innodb_data5/ibdata52:8G;/hdd3-1/innodb_data5/ibdata53:8G;/hdd4-1/innodb_data5/ibdata54:8G; > /hdd2-1/innodb_data5/ibdata55:8G;/hdd3-1/innodb_data5/ibdata56:8G;/hdd4-1/innodb_data5/ibdata57:8G;/hdd2-1/innodb_data5/ibdata58:8G;/hdd3-1/innodb_data5/ibdata59:8G; > /hdd4-1/innodb_data5/ibdata60:8G;/hdd2-1/innodb_data6/ibdata61:8G;/hdd3-1/innodb_data6/ibdata62:8G;/hdd2-1/innodb_data6/ibdata63:8G;/hdd3-1/innodb_data6/ibdata64:8G; > /hdd2-1/innodb_data6/ibdata65:8G;/hdd3-1/innodb_data6/ibdata66:8G;/hdd2-1/innodb_data6/ibdata67:8G;/hdd3-1/innodb_data6/ibdata68:8G;/hdd2-1/innodb_data7/ibdata69:8G; > /hdd3-1/innodb_data7/ibdata70:8G;/hdd2-1/innodb_data7/ibdata71:8G;/hdd3-1/innodb_data7/ibdata72:8G;/hdd2-1/innodb_data7/ibdata73:8G;/hdd3-1/innodb_data7/ibdata74:8G; > /hdd2-1/innodb_data7/ibdata75:8G;/hdd3-1/innodb_data7/ibdata76:8G;/hdd4-1/innodb_data6/ibdata77:8G;/hdd4-1/innodb_data6/ibdata78:8G;/hdd4-1/innodb_data6/ibdata79:8G; > /hdd4-1/innodb_data6/ibdata80:8G;/hdd4-1/innodb_data7/ibdata81:8G;/hdd5-1/innodb_data1/ibdata82:8G;/hdd5-1/innodb_data1/ibdata83:8G;/hdd5-1/innodb_data1/ibdata84:8G; > /hdd5-1/innodb_data1/ibdata85:8G;/hdd5-1/innodb_data2/ibdata86:8G;/hdd5-1/innodb_data2/ibdata87:8G;/hdd5-1/innodb_data2/ibdata88:8G;/hdd5-1/innodb_data2/ibdata89:8G;/ > hdd5-1/innodb_data3/ibdata90:8G;/hdd5-1/innodb_data3/ibdata91:8G;/hdd5-1/innodb_data3/ibdata92:8G;/hdd5-1/innodb_data3/ibdata93:8G;/hdd5-1/innodb_data4/ibdata94:8G; > /hdd5-1/innodb_data4/ibdata95:8G;/hdd5-1/innodb_data4/ibdata96:8G;/hdd5-1/innodb_data4/ibdata97:8G;/hdd5-1/innodb_data5/ibdata98:8G;/hdd5-1/innodb_data5/ibdata99:8G; > /hdd5-1/innodb_data5/ibdata100:8G;/hdd5-1/innodb_data5/ibdata101:8G:autoextend > > But I don't think this is the correct way to store data for better > performance. > Do i need to set partitioning for bigger tables or some standard ways > to > configure table spaces in mysql. > > > Thanks > -- Bier met grenadyn Is als mosterd by den wyn Sy die't drinkt, is eene kwezel Hy die't drinkt, is ras een ezel -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql
