HI, guys VFS hot tracking currently show result as below, and it is very strange and not nice. inode #279, reads 0, writes 1, avg read time 18446744073709551615, avg write time 5251566408153596, temp 109 Do anyone know if there is one simpler but effective way to calculate data temperature? -- Regards, Zhi Yong Wu -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html