[root@terra]# rcsyslog start Starting syslogd: OK. Starting klogd: OK. [root@terra]# dmesg |tail __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error [root@terra]# [root@terra]# cat /proc/mtd dev: size erasesize name mtd0: 00100000 00020000 "u-boot" mtd1: 00500000 00020000 "uImage" mtd2: 00500000 00020000 "ramdisk" mtd3: 06400000 00020000 "image" mtd4: 00a00000 00020000 "rescue firmware" mtd5: 00500000 00020000 "config" mtd6: 00200000 00020000 "my-dlink" [root@terra]# nandtest /dev/mtd1 -k ECC corrections: 0 ECC failures : 0 Bad blocks : 0 BBT blocks : 0 004e0000: checking... Finished pass 1 successfully [root@terra]# dmesg |tail __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error [root@terra]# nandtest /dev/mtd2 -k ECC corrections: 0 ECC failures : 0 Bad blocks : 0 BBT blocks : 0 004e0000: checking... Finished pass 1 successfully [root@terra]# dmesg |tail __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error [root@terra]# nandtest /dev/mtd3 -k ECC corrections: 0 ECC failures : 0 Bad blocks : 2 BBT blocks : 0 Bad block at 0x01360000 Bad block at 0x05880000 063e0000: checking... Finished pass 1 successfully [root@terra]# dmesg |tail __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error [root@terra]# nandtest /dev/mtd4 -k ECC corrections: 0 ECC failures : 0 Bad blocks : 0 BBT blocks : 0 009e0000: checking... Finished pass 1 successfully [root@terra]# dmesg |tail __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error [root@terra]# nandtest /dev/mtd5 -k ECC corrections: 0 ECC failures : 0 Bad blocks : 1 BBT blocks : 0 Bad block at 0x00340000 004e0000: checking... Finished pass 1 successfully [root@terra]# dmesg |tail __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error__nand_correct_data: uncorrectable ECC error __nand_correct_data: uncorrectable ECC error [root@terra]# nandtest /dev/mtd6 -k ECC corrections: 0 ECC failures : 0 Bad blocks : 0 BBT blocks : 0 001e0000: checking... Finished pass 1 successfully