September 19, 20223 yr Not sure why this drive has failed the Preclear, relatively new Exos 16Tb Sep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7245806+0 records outSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 15195556544512 bytes (15 TB, 14 TiB) copied, 89784.4 s, 169 MB/sSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7246602+0 records inSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7246601+0 records outSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 15197223780352 bytes (15 TB, 14 TiB) copied, 89796.8 s, 169 MB/sSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7247370+0 records inSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7247369+0 records outSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 15198834393088 bytes (15 TB, 14 TiB) copied, 89809.2 s, 169 MB/sSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7248216+0 records inSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7248215+0 records outSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 15200608583680 bytes (15 TB, 14 TiB) copied, 89821.6 s, 169 MB/sSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7249074+0 records inSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7249073+0 records outSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 15202407940096 bytes (15 TB, 14 TiB) copied, 89834 s, 169 MB/sSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7249905+0 records inSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 7249904+0 records outSep 19 01:56:13 preclear_disk_ZL2KLHXX_30592: Post-Read: dd output: 15204150673408 bytes (15 TB, 14 TiB) copied, 89846.4 s, 169 MB/sSep 19 01:56:14 preclear_disk_ZL2KLHXX_30592: Post-Read: post-read verification failed!Sep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Error:Sep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.:Sep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: ATTRIBUTE INITIAL NOW STATUSSep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Reallocated_Sector_Ct 0 0 -Sep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Power_On_Hours 3302 3383 Up 81Sep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Reported_Uncorrect 0 0 -Sep 19 01:56:24 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Airflow_Temperature_Cel 28 38 Up 10Sep 19 01:56:25 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Current_Pending_Sector 0 0 -Sep 19 01:56:25 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Offline_Uncorrectable 0 0 -Sep 19 01:56:25 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: UDMA_CRC_Error_Count 0 0 -Sep 19 01:56:25 preclear_disk_ZL2KLHXX_30592: S.M.A.R.T.: Sep 19 01:56:25 preclear_disk_ZL2KLHXX_30592: error encountered, exiting ... Only seems to be the change in SMART data which reflects the drive run time changing during the Preclear is how I read this. What should I of expected to see? But more importantly, what is this indicating about the drive?
September 19, 20223 yr Author 10 minutes ago, JorgeB said: Post read can fail because of bad RAM, run memtest. Apologies, is meatiest an unraid tool or command line?
September 19, 20223 yr Author 36 minutes ago, JorgeB said: It's an option in the Unraid boot menu. Thanks 👍
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