NVME硬盘容易挂，并且挂掉以后 想恢复数据非常难
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# 这是一块挂掉的硬盘，之前是直接掉盘，然后换了个Nvme接口又上线了 # 分析日志 smartctl -a /dev/nvme0n1 smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.14.0-362.18.1.el9_3.x86_64] (local build) Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Number: Samsung SSD 980 1TB Serial Number: S64ANG0R527805M Firmware Version: 2B4QFXO7 PCI Vendor/Subsystem ID: 0x144d IEEE OUI Identifier: 0x002538 Total NVM Capacity: 1,000,204,886,016 [1.00 TB] Unallocated NVM Capacity: 0 Controller ID: 5 NVMe Version: 1.4 Number of Namespaces: 1 Namespace 1 Size/Capacity: 1,000,204,886,016 [1.00 TB] Namespace 1 Utilization: 996,993,064,960 [996 GB] Namespace 1 Formatted LBA Size: 512 Namespace 1 IEEE EUI-64: 002538 d51150cabe Local Time is: Mon Feb 12 10:19:22 2024 CST Firmware Updates (0x16): 3 Slots, no Reset required Optional Admin Commands (0x0017): Security Format Frmw_DL Self_Test Optional NVM Commands (0x0055): Comp DS_Mngmt Sav/Sel_Feat Timestmp Log Page Attributes (0x0f): S/H_per_NS Cmd_Eff_Lg Ext_Get_Lg Telmtry_Lg Maximum Data Transfer Size: 512 Pages Warning Comp. Temp. Threshold: 82 Celsius Critical Comp. Temp. Threshold: 85 Celsius Namespace 1 Features (0x10): NP_Fields Supported Power States St Op Max Active Idle RL RT WL WT Ent_Lat Ex_Lat 0 + 5.24W - - 0 0 0 0 0 0 1 + 4.49W - - 1 1 1 1 0 0 2 + 2.19W - - 2 2 2 2 0 500 3 - 0.0500W - - 3 3 3 3 210 1200 4 - 0.0050W - - 4 4 4 4 1000 9000 Supported LBA Sizes (NSID 0x1) Id Fmt Data Metadt Rel_Perf 0 + 512 0 0 === START OF SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED SMART/Health Information (NVMe Log 0x02) Critical Warning: 0x00 Temperature: 17 Celsius Available Spare: 100% Available Spare Threshold: 10% Percentage Used: 9% Data Units Read: 27,463,840 [14.0 TB] Data Units Written: 101,410,022 [51.9 TB] Host Read Commands: 385,873,598 Host Write Commands: 3,311,342,087 Controller Busy Time: 5,090 Power Cycles: 19 Power On Hours: 5,372 Unsafe Shutdowns: 15 Media and Data Integrity Errors: 0 Error Information Log Entries: 0 Warning Comp. Temperature Time: 3411 Critical Comp. Temperature Time: 0 Temperature Sensor 1: 17 Celsius Temperature Sensor 2: 22 Celsius Thermal Temp. 2 Transition Count: 209329 Thermal Temp. 2 Total Time: 149581 Error Information (NVMe Log 0x01, 16 of 64 entries) No Errors Logged |
这个是新换的硬盘
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smartctl -a /dev/nvme1n1 smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.14.0-362.18.1.el9_3.x86_64] (local build) Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Number: MZXLR960HBHQ-000H3 Serial Number: S6C7NA0R700412 Firmware Version: MPK7525Q PCI Vendor/Subsystem ID: 0x144d IEEE OUI Identifier: 0x002538 Total NVM Capacity: 960,197,124,096 [960 GB] Unallocated NVM Capacity: 0 Controller ID: 65 NVMe Version: 1.3 Number of Namespaces: 64 Namespace 1 Size/Capacity: 960,197,124,096 [960 GB] Namespace 1 Formatted LBA Size: 512 Namespace 1 IEEE EUI-64: 002538 97110014a5 Local Time is: Mon Feb 12 10:23:19 2024 CST Firmware Updates (0x17): 3 Slots, Slot 1 R/O, no Reset required Optional Admin Commands (0x005e): Format Frmw_DL NS_Mngmt Self_Test MI_Snd/Rec Optional NVM Commands (0x007f): Comp Wr_Unc DS_Mngmt Wr_Zero Sav/Sel_Feat Resv Timestmp Log Page Attributes (0x0e): Cmd_Eff_Lg Ext_Get_Lg Telmtry_Lg Maximum Data Transfer Size: 256 Pages Warning Comp. Temp. Threshold: 65 Celsius Critical Comp. Temp. Threshold: 73 Celsius Supported Power States St Op Max Active Idle RL RT WL WT Ent_Lat Ex_Lat 0 + 25.00W 12.00W - 0 0 0 0 180 180 1 + 11.00W 11.00W - 1 1 1 1 180 180 2 + 9.00W 9.00W - 2 2 2 2 180 180 3 + 9.00W 9.00W - 2 2 2 2 180 180 4 - 0.00W - - 3 3 3 3 120 120 Supported LBA Sizes (NSID 0x1) Id Fmt Data Metadt Rel_Perf 0 + 512 0 1 1 - 4096 0 0 2 - 512 8 3 3 - 4096 8 2 4 - 4096 64 3 === START OF SMART DATA SECTION === SMART overall-health self-assessment test result: PASSED SMART/Health Information (NVMe Log 0x02) Critical Warning: 0x00 Temperature: 12 Celsius Available Spare: 100% Available Spare Threshold: 10% Percentage Used: 0% Data Units Read: 163,176 [83.5 GB] Data Units Written: 1,007,053 [515 GB] Host Read Commands: 3,377,116 Host Write Commands: 24,578,068 Controller Busy Time: 6 Power Cycles: 14 Power On Hours: 810 Unsafe Shutdowns: 13 Media and Data Integrity Errors: 0 Error Information Log Entries: 0 Warning Comp. Temperature Time: 0 Critical Comp. Temperature Time: 0 Temperature Sensor 1: 12 Celsius Error Information (NVMe Log 0x01, 16 of 256 entries) No Errors Logged |