<div dir="ltr"><div>Below is the improved smartctl output for my Samsung T5 500GB SSD connected to the Rpi4 which seems to show that the drive temperature is around 40°C and that the drive is healthy.</div><div>I get the same results with <span style="font-family:monospace">$ sudo smartctl -d scsi -a /dev/sda</span></div><div><span style="font-family:monospace"><font face="arial,sans-serif">Maybe one of these commands would produce an enhanced report with Transcend?</font><br></span></div><div><br></div><div>Richard Jones<br></div><div><br></div><div><span style="font-family:monospace"> $ sudo smartctl -d sat -a /dev/sda<br>smartctl 6.6 2017-11-05 r4594 [armv7l-linux-4.19.66-v7l+] (local build)<br>Copyright (C) 2002-17, Bruce Allen, Christian Franke, <a href="http://www.smartmontools.org">www.smartmontools.org</a><br><br>=== START OF INFORMATION SECTION ===<br>Device Model: Samsung Portable SSD T5<br>Serial Number: S50TNV0M700986F<br>LU WWN Device Id: 5 002538 e00000000<br>Firmware Version: MVT42P1Q<br>User Capacity: 500,107,862,016 bytes [500 GB]<br>Sector Size: 512 bytes logical/physical<br>Rotation Rate: Solid State Device<br>Form Factor: mSATA<br>Device is: Not in smartctl database [for details use: -P showall]<br>ATA Version is: ACS-2, ATA8-ACS T13/1699-D revision 4c<br>SATA Version is: SATA 3.1, 6.0 Gb/s (current: 6.0 Gb/s)<br>Local Time is: Mon Jan 25 22:02:01 2021 NZDT<br>SMART support is: Available - device has SMART capability.<br>SMART support is: Enabled<br><br>=== START OF READ SMART DATA SECTION ===<br>SMART overall-health self-assessment test result: PASSED<br><br>General SMART Values:<br>Offline data collection status: (0x00) Offline data collection activity<br> was never started.<br> Auto Offline Data Collection: Disabled.<br>Self-test execution status: ( 0) The previous self-test routine completed<br> without error or no self-test has ever <br> been run.<br>Total time to complete Offline <br>data collection: ( 0) seconds.<br>Offline data collection<br>capabilities: (0x53) SMART execute Offline immediate.<br> Auto Offline data collection on/off support.<br> Suspend Offline collection upon new<br> command.<br> No Offline surface scan supported.<br> Self-test supported.<br> No Conveyance Self-test supported.<br> Selective Self-test supported.<br>SMART capabilities: (0x0003) Saves SMART data before entering<br> power-saving mode.<br> Supports SMART auto save timer.<br>Error logging capability: (0x01) Error logging supported.<br> General Purpose Logging supported.<br>Short self-test routine <br>recommended polling time: ( 2) minutes.<br>Extended self-test routine<br>recommended polling time: ( 85) minutes.<br><br>SMART Attributes Data Structure revision number: 1<br>Vendor Specific SMART Attributes with Thresholds:<br>ID# ATTRIBUTE_NAME FLAG VALUE WORST THRESH TYPE UPDATED WHEN_FAILED RAW_VALUE<br> 5 Reallocated_Sector_Ct 0x0033 100 100 010 Pre-fail Always - 0<br> 9 Power_On_Hours 0x0032 099 099 000 Old_age Always - 4176<br> 12 Power_Cycle_Count 0x0032 098 098 000 Old_age Always - 1013<br>177 Wear_Leveling_Count 0x0013 099 099 000 Pre-fail Always - 2<br>179 Used_Rsvd_Blk_Cnt_Tot 0x0013 100 100 010 Pre-fail Always - 0<br>181 Program_Fail_Cnt_Total 0x0032 100 100 010 Old_age Always - 0<br>182 Erase_Fail_Count_Total 0x0032 100 100 010 Old_age Always - 0<br>183 Runtime_Bad_Block 0x0013 100 100 010 Pre-fail Always - 0<br>187 Reported_Uncorrect 0x0032 100 100 000 Old_age Always - 0<br>190 Airflow_Temperature_Cel 0x0032 060 038 000 Old_age Always - 40<br>195 Hardware_ECC_Recovered 0x001a 200 200 000 Old_age Always - 0<br>199 UDMA_CRC_Error_Count 0x003e 100 100 000 Old_age Always - 0<br>235 Unknown_Attribute 0x0012 099 099 000 Old_age Always - 1011<br>241 Total_LBAs_Written 0x0032 099 099 000 Old_age Always - 2316389328<br><br>SMART Error Log Version: 1<br>No Errors Logged<br><br>SMART Self-test log structure revision number 1<br>No self-tests have been logged. [To run self-tests, use: smartctl -t]<br><br>SMART Selective self-test log data structure revision number 1<br> SPAN MIN_LBA MAX_LBA CURRENT_TEST_STATUS<br> 1 0 0 Not_testing<br> 2 0 0 Not_testing<br> 3 0 0 Not_testing<br> 4 0 0 Not_testing<br> 5 0 0 Not_testing<br>Selective self-test flags (0x0):<br> After scanning selected spans, do NOT read-scan remainder of disk.<br>If Selective self-test is pending on power-up, resume after 0 minute delay.<br><br></span><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jan 25, 2021 at 5:20 PM <a href="mailto:hamster@snap.net.nz">hamster@snap.net.nz</a> <<a href="mailto:hamster@snap.net.nz">hamster@snap.net.nz</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">I would put it down to it being a cheap drive. <div><br></div><div>A drive at twice the price per GB will most likely have twice the features and reliability...</div><div><br></div><div><br></div><div><br><div><br></div></div></div><div style="line-height:1.5"><br><br>-------- Original message --------<br>From: Volker Kuhlmann <<a href="mailto:list57@top.geek.nz" target="_blank">list57@top.geek.nz</a>><br>Date: Mon, 25 Jan 2021, 5:13 PM<br>To: Christchurch Robotics <<a href="mailto:chchrobotics@lists.ourshack.com" target="_blank">chchrobotics@lists.ourshack.com</a>><br>Subject: Re: [chbot] [OT] SSD for a Pi 400.<br><blockquote>On Sun 24 Jan 2021 17:24:00 NZDT +1300, Michael Field wrote:<br><br>> Smartclt did not auto detect USB bridge type. Had to set SMART device type to<br>> 'scsi' with the - d switch. <br>> Now says SMART support is available and enabled.<br><br>Thanks! For me, anything that doesn't support SMART is best left in the<br>shop. One just needs to be able to tell what state the disks are in.<br><br>The screen photo you sent me looks good at the top in the info section,<br>but has no output in the attributes/data section. Like reporting disk<br>temperature as 0 is implausible, and there's nothing else. Is there an<br>SSD disk that does not have a temperature sensor? I thought it'd be<br>required for lifetime health management.<br><br>I'm unsure whether the Transcend SSD disk has a bare-basic SMART<br>implementation or whether the USB bridge is blocking some of the SMART<br>data to get across. One could only tell by removing the USB bridge from<br>the equation.<br><br><br>Thanks Richard too! But the interesting question is whether there's<br>useful stuff in the attributes and data sections, that'll tell the disk<br>status. The info section just shows the disk model etc.<br><br><br>Why can't the raspberries just put a SATA connector on, instead of this<br>USB lafaffel??<br><br>Volker<br><br>-- <br>Volker Kuhlmann<br><a href="http://volker.top.geek.nz/" target="_blank">http://volker.top.geek.nz/</a> Please do not CC list postings to me.<br><br>_______________________________________________<br>Chchrobotics mailing list <a href="mailto:Chchrobotics@lists.ourshack.com" target="_blank">Chchrobotics@lists.ourshack.com</a><br><a href="https://lists.ourshack.com/mailman/listinfo/chchrobotics" target="_blank">https://lists.ourshack.com/mailman/listinfo/chchrobotics</a><br>Mail Archives: <a href="http://lists.ourshack.com/pipermail/chchrobotics/" target="_blank">http://lists.ourshack.com/pipermail/chchrobotics/</a><br>Meetings usually 3rd Monday each month. 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