wikiWestern Digital SN640 TCG U.2 NVMe SSDs
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Dieser Artikel enthält Detail-Informationen zu Western Digital SN640 TCG U.2 NVMe SSDs.
Allgemeine Informationen
- SSD Serie: Western Digital SN640 TCG U.2 NVMe SSDs
- Datenblätter:
- Formfaktor: U.2
- Flash Memory: WD BiCS4 96L 3D TLC NAND
- Schnittstelle: PCIe Gen3.1 x4 NVMe 1.3c
Modelle
| SSD | Kapazität | Haltbarkeit (Endurance) |
Durchsatz (max. Bandbreite) |
IOPS (max. Random IOPS Performance) | ||
|---|---|---|---|---|---|---|
| Lesen | Schreiben | Lesen | Schreiben | |||
| WUS4CB080D7P3E4 | 800 GB | 2 DWPD | 3.340 MB/s | 1.200 MB/s | 434K IOPS | 113K IOPS |
| WUS4CB016D7P3E4 | 1,6 TB | 2 DWPD | 3.290 MB/s | 2.190 MB/s | 515K IOPS | 161K IOPS |
| WUS4CB032D7P3E4 | 3,2 TB | 2 DWPD | 3.330 MB/s | 2.040 MB/s | 511K IOPS | 158K IOPS |
| WUS4CB064D7P3E4 | 6,4 TB | 2 DWPD | 3.230 MB/s | 1.970 MB/s | 496K IOPS | 149K IOPS |
| WUS4BB096D7P3E4 | 960 GB | 0,8 DWPD | 3.330 MB/s | 1.190 MB/s | 434K IOPS | 49K IOPS |
| WUS4BB019D7P3E4 | 1,92 TB | 0,8 DWPD | 3.280 MB/s | 2.180 MB/s | 515K IOPS | 88K IOPS |
| WUS4BB038D7P3E4 | 3,84 TB | 0,8 DWPD | 3.330 MB/s | 2.040 MB/s | 511K IOPS | 82K IOPS |
| WUS4BB076D7P3E4 | 7,68 TB | 0,8 DWPD | 3.250 MB/s | 1.980 MB/s | 496K IOPS | 85K IOPS |
Testberichte
- Western Digital NVMe SSDs Take Over the Enterprise (storagereview.com, 23.03.2021)
- Schnelle SSDs für Server: WD Ultrastar SN640 versus Kingston DC1000M (heise.de, 11.09.2020)
Firmware
| Date | Revision | Description |
|---|---|---|
| - | R1410002 | (Sample SSD) |
Quelle: Firmware Release Notes oder Auslesen von SSD-Informationen.
Programmausgaben
smartctl
# smartctl -a /dev/nvme0n1 smartctl 7.1 2019-12-30 r5022 [x86_64-linux-5.4.73-1-pve] (local build) Copyright (C) 2002-19, Bruce Allen, Christian Franke, www.smartmontools.org === START OF INFORMATION SECTION === Model Number: WUS4BB096D7P3E4 Serial Number: A069DF9B Firmware Version: R1410002 PCI Vendor/Subsystem ID: 0x1b96 IEEE OUI Identifier: 0x0014ee Total NVM Capacity: 960,197,124,096 [960 GB] Unallocated NVM Capacity: 0 Controller ID: 0 Number of Namespaces: 128 Namespace 1 Size/Capacity: 960,197,124,096 [960 GB] Namespace 1 Utilization: 0 Namespace 1 Formatted LBA Size: 512 Namespace 1 IEEE EUI-64: 0014ee 830220b780 Local Time is: Thu Mar 25 12:06:03 2021 CET Firmware Updates (0x19): 4 Slots, Slot 1 R/O, no Reset required Optional Admin Commands (0x005f): Security Format Frmw_DL NS_Mngmt Self_Test MI_Snd/Rec Optional NVM Commands (0x005e): Wr_Unc DS_Mngmt Wr_Zero Sav/Sel_Feat Timestmp Warning Comp. Temp. Threshold: 70 Celsius Critical Comp. Temp. Threshold: 80 Celsius Namespace 1 Features (0x02): NA_Fields Supported Power States St Op Max Active Idle RL RT WL WT Ent_Lat Ex_Lat 0 + 12.00W - - 0 0 0 0 50 50 1 + 11.00W - - 1 1 1 1 50 50 2 + 10.00W - - 2 2 2 2 50 50 3 + 9.00W - - 3 3 3 3 50 50 4 + 8.00W - - 4 4 4 4 50 50 Supported LBA Sizes (NSID 0x1) Id Fmt Data Metadt Rel_Perf 0 - 4096 0 0 1 + 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: 38 Celsius Available Spare: 100% Available Spare Threshold: 10% Percentage Used: 0% Data Units Read: 33 [16.8 MB] Data Units Written: 0 Host Read Commands: 777 Host Write Commands: 0 Controller Busy Time: 0 Power Cycles: 21 Power On Hours: 31 Unsafe Shutdowns: 11 Media and Data Integrity Errors: 0 Error Information Log Entries: 0 Warning Comp. Temperature Time: 0 Critical Comp. Temperature Time: 0 Temperature Sensor 1: 33 Celsius Temperature Sensor 2: 38 Celsius Error Information (NVMe Log 0x01, max 256 entries) No Errors Logged
nvme-cli
# nvme list Node SN Model Namespace Usage Format FW Rev ---------------- -------------------- ---------------------------------------- --------- -------------------------- ---------------- -------- /dev/nvme0n1 A069DF9B WUS4BB096D7P3E4 1 0.00 B / 960.20 GB 512 B + 0 B R1410002 /dev/nvme1n1 A069DFA7 WUS4BB096D7P3E4 1 0.00 B / 960.20 GB 512 B + 0 B R1410002 /dev/nvme2n1 A069DFA0 WUS4BB096D7P3E4 1 0.00 B / 960.20 GB 512 B + 0 B R1410002 /dev/nvme3n1 A069DFA6 WUS4BB096D7P3E4 1 0.00 B / 960.20 GB 512 B + 0 B R1410002
# nvme smart-log /dev/nvme0n1 Smart Log for NVME device:nvme0n1 namespace-id:ffffffff critical_warning : 0 temperature : 38 C available_spare : 100% available_spare_threshold : 10% percentage_used : 0% data_units_read : 33 data_units_written : 0 host_read_commands : 777 host_write_commands : 0 controller_busy_time : 0 power_cycles : 21 power_on_hours : 31 unsafe_shutdowns : 11 media_errors : 0 num_err_log_entries : 0 Warning Temperature Time : 0 Critical Composite Temperature Time : 0 Temperature Sensor 1 : 33 C Temperature Sensor 2 : 38 C Thermal Management T1 Trans Count : 0 Thermal Management T2 Trans Count : 0 Thermal Management T1 Total Time : 0 Thermal Management T2 Total Time : 0
# nvme fw-log /dev/nvme0n1 Firmware Log for device:nvme0n1 afi : 0x44 frs1 : 0x3230303031343152 (R1410002) frs2 : 0x3230303031343152 (R1410002) frs3 : 0x3230303031343152 (R1410002) frs4 : 0x3230303031343152 (R1410002)
# nvme show-regs /dev/nvme0n1 cap : 100030140303ff version : 10300 cc : 460001 csts : 1 nssr : 0 intms : 0 intmc : 0 aqa : 1f001f asq : ffffe000 acq : fffff000 cmbloc : 0 cmbsz : 0 bpinfo : 0 bprsel : 0 bpmbl : 0 # uname -a Linux pve01 5.4.73-1-pve #1 SMP PVE 5.4.73-1 (Mon, 16 Nov 2020 10:52:16 +0100) x86_64 GNU/Linux
Einzelnachweise
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Autor: Werner Fischer Werner Fischer arbeitet im Product Management Team von Thomas-Krenn. Er evaluiert dabei neueste Technologien und teilt sein Wissen in Fachartikeln, bei Konferenzen und im Thomas-Krenn Wiki. Bereits 2005 - ein Jahr nach seinem Abschluss des Studiums zu Computer- und Mediensicherheit an der FH Hagenberg - heuerte er beim bayerischen Server-Hersteller an. Als Öffi-Fan nutzt er gerne Bus & Bahn und genießt seinen morgendlichen Spaziergang ins Büro.
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