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August 14, 2018 13:34
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example spdk output for identifying nvme device
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| ===================================================== | |
| NVMe Controller at 0000:81:00.0 [8086:2701] | |
| ===================================================== | |
| Controller Capabilities/Features | |
| ================================ | |
| Vendor ID: 8086 | |
| Subsystem Vendor ID: 8086 | |
| Serial Number: PHKS7335006W375AGN | |
| Model Number: INTEL SSDPED1K375GA | |
| Firmware Version: E2010324 | |
| Recommended Arb Burst: 0 | |
| IEEE OUI Identifier: e4 d2 5c | |
| Multi-path I/O | |
| May have multiple subsystem ports: No | |
| May be connected to multiple hosts: No | |
| Associated with SR-IOV VF: No | |
| Max Data Transfer Size: 131072 | |
| Error Recovery Timeout: Unlimited | |
| NVMe Specification Version (VS): 1.0 | |
| Maximum Queue Entries: 4096 | |
| Contiguous Queues Required: Yes | |
| Arbitration Mechanisms Supported | |
| Weighted Round Robin: Not Supported | |
| Vendor Specific: Not Supported | |
| Reset Timeout: 2000 ms | |
| Doorbell Stride: 4 bytes | |
| NVM Subsystem Reset: Not Supported | |
| Command Sets Supported | |
| NVM Command Set: Supported | |
| Boot Partition: Not Supported | |
| Memory Page Size Minimum: 4096 bytes | |
| Memory Page Size Maximum: 4096 bytes | |
| Optional Asynchronous Events Supported | |
| Namespace Attribute Notices: Not Supported | |
| Firmware Activation Notices: Not Supported | |
| 128-bit Host Identifier: Not Supported | |
| Admin Command Set Attributes | |
| ============================ | |
| Security Send/Receive: Supported | |
| Format NVM: Supported | |
| Firmware Activate/Download: Supported | |
| Namespace Management: Not Supported | |
| Device Self-Test: Not Supported | |
| Directives: Not Supported | |
| NVMe-MI: Not Supported | |
| Virtualization Management: Not Supported | |
| Doorbell Buffer Config: Not Supported | |
| Abort Command Limit: 4 | |
| Async Event Request Limit: 4 | |
| Number of Firmware Slots: 1 | |
| Firmware Slot 1 Read-Only: No | |
| Firmware Update Granularity: No Information Provided | |
| Per-Namespace SMART Log: No | |
| Command Effects Log Page: Supported | |
| Get Log Page Extended Data: Not Supported | |
| Telemetry Log Pages: Not Supported | |
| Error Log Page Entries Supported: 64 | |
| Keep Alive: Not Supported | |
| NVM Command Set Attributes | |
| ========================== | |
| Submission Queue Entry Size | |
| Max: 64 | |
| Min: 64 | |
| Completion Queue Entry Size | |
| Max: 16 | |
| Min: 16 | |
| Number of Namespaces: 1 | |
| Compare Command: Not Supported | |
| Write Uncorrectable Command: Supported | |
| Dataset Management Command: Supported | |
| Write Zeroes Command: Not Supported | |
| Set Features Save Field: Not Supported | |
| Reservations: Not Supported | |
| Firmware Activation Notices: Not Supported | |
| 128-bit Host Identifier: Not Supported | |
| Admin Command Set Attributes | |
| ============================ | |
| Security Send/Receive: Supported | |
| Format NVM: Supported | |
| Firmware Activate/Download: Supported | |
| Namespace Management: Not Supported | |
| Device Self-Test: Not Supported | |
| Directives: Not Supported | |
| NVMe-MI: Not Supported | |
| Virtualization Management: Not Supported | |
| Doorbell Buffer Config: Not Supported | |
| Abort Command Limit: 4 | |
| Async Event Request Limit: 4 | |
| Number of Firmware Slots: 1 | |
| Firmware Slot 1 Read-Only: No | |
| Firmware Update Granularity: No Information Provided | |
| Per-Namespace SMART Log: No | |
| Command Effects Log Page: Supported | |
| Get Log Page Extended Data: Not Supported | |
| Telemetry Log Pages: Not Supported | |
| Error Log Page Entries Supported: 64 | |
| Keep Alive: Not Supported | |
| NVM Command Set Attributes | |
| ========================== | |
| Submission Queue Entry Size | |
| Max: 64 | |
| Min: 64 | |
| Completion Queue Entry Size | |
| Max: 16 | |
| Min: 16 | |
| Number of Namespaces: 1 | |
| Compare Command: Not Supported | |
| Write Uncorrectable Command: Supported | |
| Dataset Management Command: Supported | |
| Write Zeroes Command: Not Supported | |
| Set Features Save Field: Not Supported | |
| Reservations: Not Supported | |
| Timestamp: Not Supported | |
| Volatile Write Cache: Not Present | |
| Atomic Write Unit (Normal): 1 | |
| Atomic Write Unit (PFail): 1 | |
| Scatter-Gather List | |
| SGL Command Set: Not Supported | |
| SGL Keyed: Not Supported | |
| SGL Bit Bucket Descriptor: Not Supported | |
| SGL Metadata Pointer: Not Supported | |
| Oversized SGL: Not Supported | |
| SGL Metadata Address: Not Supported | |
| SGL Offset: Not Supported | |
| Transport SGL Data Block: Not Supported | |
| Firmware Slot Information | |
| ========================= | |
| Active slot: 1 | |
| Slot 1 Firmware Revision: E2010324 | |
| Commands Supported and Effects | |
| ============================== | |
| Admin Commands | |
| -------------- | |
| Delete I/O Submission Queue (00h): Supported | |
| Create I/O Submission Queue (01h): Supported | |
| Get Log Page (02h): Supported | |
| Delete I/O Completion Queue (04h): Supported | |
| Create I/O Completion Queue (05h): Supported | |
| Identify (06h): Supported | |
| Abort (08h): Supported | |
| Set Features (09h): Supported NS-Cap-Change NS-Inventory-Change All-NS-Exclusive | |
| Get Features (0Ah): Supported | |
| Asynchronous Event Request (0Ch): Supported | |
| Firmware Commit (10h): Supported | |
| Firmware Image Download (11h): Supported | |
| Format NVM (80h): Supported LBA-Change NS-Cap-Change NS-Inventory-Change Per-NS-Exclusive | |
| Vendor specific (D0h): Supported LBA-Change NS-Cap-Change NS-Inventory-Change All-NS-Exclusive | |
| Vendor specific (D1h): Supported LBA-Change NS-Cap-Change NS-Inventory-Change All-NS-Exclusive | |
| Vendor specific (D2h): Supported | |
| Vendor specific (D4h): Supported | |
| Vendor specific (E1h): Supported LBA-Change NS-Cap-Change NS-Inventory-Change All-NS-Exclusive | |
| Vendor specific (E2h): Supported LBA-Change NS-Cap-Change NS-Inventory-Change All-NS-Exclusive | |
| I/O Commands | |
| ------------ | |
| Flush (00h): Supported | |
| Write (01h): Supported | |
| Read (02h): Supported | |
| Write Uncorrectable (04h): Supported | |
| Compare (05h): Supported | |
| Dataset Management (09h): Supported LBA-Change | |
| Error Log | |
| ========= | |
| Arbitration | |
| =========== | |
| Arbitration Burst: 1 | |
| Low Priority Weight: 1 | |
| Medium Priority Weight: 1 | |
| High Priority Weight: 1 | |
| Power Management | |
| ================ | |
| Number of Power States: 1 | |
| Current Power State: Power State #0 | |
| Power State #0: Max Power: 18.00 W | |
| Non-Operational Permissive Mode: Not Supported | |
| Health Information | |
| ================== | |
| Critical Warnings: | |
| Available Spare Space: OK | |
| Temperature: OK | |
| Device Reliability: OK | |
| Read Only: No | |
| Volatile Memory Backup: OK | |
| Current Temperature: 302 Kelvin (29 Celsius) | |
| Temperature Threshold: 353 Kelvin (80 Celsius) | |
| Available Spare: 100% | |
| Available Spare Threshold: 0% | |
| Life Percentage Used: 0% | |
| Data Units Read: 37199466 | |
| Data Units Written: 34994188 | |
| Host Read Commands: 6833947649 | |
| Host Write Commands: 5379210366 | |
| Controller Busy Time: 454 minutes | |
| Power Cycles: 3 | |
| Power On Hours: 5969 hours | |
| Unsafe Shutdowns: 0 | |
| Unrecoverable Media Errors: 0 | |
| Lifetime Error Log Entries: 0 | |
| Warning Temperature Time: 0 minutes | |
| Critical Temperature Time: 0 minutes | |
| Number of Queues | |
| ================ | |
| Number of I/O Submission Queues: 31 | |
| Number of I/O Completion Queues: 31 | |
| Intel Health Information | |
| ================== | |
| End to End Error Detection Count: | |
| Normalized Value : 100 | |
| Current Raw Value: 0 | |
| CRC Error Count: | |
| Normalized Value : 100 | |
| Current Raw Value: 0 | |
| Timed Workload, Media Wear: | |
| Normalized Value : 100 | |
| Current Raw Value: 0 | |
| Timed Workload, Host Read/Write Ratio: | |
| Normalized Value : 100 | |
| Current Raw Value: 51% | |
| Timed Workload, Timer: | |
| Normalized Value : 100 | |
| Current Raw Value: 358160 | |
| Thermal Throttle Status: | |
| Normalized Value : 100 | |
| Current Raw Value: | |
| Percentage: 0% | |
| Throttling Event Count: 0 | |
| Retry Buffer Overflow Counter: | |
| Normalized Value : 100 | |
| Current Raw Value: 0 | |
| PLL Lock Loss Count: | |
| Normalized Value : 100 | |
| Current Raw Value: 0 | |
| Host Bytes Written: | |
| Normalized Value : 100 | |
| Current Raw Value: 533968 | |
| Intel Temperature Information | |
| ================== | |
| Current Temperature: 29 | |
| Overtemp shutdown Flag for last critical component temperature: 0 | |
| Overtemp shutdown Flag for life critical component temperature: 0 | |
| Highest temperature: 41 | |
| Lowest temperature: 22 | |
| Specified Maximum Operating Temperature: 72 | |
| Specified Minimum Operating Temperature: 0 | |
| Estimated offset: 0 | |
| Intel Marketing Information | |
| ================== | |
| Marketing Product Information: Intel (R) Optane (TM) SSD P4800X Series | |
| Namespace ID:1 | |
| Deallocate: Supported | |
| Deallocated/Unwritten Error: Not Supported | |
| Deallocated Read Value: Unknown | |
| Deallocate in Write Zeroes: Not Supported | |
| Deallocated Guard Field: 0xFFFF | |
| Flush: Not Supported | |
| Reservation: Not Supported | |
| Size (in LBAs): 91573146 (87M) | |
| Capacity (in LBAs): 91573146 (87M) | |
| Utilization (in LBAs): 91573146 (87M) | |
| EUI64: E4D25C8CF0210100 | |
| Thin Provisioning: Not Supported | |
| Per-NS Atomic Units: No | |
| NGUID/EUI64 Never Reused: No | |
| Number of LBA Formats: 7 | |
| Current LBA Format: LBA Format #03 | |
| LBA Format #00: Data Size: 512 Metadata Size: 0 | |
| LBA Format #01: Data Size: 512 Metadata Size: 8 | |
| LBA Format #02: Data Size: 512 Metadata Size: 16 | |
| LBA Format #03: Data Size: 4096 Metadata Size: 0 | |
| LBA Format #04: Data Size: 4096 Metadata Size: 8 | |
| LBA Format #05: Data Size: 4096 Metadata Size: 64 | |
| LBA Format #06: Data Size: 4096 Metadata Size: 128 |
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