Unleash the Fury of NVMe Admin-Passthru A Guide for Data Warriors

... NVMe LS requests - scsi: qla2xxx: Remove unintended flag clearing ... example - ASoC: mediatek: mtk-btcvsd: Add checks for write and ... nvme-subsystem-reset (1) - Reset the nvme subsystem. nvme-admin-passthru (1) - Submit an arbitrary admin command, return results; nvme-attach-ns (1) - Send ... Here are the NVMe admin commands with opcodes: Submission Queue Entry As we have seen from the id-ctrl output, submission queue entry (SQE) size is 64 bytes. ... NVMe CDBs on all MegaRAID8 supported PD types in channel NVDATA. NVMe Passthrough Commands (NVMe Encapsulated). SCSI Opcode. Admin RAID PD. OOB RAID PD. OOB ... ... NVMe block device; nvme-admin-passthru (1) - Submit an arbitrary admin command, return results; nvme-attach-ns (1) - Send NVMe attach namespace, return result. ... passthru-io on supplying "uring_cmd=1" option. https://github.com/joshkan/fio/tree/big-sqe-pt.v1 Example command-line: fio -iodepth=256 -rw ... ... format telemetry-log Retrieve FW Telemetry log write to file fw ... admin-passthru Submit an arbitrary admin command, return results io ... enforced on the target side with reservations or similar mechanism? Think for example about containers where we give eah container access to a single nvme ... For example, the configuration snippet below disables ... To mitigate this, we suggest using NVMe drives with support for NVMe Secure ... Looks like you'll have to use nvme io-passthru (with flags argument for fuse) and deal with the cdw values for slba and nlb yourself.