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94370f5955
Add a default 4 KiB ashift for Amazon EC2 NVMe devices on instances with NVMe ephemeral devices, such as the types c5d, f1, i3 and m5d. As per the official documentation [1] a 4096 byte blocksize should be used to match the underlying hardware. The string was identified via: $ sudo sginfo -M /dev/nvme0n1 INQUIRY response (cmd: 0x12) ---------------------------- Device Type 0 Vendor: NVMe Product: Amazon EC2 NVMe Revision level: $ lsblk -io KNAME,TYPE,SIZE,MODEL KNAME TYPE SIZE MODEL nvme0n1 disk 442.4G Amazon EC2 NVMe Instance Storage [1] https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ storage-optimized-instances.html Retrived 2018-07-03 Reviewed-by: George Melikov <mail@gmelikov.ru> Reviewed-by: Giuseppe Di Natale <guss80@gmail.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Troels Nørgaard <tnn@tradeshift.com> Closes #7676 |
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| .. | ||
| arc_summary | ||
| arcstat | ||
| dbufstat | ||
| fsck_zfs | ||
| mount_zfs | ||
| raidz_test | ||
| vdev_id | ||
| zdb | ||
| zed | ||
| zfs | ||
| zgenhostid | ||
| zhack | ||
| zinject | ||
| zpool | ||
| zstreamdump | ||
| ztest | ||
| zvol_id | ||
| Makefile.am | ||