Creating a partition aligned to 1MB boundaries also does not produce a warning and might be (?) more likely to be optimally aligned.
(parted) mkpart Partition name? []? base File system type? [ext2]? ext4 Start? 1MB End? 250GB (parted) unit Unit? [compact]? s (parted) print Model: ATA ST9750420AS (scsi) Disk /dev/sdb: 1465149168s Sector size (logical/physical): 512B/4096B Partition Table: gpt
Number Start End Size File system Name Flags 1 2048s 488282111s 488280064s ext4 base 2 488282112s 1465147391s 976865280s ntfs Basic data partition
(parted) align-check 1 parted: invalid token: 1 alignment type(min/opt) [optimal]/minimal? Partition number? 1 1 aligned
Creating a partition aligned to 1MB boundaries also does not produce a warning and might be (?) more likely to be optimally aligned.
(parted) mkpart
Partition name? []? base
File system type? [ext2]? ext4
Start? 1MB
End? 250GB
(parted) unit
Unit? [compact]? s
(parted) print
Model: ATA ST9750420AS (scsi)
Disk /dev/sdb: 1465149168s
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Number Start End Size File system Name Flags
1 2048s 488282111s 488280064s ext4 base
2 488282112s 1465147391s 976865280s ntfs Basic data partition
(parted) align-check 1
parted: invalid token: 1
alignment type(min/opt) [optimal]/minimal?
Partition number? 1
1 aligned