Hi,

is there a problem if an Extended Partition does not start on physical sector boundary?

Partition 4 does not start on physical sector boundary.

 ... /dev/sda4 639635454 1953521663 1313886210 626.5G f W95 Ext'd (LBA) /dev/sda5 639635456 954208255 314572800 150G 7 HPFS/NTFS/exFAT ... Partition 4 does not start on physical sector boundary. 

See also https://wiki.hetzner.de/index.php/Partition_Alignment:

On an Extended Partition no data will written, so is there any problem that it does not match the physical sector boundary?

Thanks in Advance

User8461

Hint:

The Question fdisk warning message: (Extended) Partition does not start on physical sector boundary does not ask for the title info and answers only to

Partition table entries are not in disk order

is there a problem if an Extended Partition does not start on physical sector boundary?

Partition 4 does not start on physical sector boundary.

 ... /dev/sda4 639635454 1953521663 1313886210 626.5G f W95 Ext'd (LBA) /dev/sda5 639635456 954208255 314572800 150G 7 HPFS/NTFS/exFAT ... Partition 4 does not start on physical sector boundary. 

See also https://wiki.hetzner.de/index.php/Partition_Alignment:

On an Extended Partition no data will written, so is there any problem that it does not match the physical sector boundary?

Hint:

The Question fdisk warning message: (Extended) Partition does not start on physical sector boundary does not ask for the title info and answers only to

Partition table entries are not in disk order