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In traditional partitioning , why primary partitions limited to 4 ?

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Linux Expert

The limitation is 4 Primary partitions and comes from the structure of the Master Boot Record(MBR). However, you could have 3 primary partitions and 1 extended partition which can have any number of logical partitions within it. EFI supports GUID partition tables, which do not have this limitation...
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Trainer

Yes, that's exactly it. The partition table at the front of an MBR disk (as opposed to a GPT style disk) has a very strict data-structure that dates from the 1980's when space was a precious, precious thing. The design decision way back then was to only allow four partitions, but allow one of them to...
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Yes, that's exactly it. The partition table at the front of an MBR disk (as opposed to a GPT style disk) has a very strict data-structure that dates from the 1980's when space was a precious, precious thing. The design decision way back then was to only allow four partitions, but allow one of them to be an 'extended' partition that was a pointer to another spot on the disk that could contain a lot more 'logical' partitions. read less
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Unix/Linux Administrator with 8+ years of realtime experience

In traditional partitioning , primary partitions limited to 4. Because the BIOS which available in the system(manufactured my System Manufacturers) will recognize only 4 primary partitions.
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Computer Wizard

Because the hardrive by default works on MBR...... or Master Boot Record...
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Linux Devops Trainer

It is actually the limitation of MBR, which contains the bootloader code and partition info.
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Diploma in electronic engineering

limitation of IBM/compatible HD
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Redhat Certified Engineer (RHCE)

Because of Limitations in The MBR(Master Boot Record) why because the size of MBR is 512B only ..
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RHCE AS A CHILD PLAY

dear Ansil, MBR size is 512 in which have three type of values i.e. Bootstrap code area+Partition table+Boot signature = 446+4*16+2
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