how to trace the access sequence in block-level - Linux

This is a discussion on how to trace the access sequence in block-level - Linux ; Is there a program to trace a access sequence in block-level,i.e. the logical block number sequence such as 2,3,59.128,......

+ Reply to Thread
Results 1 to 2 of 2

Thread: how to trace the access sequence in block-level

  1. how to trace the access sequence in block-level

    Is there a program to trace a access sequence in block-level,i.e. the
    logical block number sequence
    such as 2,3,59.128,...


  2. Re: how to trace the access sequence in block-level

    Even VFS and filesystem are unaware sequence of block. BIO structure
    has field for this. which is used by IO schedulers.
    liuchuanyi wrote:

    > Is there a program to trace a access sequence in block-level,i.e. the
    > logical block number sequence
    > such as 2,3,59.128,...



+ Reply to Thread