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  1. reason for not supporting online shrink in ext4

    Shrinking volume offline is possible in ext4.
    Can anyone please tell me what are the issues in implementing shrinking volume online in ext4.

    Thanks,
    Raphel
  2. why online shrink is not supported with EXT4_IOC_RESIZE_FS?

    Hi,

    I was referring EXT4_IOC_RESIZE_FS ioctl implementation in linux kernel ver 3.3.8.

    It is given in the code that online shrinking not supported.

    if (n_blocks_count < o_blocks_count) {...
  3. Curious to know whether this new online resize...

    Curious to know whether this new online resize support is for shrinking the partition without unmounting
    the filesystem. I hope this has support for expanding the partition.
    Please clarify.
  4. Please clarify whether this new implementation...

    Please clarify whether this new implementation has support for shrinking partition/filesystem online?
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