On Mon, May 14, 2018 at 4:48 PM, Markus Rohwedder <[email protected]> wrote:
> Once inodes are allocated I am not aware of a method to de-allocate them. > This is what the Knowledge Center says: > > *"Inodes are allocated when they are used. When a file is deleted, the > inode is reused, but inodes are never deallocated. When setting the maximum > number of inodes in a file system, there is the option to preallocate > inodes. However, in most cases there is no need to preallocate inodes > because, by default, inodes are allocated in sets as needed. If you do > decide to preallocate inodes, be careful not to preallocate more inodes > than will be used; otherwise, the allocated inodes will unnecessarily > consume metadata space that cannot be reclaimed. "* > > > I believe the Maximum number of inodes cannot be reduced but allocated number of inodes can be. Not sure why the GUI isnt allowing to reduce it. > > From: KG <[email protected]> > To: gpfsug main discussion list <[email protected]> > Date: 14.05.2018 12:57 > Subject: [gpfsug-discuss] pool-metadata_high_error > Sent by: [email protected] > ------------------------------ > > > > Hi Folks > > IHAC who is reporting pool-metadata_high_error on GUI. > > The inode utilisation on filesystem is as below > Used inodes - 92922895 > free inodes - 1684812529 > allocated - 1777735424 > max inodes - 1911363520 > > the inode utilization on one fileset (it is only one being used) is below > Used inodes - 93252664 > allocated - 1776624128 > max inodes 1876624064 > > is this because the difference in allocated and max inodes is very less? > > Customer tried reducing allocated inodes on fileset (between max and used > inode) and GUI complains that it is out of range. > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at spectrumscale.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss > > > > > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at spectrumscale.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss > >
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