Hi Micheal, With 1K inodes you won't have space to accommodate new features, IIRC the current minimal limit on modern lustre is 2K now. If you're running out of MDT space you might consider DNE and multiple MDT's to accommodate that larger name space.
-cf On Wed, Oct 2, 2019 at 1:54 PM Hebenstreit, Michael < [email protected]> wrote: > http://wiki.lustre.org/Lustre_Tuning#Number_of_Inodes_for_MDS > > and I'd like to use --mkfsoptions='-i 1024' to have more inodes in the > MDT. We already run out of inodes on that FS (probably due to an ZFS bug in > early IEEL version) - so I'd like to increase #inodes if possible > > > -----Original Message----- > From: Mohr Jr, Richard Frank <[email protected]> > Sent: Wednesday, October 02, 2019 13:39 > To: Hebenstreit, Michael <[email protected]> > Cc: [email protected] > Subject: Re: [lustre-discuss] changing inode size on MDT > > > > > On Oct 2, 2019, at 1:08 PM, Hebenstreit, Michael < > [email protected]> wrote: > > > > Could anyone point out to me what the downside of having an inode size > of 1k on the MDT would be (compared to the 4k default)? > > Are you talking about the inode size, or the “-i” option to mkfs.lustre > (which actually controls the ratio of inodes to free space)? > > —Rick > > _______________________________________________ > lustre-discuss mailing list > [email protected] > http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org >
_______________________________________________ lustre-discuss mailing list [email protected] http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
