Re: Regression in 5.1.20: Reading long directory fails

From: Chuck Lever
Date: Tue Sep 03 2019 - 15:12:19 EST

On Sep 3, 2019, at 3:06 PM, Jason L Tibbitts III <tibbs@xxxxxxxxxxx> wrote:

>>>>>> "WW" == Wolfgang Walter <linux@xxxxxxx> writes:
> WW> What filesystem do you use on the server? xfs?
> Yeah, it's XFS.
> WW> If yes, does it use 64bit inodes (or started to use them)?
> These filesystems aren't super old, and were all created with the
> default RHEL7 options.

I think that means no 64-bit inodes.

> I'm not sure how to check that 64 bit inodes are
> being used, though. xfs_info says:
> meta-data=/dev/mapper/nas-faculty--08 isize=256 agcount=4, agsize=3276800 blks
> = sectsz=512 attr=2, projid32bit=1
> = crc=0 finobt=0 spinodes=0
> data = bsize=4096 blocks=13107200, imaxpct=25
> = sunit=0 swidth=0 blks
> naming =version 2 bsize=4096 ascii-ci=0 ftype=0
> log =internal bsize=4096 blocks=6400, version=2
> = sectsz=512 sunit=0 blks, lazy-count=1
> realtime =none extsz=4096 blocks=0, rtextents=0
> WW> Do you set a fsid when you export the filesystem?
> I have never done so on any server.
> And note that the servers are basically unchanged for quite some time,
> while the problem I'm having is new. I want to find some server-related
> cause for this but so far I haven't been able to do so. It seems my
> best option now seems to be to migrate all data off of this server and
> then wipe, reinstall and see if the problem reoccurs.
> - J<