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Re: Causes, cures and prevention of orphaned inodes?




On Sun, Feb 04, 2018 at 11:06:21PM -0200, Henrique de Moraes Holschuh wrote:
> On Sun, 04 Feb 2018, Stephen P. Molnar wrote:
> > I am running Debian Stretch on am eight thread AMD GPU platform.
> > Lately, it seems if I have been plagued by surfeit of orphaned nodes.
> 
> That means:
> 
> 1. "unlinked" files or directories were still open when the filesystem
>    had to be shutdown/made read-only.  Uncommon, unless you did something
>    like breaking the system by having /run on something other than
>    tmpfs, etc.
> 
> 2. Filesystem corruption, most likely due to bad RAM.
> 
> 3. Really unusual workload and usage (or *mis*usage ?) pattern that
>    results in (1), perhaps involving VMs.

Could it be due to an undersized(or faulty) power supply?

Could a barely sized power supply, on a heavy load scenario,
lead to file system corruption?

Thank you

> This assumes XFS or ext3/ext4, which seems to be your case.
> 
> > At first I though it might be impending hard drive failure as I started
> > receiving warning messages from the OS, but installing a brand new
> > drive has not solved the problem,  They seem to happen when I am
> > running  four or more apps at the same time. I have 8GB of RAM in the
> > system.
> 
> Test that RAM.
> 
> > Model name:            AMD FX(tm)-8320 Eight-Core Processor
> 
> Ensure you are running the latest AMD microcode on that processor:
> Update the motherboard firmware (BIOS/UEFI) to the latest version
> available from your vendor, and *also* install package amd64-microcode
> from non-free.  Unless you're on the latest AMD microcode on the
> FX-8300, you cannot even run VMs safely.  Who knows what else could be
> broken...
> 
> -- 
>   Henrique Holschuh

Regards
-- 
Felipe Salvador