Of course - however these are supposed to be short waits - not things taking that long as it happens for some users.tmt wrote:Processes in D-wait are completely normal when anything is doing disk i/o. Especially smbd, which is doing i/o to service your remote systems, and kjournald, which is maintaining the EXT3/4 filesystem metadata.
I have severeal NAS - some for testing repeatedly flooded up to 99.9% or 100% and don't have the problem occuring here. Disagree - it's obviously not that easy as you say.SuperMario wrote:Re-creating the issue is not hard, just fill the unit up past 70% on a large EXT3 RAID5 volume and ensure that you have several million files of sizes ranging upto ~5Gb of so.
SuperMario wrote:What is the largest volume size you have? ~19.5 TB
What filesystem (EXT?) and any caching? EXT4 with cahcing
What NAS version and FW? 809, 859, ... to stick with the big ones...
RAID version? 5 and 6 (10 only on smaller units)
How many files in total on the volume? Millions
How many directories on the volume? up to around 250'000
What percentage of the volume is used? up to 100% as mentioined
SuperMario wrote:They have confirmed that they can now replicate the issue on some test NAS units.
They are apparently working on it and promised to get back to me with an update. We'll see.
Users browsing this forum: SGC and 6 guests