System completly freezes - 4.7


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This has happened multiple times to me know. The entire unit completely locks up. Even hitting the power button or CTRL+ALT+DEL doesn't invoke the cleanshutdown. System is completly frozen. Only seems to happen when writting data to the system. But, not always. Ran a memtest for hours, everthing showed ok. Have tried swapping memory, same issue. The system just froze on me while doing a data rebuild - after i identified my disk1 was bad.

 

Here is the tail...

 

Apr 23 09:40:30 Tower emhttp: shcmd (36): killall -HUP smbd
Apr 23 09:40:30 Tower emhttp: shcmd (37): /etc/rc.d/rc.nfsd restart | logger
Apr 23 09:41:00 Tower cache_dirs: ==============================================
Apr 23 09:41:00 Tower cache_dirs: command-args=-w -m 1 -M 10 -d 2 -a -noleaf
Apr 23 09:41:00 Tower cache_dirs: vfs_cache_pressure=10
Apr 23 09:41:00 Tower cache_dirs: max_seconds=10, min_seconds=1
Apr 23 09:41:00 Tower cache_dirs: max_depth=2
Apr 23 09:41:00 Tower cache_dirs: command=find -noleaf
Apr 23 09:41:00 Tower cache_dirs: version=1.6.5
Apr 23 09:41:00 Tower cache_dirs: ---------- caching directories ---------------
Apr 23 09:41:00 Tower cache_dirs: Backups
Apr 23 09:41:00 Tower cache_dirs: KidsVideos
Apr 23 09:41:00 Tower cache_dirs: LogansVideos
Apr 23 09:41:00 Tower cache_dirs: MSIso
Apr 23 09:41:00 Tower cache_dirs: Music
Apr 23 09:41:00 Tower cache_dirs: MyData
Apr 23 09:41:00 Tower cache_dirs: NewMovies
Apr 23 09:41:00 Tower cache_dirs: TVRecordings
Apr 23 09:41:00 Tower cache_dirs: WatchedMovies
Apr 23 09:41:00 Tower cache_dirs: ----------------------------------------------
Apr 23 09:41:00 Tower cache_dirs: cache_dirs process ID 5292 started, To termina
te it, type: cache_dirs -q
Apr 23 09:45:28 Tower ntpd[1506]: synchronized to 208.69.56.110, stratum 2
Apr 23 09:47:09 Tower sSMTP[9388]: Creating SSL connection to host
Apr 23 09:47:10 Tower sSMTP[9388]: SSL connection using RC4-SHA
Apr 23 09:47:14 Tower sSMTP[9388]: Sent mail for root@ (221 2.0.0 closing connec
tion l1sm2247452bkl.1) uid=0 username=root outbytes=1533
Apr 23 10:47:09 Tower sSMTP[25478]: Creating SSL connection to host
Apr 23 10:47:10 Tower sSMTP[25478]: SSL connection using RC4-SHA
Apr 23 10:47:14 Tower sSMTP[25478]: Sent mail for root@ (221 2.0.0 closing conne
ction x6sm2268104bkv.12) uid=0 username=root outbytes=1534
Apr 23 11:44:30 Tower kernel: r8169: eth0: link up
Apr 23 11:45:02 Tower last message repeated 7 times

 

As per my sig, this is the system I am running. Anyone have any ideas on what to try now? This gear worked fine in another system. Only things I change recently was the mobo/cpu/ram upgrade. Maybe just fall back to that for the time being?

 

Thanks,

Shawn

 

Edit - one thing I thought of, I have one disk mounted via SNAP - that I have some real time backups of my Windows systems running against. Anyone had issues with SNAP freezing up the system?

 

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Well, finally think I solved this. So far a bunch of copies have worked. Disabled the on-board NIC on the mobo, which is a Realtek, and added in a HP PCI-E dual port NIC that I had. No longer getting those "link up" messages and no freezes. :)

 

Maybe an issue with this particular Realtek version?

 

Shawn

 

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Up on this one - it seems it's not only happening in a few MBs but rather wider on Realtek NICs... Did we find a real 4.7 bug?

 

It is probably a driver issue, which unRAID does not have much control over.  They use the driver that is provided by the kernel.

 

I have a realtek NIC in my production system (on my gigabyte board) and have never had a problem with it.  I have run nearly every stable release of unRAID since 4.5.6 and am running 5.0b6a right now.

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According to my specs I am running the Realtek 8111C and the driver that is reported is the r8169

 

I wonder if that may be some of the problem... this distro using the same driver for different chipsets, which is causing screwups....

Going to look around the shop, see if I can find any other Realtek nic's I can test on this... hopefully of the 8111x flavor...

 

Shawn

 

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