Re: [Xen-devel] [BUG] EDAC infomation partially missing

2017-05-16 Thread Elliott Mitchell
On Tue, May 16, 2017 at 03:54:37AM -0600, Jan Beulich wrote: > >>> On 16.05.17 at 05:47, wrote: > > I suspect the only paravirtualization needed is to > > map the physical address of the soft|hard errors to which VM's memory > > range was effected. What this effects is which VM should panic in c

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2017-05-16 Thread Andrew Cooper
On 16/05/17 10:54, Jan Beulich wrote: On 16.05.17 at 05:47, wrote: >> On Mon, May 15, 2017 at 02:02:53AM -0600, Jan Beulich wrote: >> On 14.05.17 at 00:36, wrote: I haven't yet done as much experimentation as Andreas Pflug has, but I can confirm I'm also running into this bug w

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2017-05-16 Thread Jan Beulich
>>> On 16.05.17 at 05:47, wrote: > On Mon, May 15, 2017 at 02:02:53AM -0600, Jan Beulich wrote: >> >>> On 14.05.17 at 00:36, wrote: >> > I haven't yet done as much experimentation as Andreas Pflug has, but I >> > can confirm I'm also running into this bug with Xen 4.4.1. >> > >> > I've only trie

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2017-05-15 Thread Elliott Mitchell
On Mon, May 15, 2017 at 02:02:53AM -0600, Jan Beulich wrote: > >>> On 14.05.17 at 00:36, wrote: > > I haven't yet done as much experimentation as Andreas Pflug has, but I > > can confirm I'm also running into this bug with Xen 4.4.1. > > > > I've only tried Linux kernel 3.16.43, but as Dom0: > >

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2017-05-15 Thread Jan Beulich
>>> On 14.05.17 at 00:36, wrote: > I haven't yet done as much experimentation as Andreas Pflug has, but I > can confirm I'm also running into this bug with Xen 4.4.1. > > I've only tried Linux kernel 3.16.43, but as Dom0: > > EDAC MC: Ver: 3.0.0 > AMD64 EDAC driver v3.4.0 > EDAC amd64: DRAM ECC

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2017-05-13 Thread Elliott Mitchell
I haven't yet done as much experimentation as Andreas Pflug has, but I can confirm I'm also running into this bug with Xen 4.4.1. I've only tried Linux kernel 3.16.43, but as Dom0: EDAC MC: Ver: 3.0.0 AMD64 EDAC driver v3.4.0 EDAC amd64: DRAM ECC enabled. EDAC amd64: NB MCE bank disabled, set MSR

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2016-01-22 Thread Andreas Pflug
Am 22.01.16 um 11:40 schrieb Jan Beulich: On 22.01.16 at 10:09, wrote: >> When booting with Xen 4.4.1: >> >> AMD64 EDAC driver v3.4.0 >> EDAC amd64: DRAM ECC enabled. >> EDAC amd64: NB MCE bank disabled, set MSR 0x017b[4] on node 0 to enable. > I wonder how valid his message is. We actual

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2016-01-22 Thread Jan Beulich
>>> On 22.01.16 at 10:09, wrote: > When booting with Xen 4.4.1: > > AMD64 EDAC driver v3.4.0 > EDAC amd64: DRAM ECC enabled. > EDAC amd64: NB MCE bank disabled, set MSR 0x017b[4] on node 0 to enable. I wonder how valid his message is. We actually write this MSR with all ones during boot. Ho

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2016-01-22 Thread Andreas Pflug
Am 21.01.16 um 17:41 schrieb Jan Beulich: On 20.01.16 at 16:01, wrote: >> Initially reported to debian >> (http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=810964), redirected here: >> >> With AMD Opteron 6xxx processors, half of the memory controllers are >> missing from /sys/devices/system/

Re: [Xen-devel] [BUG] EDAC infomation partially missing

2016-01-21 Thread Jan Beulich
>>> On 20.01.16 at 16:01, wrote: > Initially reported to debian > (http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=810964), redirected here: > > With AMD Opteron 6xxx processors, half of the memory controllers are > missing from /sys/devices/system/edac/mc > Checked with single 6120 (dual memory

[Xen-devel] [BUG] EDAC infomation partially missing

2016-01-20 Thread Andreas Pflug
Initially reported to debian (http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=810964), redirected here: With AMD Opteron 6xxx processors, half of the memory controllers are missing from /sys/devices/system/edac/mc Checked with single 6120 (dual memory controller) and twin 6344 (2x dual MC), other