Re: memory testing

2020-07-16 Thread Michael Catanzaro
On Wed, Jul 15, 2020 at 4:05 pm, Chris Murphy wrote: I haven't. It might be useful to know what Michael Catanzaro thinks of it, before he goes off to buy and install ECC RAM! I've been running it since last night and it hasn't turned up any problems. Very tricky. :/

Re: memory testing

2020-07-16 Thread Peter Jones
On Wed, Jul 15, 2020 at 01:17:50PM -0600, Chris Murphy wrote: > On Wed, Jul 15, 2020 at 12:49 PM Solomon Peachy wrote: > > > > On Wed, Jul 15, 2020 at 01:41:27PM -0500, Michael Catanzaro wrote: > > > Note: memtest86+ actually had an upstream release recently after a *very* > > > long hiatus, so I

Re: memory testing

2020-07-16 Thread Kamil Paral
On Wed, Jul 15, 2020 at 10:56 PM Przemek Klosowski via devel < devel@lists.fedoraproject.org> wrote: > Have you looked at memtester? What do you think of it? > I've successfully used memtester in the past to detect suspend-resume memory corruption on my desktop, just by periodically suspending

Re: memory testing

2020-07-16 Thread Vitaly Zaitsev via devel
On 15.07.2020 21:17, Chris Murphy wrote: > Does anyone know if Microsoft has a signed UEFI memory tester? Yes, but it requires Windows Native API in order to work. -- Sincerely, Vitaly Zaitsev (vit...@easycoding.org) ___ devel mailing list --

Re: memory testing

2020-07-15 Thread Chris Murphy
On Wed, Jul 15, 2020 at 2:55 PM Przemek Klosowski via devel wrote: > > On 7/15/20 1:11 PM, Chris Murphy wrote: > > Hi, > > > > While bad RAM is uncommon, it comes up with some regularity to cause > > folks a lot of grief. I'm wondering if there's a way to make it easier > > to get bad news :-\ In

Re: memory testing

2020-07-15 Thread Przemek Klosowski via devel
On 7/15/20 1:11 PM, Chris Murphy wrote: Hi, While bad RAM is uncommon, it comes up with some regularity to cause folks a lot of grief. I'm wondering if there's a way to make it easier to get bad news :-\ In particular there are cases where RAM defects just don't show up with a few hours of

Re: memory testing

2020-07-15 Thread Ken Gaillot
On Wed, 2020-07-15 at 11:11 -0600, Chris Murphy wrote: > Hi, > > While bad RAM is uncommon, it comes up with some regularity to cause > folks a lot of grief. I'm wondering if there's a way to make it > easier > to get bad news :-\ In particular there are cases where RAM defects > just don't show

Re: memory testing

2020-07-15 Thread Chris Murphy
On Wed, Jul 15, 2020 at 12:49 PM Solomon Peachy wrote: > > On Wed, Jul 15, 2020 at 01:41:27PM -0500, Michael Catanzaro wrote: > > Note: memtest86+ actually had an upstream release recently after a *very* > > long hiatus, so I guess it's no longer dead. But I agree memtest86+ should > > be

Re: memory testing

2020-07-15 Thread Chris Murphy
On Wed, Jul 15, 2020 at 12:09 PM Laura Abbott wrote: > > Detecting hardware faults is a very hard problem unfortunately. I > brought up this question at a conference a few years ago in the > context of determining real bugs from hardware issues and nobody > had any great suggestions. Much of it

Re: memory testing

2020-07-15 Thread Solomon Peachy
On Wed, Jul 15, 2020 at 01:41:27PM -0500, Michael Catanzaro wrote: > Note: memtest86+ actually had an upstream release recently after a *very* > long hiatus, so I guess it's no longer dead. But I agree memtest86+ should > be dropped, since it's incompatible with UEFI and surely not what we want >

Re: memory testing

2020-07-15 Thread Michael Catanzaro
Note that in my mail, I was referring to proprietary memtest86. I haven't tried memtest86+ on my current system since it's clearly obsolete. On Wed, Jul 15, 2020 at 1:20 pm, Brandon Nielsen wrote: While I consider the effort to keep Memtest86+ working in Fedora pretty heroic, and I've

Re: memory testing

2020-07-15 Thread Michael Catanzaro
On Wed, Jul 15, 2020 at 11:11 am, Chris Murphy wrote: 4. "multiple concurrent kernel compiles" and "GCC seems to have memory usage patterns that reliably trigger memory errors that aren't caught by memtest" In my experience, GCC is a really good test for RAM that is obviously bad. By

Re: memory testing

2020-07-15 Thread Brandon Nielsen
On 7/15/20 12:11 PM, Chris Murphy wrote: Hi, While bad RAM is uncommon, it comes up with some regularity to cause folks a lot of grief. I'm wondering if there's a way to make it easier to get bad news :-\ In particular there are cases where RAM defects just don't show up with a few hours of

Re: memory testing

2020-07-15 Thread Laura Abbott
On 7/15/20 1:11 PM, Chris Murphy wrote: Hi, While bad RAM is uncommon, it comes up with some regularity to cause folks a lot of grief. I'm wondering if there's a way to make it easier to get bad news :-\ In particular there are cases where RAM defects just don't show up with a few hours of

memory testing

2020-07-15 Thread Chris Murphy
Hi, While bad RAM is uncommon, it comes up with some regularity to cause folks a lot of grief. I'm wondering if there's a way to make it easier to get bad news :-\ In particular there are cases where RAM defects just don't show up with a few hours of memtest86+, it can take days of contiguous