Re: Newer kernels fail to boot on a U450?

2021-02-24 Thread Frank Scheiner
Hi Mark, On 24.02.21 14:01, Mark Cave-Ayland wrote: On 24/02/2021 12:29, Frank Scheiner wrote: On 24.02.21 12:14, Mark Cave-Ayland wrote: Thanks for the information! Do you have a display on your U450 at all? No, access was/is via serial console. The U450 we were trying to rescue was headl

Re: Newer kernels fail to boot on a U450?

2021-02-24 Thread Mark Cave-Ayland
On 24/02/2021 12:29, Frank Scheiner wrote: Hi Mark, On 24.02.21 12:14, Mark Cave-Ayland wrote: [...] I then asked them to work backwards through a collection of historical debian-ports ISOs that I own until we found one that would boot. The results were as follows: debian-10.0.0-sparc64-NETI

Re: Newer kernels fail to boot on a U450?

2021-02-24 Thread John Paul Adrian Glaubitz
Hi Frank! On 2/24/21 1:43 PM, Frank Scheiner wrote: >> There is a stability issue on newer kernels on older hardware that is >> currently >> being debugged though [1]. > > Didn't know of that thread. I wonder if this could be the reason for the > crashes on my v480 and v490, though they happened

Re: Newer kernels fail to boot on a U450?

2021-02-24 Thread Frank Scheiner
Hi Adrian, On 24.02.21 13:04, John Paul Adrian Glaubitz wrote: Hi Mark! On 2/24/21 12:14 PM, Mark Cave-Ayland wrote: Do people still run newer kernels on older hardware? If there is interest, I may be able to get some more diagnostic information. In particular I'd be curious to know if Oracle

Re: Newer kernels fail to boot on a U450?

2021-02-24 Thread Frank Scheiner
Hi Mark, On 24.02.21 12:14, Mark Cave-Ayland wrote: [...] I then asked them to work backwards through a collection of historical debian-ports ISOs that I own until we found one that would boot. The results were as follows: debian-10.0.0-sparc64-NETINST-1.iso (kernel 5.9.0-1-sparc64, grub) - FA

Re: Newer kernels fail to boot on a U450?

2021-02-24 Thread John Paul Adrian Glaubitz
Hi Mark! On 2/24/21 12:14 PM, Mark Cave-Ayland wrote: > Do people still run newer kernels on older hardware? If there is interest, > I may be able to get some more diagnostic information. In particular I'd be > curious to know if Oracle do any routine testing of newer kernels on machines > such as

Newer kernels fail to boot on a U450?

2021-02-24 Thread Mark Cave-Ayland
Hi all, I've recently had to help a client rescue a U450 and so I asked them to burn the latest debian ports ISO (thank you Adrian!) to boot into a rescue shell. Unfortunately the kernel is unable to boot: grub loads the kernel and initrd into memory but then immediately displays a "Divide by

Pandas package buildd logs for Sparc64

2021-02-24 Thread Antoine CARME
Dear all, I am trying to setup a Debian machine for performing some data science software tests. I was able to perform all these tests on a SPARC T3-1 server with 16 cores and 128 threds on a locally customized Debian sid machine. Big thank you to the debian-sparc team. I know that this port (