Addendum to the previous comment: glibc version is 2.31-0ubuntu9.
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https://bugs.launchpad.net/bugs/1727136
Title:
[GLIBC] Fix glibc AVX frequency problems
Status in
I'm having the same issue with Ubuntu 20.04, linux 5.4.0-31-generic:
user@linux:~$ sudo perf stat -e
cpu/event=0x28,umask=0x18,name=core_power_lvl1_turbo_license/,cpu/event=0x28,umask=0x20,name=core_power_lvl2_turbo_license/,cpu/event=0x28,umask=0x40,name=core_power_throttle/,cycles
-a -I 1000
Maybe some symptoms with my old mainboard will be helpful for general
debugging this issue:
-The drive was *sometimes* recognised fine at boot in first place, showed with
"lspci" and "nvme list" would give me correct output
-After boot, the drive would go "missing" after a duration of approx. 5
Dan,
unfortunately I can't, as the bug won't show up with my new mainboard
anymore, that's why I suspected it to be chipset-specific (see
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1626894/comments/36).
roots.
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@All:
In the meantime, I've switched to a different motherboard, where the
issue does not occur _within linux_ anymore (with none of the default
Ubuntu Kernels (4.4.0-53, -57, -59, 4.8.0-32 and 4.9.0 from the mainline
ppa). This applies for both the NVME SSD being hooked to a PCIe-Slot
(via
@Wayne Scott: I succeeded in catching some of those scrolling screen
messages (for another issue) by filming the screen output with my mobile
phone. However, I had to set a high recording framerate (50 or 60Hz).
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Hmmm...unfortunately there's no such thing for my mainboard :-|
However, thanks and please keep us posted!
Happy holidays for you, too!
r.
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Hi,
I'm having the same issue with Xenial and various kernels I've tested.
Did you find any solution or workaround to this issue yet?
Thanks,
r.
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Hi,
I second Stephanes post: Please set this bug to NOT FIXED - I'm having
this issue with Ubuntu 16.04, Kernels 4.4.0-53, -57, -58 and 4.9.0.
Drive is a Samsung 960 Pro M2 SSD on a PCIe-M2 - Adapter hooked to a
PCIe16x slot, Gigabyte GA-Z77X-UD3H mobo.
[0.715691] nvme0n1: p1
[ 171.849770]
Please mark as OPEN, see my post below. Thanks.
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https://bugs.launchpad.net/bugs/1626894
Title:
nvme drive probe failure
Status in linux package in Ubuntu:
Fix Released
Thanks for your answer and sorry for the late feedback. This weird
bug/panic disappeared after switching from nonfree Catalyst to free
radeon driver. Even when using Catalyst again, the bug does not
reappear. So Dave seems to be right, thanks for the pointers. However I
still don't understand the
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