Changed all my hardware. Now I have plenty of free ram. swap never
needed, low iowait and still
7fdbbb73e700 -1 bluestore(/var/lib/ceph/osd/ceph-6) _verify_csum bad
crc32c/0x1000 checksum at blob offset 0x1e000, got 0x6706be76, expected
0x85a3fefe, device location [0x25ac04be000~1000], logical
We built a work-around here: https://github.com/ceph/ceph/pull/23273
Which hasn't been backported, but we'll ship 13.2.2 in our Debian
packages for the croit OS image.
Paul
2018-09-18 21:10 GMT+02:00 Alfredo Daniel Rezinovsky
:
> Changed all my hardware. Now I have plenty of free ram. swap neve
MOMENT !!!
"Some kernels (4.9+) sometime fail to return data when readingfrom a
block device under memory pressure."
I dind't knew that was the problem. Can't I just dowgrade the kernel?
There are known working versions o just need to be prior 4.9?
On 18/09/18 16:19, Paul Emmerich wrote:
We
Yeah, it's very likely a kernel bug (that no one managed to reduce to
a simpler test case or even to reproduce it reliably with reasonable
effort on a test system).
4.9 and earlier aren't affected as far as we can tell, we only
encountered this after upgrading. But I think Bionic ships with a
brok
I started with this after upgrade to bionic. I had Xenial with lts
kernels (4.13) without problem.
I will try to change to ubuntu 4.13 and wait for the logs.
Thanks
On 18/09/18 16:27, Paul Emmerich wrote:
Yeah, it's very likely a kernel bug (that no one managed to reduce to
a simpler test ca
Tried 4.17 with the same problem
Just downgraded to 4.8. Let's see if no more 0x67... appears
On 18/09/18 16:28, Alfredo Daniel Rezinovsky wrote:
I started with this after upgrade to bionic. I had Xenial with lts
kernels (4.13) without problem.
I will try to change to ubuntu 4.13 and wait fo
I have ubuntu servers.
With ukuu I installed kernel 4.8.17-040817 (The last < 4.9 available
kernel) and I haven't any 0x6706be76 crc since.
Nor any inconsistence.
On 19/09/18 12:01, Alfredo Daniel Rezinovsky wrote:
Tried 4.17 with the same problem
Just downgraded to 4.8. Let's see if no mo