[ClusterLabs] Antw: Warning: Data Corruption Issue Discovered in DRBD 8.4 and 9.0

[Eric Robinson]

> I don't know the tool, but isn't the expectation a bit high that the tool will trim
> the correct blocks throuch drbd->LVM/mdadm->device? Why not use the tool
> on the affected devices directly?
> 

I did, and the corruption did not occur. It only happened when writing through the DRBD layer. Also, I disabled the TRIM function of the tools and merely used it as a drive burn-in without triggering any trim commands. Same results.

--Eric