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@sp98 Thanks for your response. I'm not sure if the information I provided is complete. If you need any additional information, please feel free to contact me at any time.
@sp98 OSDs all available. 
There should be osd flapping from the logs. 
I'm sorry, I don't know how to observe this behavior.
Sorry, upgrading is a big move, could we first find the problem before upgrading
Thanks!!! @sp98
@yaarith Sure, here is the output  

Also corrected a few typo errors
Hi @defbin , could you take a look my pull request, thanks!