[Linux-cluster] When using GFS+DLM, will DLM manage the locks on journals?

Gordan Bobic gordan at bobich.net
Wed May 14 22:21:56 UTC 2008


Ja S wrote:
> Hi, All:
> 
> Just want to get a clarification.
> 
> When using GFS+DLM, will the locks of journals be
> managed also by DLM in the same way as that for normal
> data files?

My understanding is that there is no locking on the journals across 
nodes except when a node gets fenced and it's journal needs to be 
replayed to ensure data is consistent. Each node has it's own journal.

Gordan




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