![]() The best venue to ask about guidance and experience from others is at. Or, for CephFS, you may want to look into FS-Cache (I don't know if CephFS supports that though). Maybe it is possible to tune RBD for working with dm-cache and network interruptions. ![]() Someone needs to decide which side of the data is the right one. In case the data was changed remotely, and something wrote to the local dm-cache device, a split-brain can happen. There is no guarantee that data has not been modified on an other system once the network comes back after a temporary interruption. What's the best practices of accessing ceph over flaky network connection? For example, can I setup a local dm-cache binding ceph with a local SSD to buffer the I/O? Thanks.Ī flaky network will usually be quite problematic.
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