Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Hi, > In our case, we use drbd to sync oracle db data in two node across the > wan. Since the net bandwidth is slow(<2M), the i/o performance is > pretty poor in primary node because i/o operation will be pending to > wait the data transmission. Officially wording would be to purchase the drbd proxy by Linbit who is designed to handle such cases. > So we have considered the following solution: On secondary node, > run disconnect and connect command in sequence . Diconnect drbd0 , > wait 5 minutes (or longer time), connect drbd0 again, and after sync Wow, not a bad idea I'd say. > 1. How can we confirm that each sychorinzation after connecting is a > quick sync and not a full sync? And how to tune it to be that. Afaik it'll sync from the last know good state by default. I don't think you can tweak aomething here. If drbd has the opinion it needs to do a full sync you'll have to accept this. Greetings Christian