thank you, and I want to know Is the TsFile file transferred to the cloud in order?How to achieve order?Is it because the sender pipelining job loads the file into the send queue or the receiver reprocesses the order in which the files are received？
At 2021-11-27 20:49:58, "Jialin Qiao" <[email protected]> wrote: >Hi, > >>First, I want to know why the IoTDB chose to use Tsfile’s data file >incremental upload over point-by-point write during IoTDB’s cloud >synchronization, I understand this for two reasons: 1. The Tsfile file >transfer reduces the amount of data transferred because of file >consolidation and data compression; 2. Files sent to the cloud are >organized between internal data and files, reducing duplication of work in >the cloud. I don’t know if this is right？ > >You are right :) > >> Second, based on the current data file uploads, would it be okay, or >would it have to wait a while, to synchronize all the Edge database data >(the latest unwrapped data) in the cloud? >It can only synchronize data over a period of time, not the latest data. > >Yes, the TsFile-sync has some delay. > >To synchronize the latest data, we plan to add a new synchronization based >on log, which has low latency but high overhead. > >Thanks, >————————————————— >Jialin Qiao >School of Software, Tsinghua University > >乔嘉林 >清华大学 软件学院 > > >林欣欣 <[email protected]> 于2021年11月27日周六 下午6:38写道： > >> Hi everyone, >> I am a graduate student who is studying edge computing. I have two >> very doubtable questions to consult everyone. >> First, I want to know why the IoTDB chose to use Tsfile’s data file >> incremental upload over point-by-point write during IoTDB’s cloud >> synchronization, I understand this for two reasons: 1. The Tsfile file >> transfer reduces the amount of data transferred because of file >> consolidation and data compression; 2. Files sent to the cloud are >> organized between internal data and files, reducing duplication of work in >> the cloud. I don’t know if this is right？ >> Second, based on the current data file uploads, would it be okay, or >> would it have to wait a while, to synchronize all the Edge database data >> (the latest unwrapped data) in the cloud? >> Can I understand that the current IoTDB synchronization module in >> the edge cloud is the basic phase? It can only synchronize data over a >> period of time, not the latest data? >> >> >> >> Hope to get your reply and help, thank you. >> >> >> >> >> Lin,
