Hi Deepti, I have a question regarding the use case, What is the benefit you are getting from updating only client?
-- Hema Kumar On Tue, Aug 2, 2022 at 11:04 PM Deepti Sharma S <deepti.s.sha...@ericsson.com.invalid> wrote: > Hello Team, > > > > We are currently using Hadoop HDFS version 2.7.3 at HDFS Client Driver & > HDFS Server. We have following queries: > > > > 1. We are planning to move HDFS Client Driver to latest stable version > of HDFS 3.3.3. > 1. Can you please let us know if there are any HDFS Client level > API changes in 3.3.3 version from older version of 2.7.3 which are not > backward compatible. > 2. Suppose we move HDFS Client to version 3.3.3 and HDFS Server > remains on older version 2.7.3. Is there any functionality present in > older > HDFS Client version 2.7.3 which shall not work if we upgrade HDFS > Client to > version 3.3.3 with HDFS Server still on older release 2.7.3? > > > > 1. I have gone through this Hadoop documentation *link* > > <https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/Compatibility.html#Wire_Protocols> > where there is mention of “forward compatible across minor releases within > a major version“. However I am not able to find mention of compatibility > across Major versions. > 1. Could you please point me to compatibility matrix and/or > statement which can be used to deduce the compatibility of the new > client > driver with old released Hadoop servers & vice-versa. > > > > > > > > Regards, > > Deepti Sharma > * PMP® & ITIL* > > >
