Hi Dhruba, The file is being closed properly but the timestamp does not get modified. The modification timestamp still shows the file creation time. I am creating a new file and writing data into this file.
Thanks, Sandeep Dhruba Borthakur-2 wrote: > > I believe that file modification times are updated only when the file is > closed. Are you "appending" to a preexisting file? > > thanks, > dhruba > > > On Tue, Dec 30, 2008 at 3:14 AM, Sandeep Dhawan <[email protected]> wrote: > >> >> Hi, >> >> I have a application which creates a simple text file on hdfs. There is a >> second application which processes this file. The second application >> picks >> up the file for processing only when the file has not been modified for >> 10 >> mins. In this way, the second application is sure that this file is ready >> for processing. >> >> But, what is happening is that the Hadoop is not updating the >> modification >> timestamp of the file even when the file is being written into. The >> modification timestamp of the file is same as the timestamp when the file >> was created. >> >> I am using hadoop 0.18.2. >> >> 1. Is this a bug in hadoop or is this way hadoop works >> 2. Is there way by which I can programmitically set the modification >> timestamp of the file >> >> Thanks, >> Sandeep >> >> -- >> View this message in context: >> http://www.nabble.com/File-Modification-timestamp-tp21215824p21215824.html >> Sent from the Hadoop core-user mailing list archive at Nabble.com. >> >> > > -- View this message in context: http://www.nabble.com/File-Modification-timestamp-tp21215824p21228299.html Sent from the Hadoop core-user mailing list archive at Nabble.com.
