Hi Ted - would you happen to have any insight as to what issues might cause a positional read failure for an HFile? Running the HFile tool seems to have normal output.
On Wed, May 13, 2015 at 12:40 PM, donmai <[email protected]> wrote: > Ahhh, thanks for that. Yep, all flushes will (or should be) going to S3. > I'm working through it and it seems that it's defaulting to the positional > read instead of seek+read - is this accurate? > > On Tue, May 12, 2015 at 12:00 PM, Ted Yu <[email protected]> wrote: > >> -w is shorthand for --seekToRow (so it is not offset): >> >> -w,--seekToRow <arg> Seek to this row and print all the kvs for this >> row only >> >> Do you store all your data on s3 ? >> >> Cheers >> >> On Tue, May 12, 2015 at 8:50 AM, donmai <[email protected]> wrote: >> >> > Actually, looking deeper into it, things don't seem to be making sense. >> > >> > The error message is this: Caused by: java.io.IOException: Positional >> read >> > of 65723 bytes failed at offset 394218 (returned 16384) >> > >> > As such, I try to do a read for 65723 bytes using the tool to see if it >> > fails at that offset: >> > >> > hbase org.apache.hadoop.hbase.io.hfile.HFile -w 65723 -f >> > >> > >> s3://hbase/data/default/usertable/5cce51bd0bcc8f7507c7e594b73d2d15/family/ec3d1516dba0447e875d489f3ad8bdc0 >> > >> > This results in no output other than: >> > >> > INFO [main] s3n.S3NativeFileSystem: Stream for key >> > >> > >> 'bleh2/data/default/usertable/5cce51bd0bcc8f7507c7e594b73d2d15/family/ec3d1516dba0447e875d489f3ad8bdc0' >> > seeking to position '1693329' >> > >> > Am I using the HFIle command correctly? >> > >> > On Tue, May 12, 2015 at 11:09 AM, donmai <[email protected]> wrote: >> > >> > > Thanks Ted, this actually helped me out alot! I'm running 0.98.6 and >> was >> > > able to determine that the HFiles are perfectly okay and can be >> scanned >> > > through without issue - it looks like there's something else going on, >> > > since after a compaction everything works... >> > > >> > > On Tue, May 12, 2015 at 9:55 AM, Ted Yu <[email protected]> wrote: >> > > >> > >> What release of hbase are you using ? >> > >> >> > >> Please read http://hbase.apache.org/book.html#hfile where you can >> find >> > >> description about HFile tool. This tool would allow you to >> investigate >> > >> given HFile. >> > >> >> > >> Cheers >> > >> >> > >> On Tue, May 12, 2015 at 6:02 AM, donmai <[email protected]> wrote: >> > >> >> > >> > Hi, >> > >> > >> > >> > I'm getting this error when trying to read from HFiles: >> > >> > >> > >> > http://pastebin.com/SJci7uQM >> > >> > >> > >> > Any idea what's going on here? >> > >> > >> > >> > Thanks! >> > >> > >> > >> >> > > >> > > >> > >> > >
