OK,thanks, i find it with your help. On Tue, Aug 11, 2009 at 10:05 AM, tim robertson <[email protected]>wrote:
> Depends where you configured it to go. For me it is in /hbase > > I think you might need a / at the end of your ls to see the root of > hdfs and not the user account: > bin/hadoop dfs -ls / > > Cheers > > Tim > > > > On Tue, Aug 11, 2009 at 4:02 AM, Rocks<[email protected]> wrote: > > And i am still puzzled with the simple question, where is my hbase > storage > > file in my HDFS ?In the command "bin/hadoop dfs -ls" , i cannot see > anything > > related to hbase file. > > > > can anyone give me a answer? > > > > On Tue, Aug 11, 2009 at 9:20 AM, Rocks <[email protected]> wrote: > > > >> oh，thanks, can you give me a CDNS tools or tutorial to solve the > metioned > >> problem? > >> > >> > >> > >> On Tue, Aug 11, 2009 at 4:20 AM, Ryan Rawson <[email protected]> > wrote: > >> > >>> HBase can help one overcome the 'small file' problem of HDFS. But > >>> HBase may not be the best methodology once files get beyond a certain > >>> size (that size might be in the 10mb+ area). However that is no > >>> longer 'small files' and HDFS would be suitable again. > >>> > >>> Another aspect to consider is that access for a single row is mediated > >>> by a single regionserver, which means if you have extremely high load > >>> on only a few rows, you might not achieve scalability. Caching layers > >>> (reverse proxies, cdns) can help solve this. But if you are looking at > >>> a high volume, high performance download server that can handle > >>> millions of clients asking for the same object, you might need to > >>> think a bit more. > >>> > >>> -ryan > >>> > >>> On Mon, Aug 10, 2009 at 1:13 PM, Tim Sell<[email protected]> wrote: > >>> > Yes you can store binary data in hbase, all data in hbase is treated > >>> > as just raw bytes. > >>> > It would probably suit well things like thumbnails? I think youtube > >>> > uses bigtable for the thumbnail images of their videos. And they > store > >>> > their actual videos in cdn's (and gfs for the longtail I guess). > >>> > > >>> > So if you have a lot of large binaries, you'll probably want just the > >>> > links in hbase, with the files elsewhere. Maybe mogilefs is more > >>> > suitable then hdfs though, because hdfs doesn't like lots of "small" > >>> > files? > >>> > > >>> > ~Tim. > >>> > > >>> > > >>> > 2009/8/10 Rocks <[email protected]>: > >>> >> Hi,i want to konw whether hbase can store picture and video as blob > >>> field? > >>> >> Maybe I should store the picture path in it ,and point to the pic > or > >>> video > >>> >> in file system? > >>> >> but how to store the pic and video ,how to define the path pointed > to > >>> the > >>> >> file system in top of hadoop? Can anyone give me some suggestion? > >>> >> And i am still uncertain where is my hbase storage file in my HDFS > ?In > >>> the > >>> >> command "bin/hadoop dfs -ls" , i cannot see anything related to > hbase > >>> file. > >>> >> It will be greatly appreciated if you give me some hlep. > >>> >> > >>> > > >>> > >> > >> > > >
