in the file /var/lib/nfs/etabI get this:
/nfsdata nodo1(rw,sync,wdelay,hide,nocrossmnt,secure,no_root_squash,no_all_squash,no_subtree_check,secure_locks,acl,fsid=45793,mapping=identity,anonuid=65534,anongid=65534)
the version of nfs are this:
nfs-utils-1.0.9-42.el5
nfs-utils-lib-1.0.8-7.6.el5
thanks
ESG
2010/4/21 Steven Whitehouse <swhiteho@xxxxxxxxxx>
Hi,
Did you set fsid= on the export? Which NFS version are you using?
Steve.
On Wed, 2010-04-21 at 17:00 +0200, ESGLinux wrote:
> HI,
>
>
> look at the error that happens when two nodes are writing to the
> index:
>
>
> java.io.IOException: Stale NFS file handle
> at java.io.RandomAccessFile.writeBytes(Native Method)
> at java.io.RandomAccessFile.write(RandomAccessFile.java:466)
> at
> org.apache.lucene.store.FSIndexOutput.flushBuffer(FSDirectory.java:503)
> at
> org.apache.lucene.store.BufferedIndexOutput.flush(BufferedIndexOutput.java:84)
> at
> org.apache.lucene.store.BufferedIndexOutput.close(BufferedIndexOutput.java:98)
> at
> org.apache.lucene.store.FSIndexOutput.close(FSDirectory.java:506)
> at
> org.apache.lucene.index.FieldsWriter.close(FieldsWriter.java:48)
> at
> org.apache.lucene.index.SegmentMerger.mergeFields(SegmentMerger.java:191)
> at
> org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:88)
> at
> org.apache.lucene.index.IndexWriter.mergeSegments(IndexWriter.java:709)
> at
> org.apache.lucene.index.IndexWriter.mergeSegments(IndexWriter.java:686)
> at
> org.apache.lucene.index.IndexWriter.optimize(IndexWriter.java:543)
>
> I think in this case one node has writen to the index and the other
> don´t. Could it be a problem? does GFS anything with this situation?
>
>
> Thanks,
>
>
> ESG
>
>
>
> 2010/4/21 Jeff Sturm <jeff.sturm@xxxxxxxxxx>
> We use Lucene over GFS (no NFS), but the design of our
> application updates Lucene from only one node at a time.
>
>
>
> In general applications that utilize POSIX locking can handle
> concurrent updates safely on GFS even with multiple nodes. It
> wasn't clear to us whether Lucene supports this, however, and
> in your case NFS adds a layer to the mix.
>
>
>
> From:linux-cluster-bounces@xxxxxxxxxx
> [mailto:linux-cluster-bounces@xxxxxxxxxx] On Behalf Of
> ESGLinux
> Sent: Wednesday, April 21, 2010 8:22 AM
> To: linux clustering
> Subject: gfs+nfs+lucene, anyone had tried?
>
>
>
>
>
> Hi All,
>
>
>
>
> I´m mounting a cluster using NFS over GFS and I´m going to
> store a lucene index on it.
>
>
>
>
>
> There are two nodes that write in this index, and I´m worried
> about the index corruption.
>
>
>
>
>
> So anyone have implemented something like this? any problem I
> can find?
>
>
>
>
>
> Thanks in advance,
>
>
>
>
>
> ESG
>
>
>
>
>
>
>
>
>
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>
>
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