Hi,

This question should go to the impala-user group which you can subscribe to
here:

https://groups.google.com/a/cloudera.org/forum/?fromgroups#!forum/impala-user

Sorry for the confusion.

Brock

On Mon, Oct 29, 2012 at 8:17 PM, Subash D'Souza <[EMAIL PROTECTED]> wrote:

> I'm hoping this is the right place to post questions about Impala. I'm
> playing around with Impala and have configured and got it running. I tried
> a running a query though and it comes back with a very abstract error. Any
> help would be appreciated.
>
> Thanks
> Subash
>
> Here are the error and log files for the same
> [hadoop4.rad.wc.truecarcorp.com:21000] > select * from clearbook2 limit 5;
> ERROR: Failed to open HDFS file hdfs://
> hadoop1.rad.wc.truecarcorp.com:8020/tc/clearbook_data_20120101.txt.gz
> Error(255): Unknown error 255
> ERROR: Invalid query handle
>
> My log files don't seem to give much information
>
> Impala State Server
>
>
>  I1029 18:01:01.906649 23286 impala-server.cc:1524] TClientRequest.queryOptions: TQueryOptions {
>   01: abort_on_error (bool) = false,
>   02: max_errors (i32) = 0,
>   03: disable_codegen (bool) = false,
>   04: batch_size (i32) = 0,
>   05: return_as_ascii (bool) = true,
>   06: num_nodes (i32) = 0,
>   07: max_scan_range_length (i64) = 0,
>   08: num_scanner_threads (i32) = 0,
>   09: max_io_buffers (i32) = 0,
>   10: allow_unsupported_formats (bool) = false,
>   11: partition_agg (bool) = false,
> }
> I1029 18:01:01.906776 23286 impala-server.cc:821] query(): query=select * from clearbook2 limit 5
> I1029 18:01:02.755319 23286 coordinator.cc:209] Exec() query_id=5fa79b17f9a8474f:97b7e6fea1b688a1
> I1029 18:01:02.756422 23286 simple-scheduler.cc:159] SimpleScheduler assignment (data->backend):  (10.5.22.22:50010 -> 10.5.22.22:22000), (10.5.22.24:50010 -> 10.5.22.24:22000), (10.5.22.23:50010 -> 10.5.22.23:22000)
> I1029 18:01:02.756430 23286 simple-scheduler.cc:162] SimpleScheduler locality percentage 100% (3 out of 3)
> I1029 18:01:02.759310 23286 plan-fragment-executor.cc:70] Prepare(): query_id=5fa79b17f9a8474f:97b7e6fea1b688a1 instance_id=5fa79b17f9a8474f:97b7e6fea1b688a2
> I1029 18:01:02.763690 23286 plan-fragment-executor.cc:83] descriptor table for fragment=5fa79b17f9a8474f:97b7e6fea1b688a2
> tuples:
> Tuple(id=0 size=560 slots=[Slot(id=0 type=STRING col=0 offset=16 null=(offset=0 mask=2)), Slot(id=1 type=STRING col=1 offset=32 null=(offset=0 mask=4)), Slot(id=2 type=STRING col=2 offset=48 null=(offset=0 mask=8)), Slot(id=3 type=STRING col=3 offset=64 null=(offset=0 mask=10)), Slot(id=4 type=STRING col=4 offset=80 null=(offset=0 mask=20)), Slot(id=5 type=STRING col=5 offset=96 null=(offset=0 mask=40)), Slot(id=6 type=FLOAT col=6 offset=8 null=(offset=0 mask=1)), Slot(id=7 type=STRING col=7 offset=112 null=(offset=0 mask=80)), Slot(id=8 type=STRING col=8 offset=128 null=(offset=1 mask=1)), Slot(id=9 type=STRING col=9 offset=144 null=(offset=1 mask=2)), Slot(id=10 type=STRING col=10 offset=160 null=(offset=1 mask=4)), Slot(id=11 type=STRING col=11 offset=176 null=(offset=1 mask=8)), Slot(id=12 type=STRING col=12 offset=192 null=(offset=1 mask=10)), Slot(id=13 type=STRING col=13 offset=208 null=(offset=1 mask=20)), Slot(id=14 type=STRING col=14 offset=224
>  null=(offset=1 mask=40)), Slot(id=15 type=STRING col=15 offset=240 null=(offset=1 mask=80)), Slot(id=16 type=STRING col=16 offset=256 null=(offset=2 mask=1)), Slot(id=17 type=STRING col=17 offset=272 null=(offset=2 mask=2)), Slot(id=18 type=STRING col=18 offset=288 null=(offset=2 mask=4)), Slot(id=19 type=STRING col=19 offset=304 null=(offset=2 mask=8)), Slot(id=20 type=STRING col=20 offset=320 null=(offset=2 mask=10)), Slot(id=21 type=STRING col=21 offset=336 null=(offset=2 mask=20)), Slot(id=22 type=STRING col=22 offset=352 null=(offset=2 mask=40)), Slot(id=23 type=STRING col=23 offset=368 null=(offset=2 mask=80)), Slot(id=24 type=STRING col=24 offset=384 null=(offset=3 mask=1)), Slot(id=25 type=STRING col=25 offset=400 null=(offset=3 mask=2)), Slot(id=26 type=STRING col=26 offset=416 null=(offset=3 mask=4)), Slot(id=27 type=STRING col=27 offset=432 null=(offset=3 mask=8)), Slot(id=28 type=STRING col=28 offset=448 null=(offset=3 mask=10)), Slot(id=29
Apache MRUnit - Unit testing MapReduce - http://incubator.apache.org/mrunit/