This is the output of my problem:
This worked
smc-vm-025:~ # dfm perf data retrieve -o smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k -C aggregate:user_reads -M Sep -s 3600
Timestamp smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k:user_reads
-------------------------------------------------------------------------------
2011-09-09 14:04:43 277.800
2011-09-09 15:04:43 175.867
.
.
This not:
smc-vm-025:~ # dfm perf data retrieve -o smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k -C aggregate:user_reads,aggregate:user_writes -M Sep -s 3600
Error: Expected object:counter; found aggregate:user_reads,aggregate:user_writes.
And this Tables exists:
smc-vm-025:~ # dfm perf data retrieve -o smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k -V "Aggregate Summary View" -M Aug -s 3600
Timestamp smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k:user_reads
-------------------------------------------------------------------------------
No data available
Timestamp smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k:user_writes
-------------------------------------------------------------------------------
No data available
Timestamp smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k:cp_reads
-------------------------------------------------------------------------------
No data available
Timestamp smc-na001-pb.smc.xxx.net:f1_aggr0_mir_15k:total_transfers
-------------------------------------------------------------------------------
No data available
So, the problem still exists.
Regards Martin