Re: what's the typical scan latency?

2013-06-04 Thread Amit Mor
, Jun 3, 2013 at 2:00 PM, Liu, Raymond raymond@intel.com wrote: Hi If all the data is already in RS blockcache. Then what's the typical scan latency for scan a few rows from a say several GB table ( with dozens of regions ) on a small cluster with say 4 RS

what's the typical scan latency?

2013-06-03 Thread Liu, Raymond
Hi If all the data is already in RS blockcache. Then what's the typical scan latency for scan a few rows from a say several GB table ( with dozens of regions ) on a small cluster with say 4 RS ? A few ms? Tens of ms? Or more? Best Regards, Raymond Liu

Re: what's the typical scan latency?

2013-06-03 Thread ramkrishna vasudevan
What is that you are observing now? Regards Ram On Mon, Jun 3, 2013 at 2:00 PM, Liu, Raymond raymond@intel.com wrote: Hi If all the data is already in RS blockcache. Then what's the typical scan latency for scan a few rows from a say several GB table ( with dozens

Re: what's the typical scan latency?

2013-06-03 Thread Azuryy Yu
wrote: Hi If all the data is already in RS blockcache. Then what's the typical scan latency for scan a few rows from a say several GB table ( with dozens of regions ) on a small cluster with say 4 RS ? A few ms? Tens of ms? Or more? Best Regards, Raymond

Re: what's the typical scan latency?

2013-06-03 Thread Amit Mor
ramkrishna.s.vasude...@gmail.com wrote: What is that you are observing now? Regards Ram On Mon, Jun 3, 2013 at 2:00 PM, Liu, Raymond raymond@intel.com wrote: Hi If all the data is already in RS blockcache. Then what's the typical scan latency for scan a few

RE: what's the typical scan latency?

2013-06-03 Thread Liu, Raymond
ramkrishna.s.vasude...@gmail.com wrote: What is that you are observing now? Regards Ram On Mon, Jun 3, 2013 at 2:00 PM, Liu, Raymond raymond@intel.com wrote: Hi If all the data is already in RS blockcache. Then what's the typical scan latency for scan a few