Re: Cassandra coordinator metrics

2014-07-16 Thread Or Sher
1. Thanks, make sense. 2. Is there a special reason for that? Is it somewhere in the road map? On Thu, Jul 17, 2014 at 2:45 AM, Tyler Hobbs wrote: > > On Mon, Jul 7, 2014 at 1:08 AM, Or Sher wrote: > >> 1. What exactly does the CoordinatorScanLatency means? >> > > It's the latency for table sc

Re: Cassandra coordinator metrics

2014-07-16 Thread Tyler Hobbs
On Mon, Jul 7, 2014 at 1:08 AM, Or Sher wrote: > 1. What exactly does the CoordinatorScanLatency means? > It's the latency for table scans, like "select * from mytable". The normal read latency only covers reads within a partition. > 2. Is there a write equivalent metric? > No. -- Tyler H

Cassandra coordinator metrics

2014-07-06 Thread Or Sher
Hi, I found that 2.0.9 exposes "CoordinatorReadLatency" and "CoordinatorScanLatency" on a column family resolution. 1. What exactly does the CoordinatorScanLatency means? 2. Is there a write equivalent metric? -- Or Sher