Hpw does one set/get the read-concurrency? Also which read-concurrency, for which pool? According to the threads tab in jconsole read-concurrency could be among different pools. There are row-read-stag threads, lots of write threads, row mutation stage etc.
On Mon, Jul 26, 2010 at 12:56 PM, Peter Schuller < peter.schul...@infidyne.com> wrote: > > MESSAGE-DESERIALIZER-POOL 1 682008 1818682 > > On the (unverified by me) assumption that disk reads en up in this > stage as Anthony indicates, and looking at the above line and the > iostat output, makes me want to suggest that maybe the read > concurrency is set to 1 and you need to increase it in order to fully > utilize your disks. > > That said, I have no idea why you would have as many as 682 THOUSAND > pending for that stage (but I'm not sure at what granularity these are > scheduled so perhaps it is normal for e.g. big slicing reads? I don't > know.). > > -- > / Peter Schuller >
