I see pretty much the same formulation in the 1.2 docs, so I'm wondering what would be the best rewrite of that paragraph?
On Tue, Jul 23, 2013 at 9:00 AM, hajjat <haj...@purdue.edu> wrote: > > > On Tue, Jul 23, 2013 at 5:05 AM, aaron morton [via [hidden > email]<http://user/SendEmail.jtp?type=node&node=7589248&i=0>] > <[hidden email] <http://user/SendEmail.jtp?type=node&node=7589248&i=1>>wrote: > >> “/Insert-heavy workloads will actually be CPU-bound in Cassandra before >> being >> memory-bound/” >> >> What is the source for that ? > > > http://www.datastax.com/docs/0.8/cluster_architecture/cluster_planning > > >> >> This is because everything is >> *first *written to the commit log *on disk*. Any thoughts?? >> >> Pretty much. >> >> Cheers >> >> ----------------- >> Aaron Morton >> Cassandra Consultant >> New Zealand >> >> @aaronmorton >> http://www.thelastpickle.com >> >> On 22/07/2013, at 8:58 AM, hajjat <[hidden >> email]<http://user/SendEmail.jtp?type=node&node=7589236&i=0>> >> wrote: >> >> “/Insert-heavy workloads will actually be CPU-bound in Cassandra before >> being >> memory-bound/” >> >> However, from reading the documentation >> (http://www.datastax.com/docs/1.2/dml/about_writes) it seems the disk is >> the >> real bottleneck in Writes rather than the CPU. This is because everything >> is >> *first *written to the commit log *on disk*. Any thoughts?? >> >> >> >> -- >> View this message in context: >> http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Are-Writes-disk-bound-rather-than-CPU-bound-tp7589191.html >> Sent from the [hidden >> email]<http://user/SendEmail.jtp?type=node&node=7589236&i=1>mailing list >> archive at >> Nabble.com. >> >> >> >> >> ------------------------------ >> If you reply to this email, your message will be added to the >> discussion below: >> >> http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Are-Writes-disk-bound-rather-than-CPU-bound-tp7589191p7589236.html >> To unsubscribe from Are Writes disk-bound rather than CPU-bound?, click >> here. >> NAML<http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/template/NamlServlet.jtp?macro=macro_viewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace-nabble.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21nabble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml-send_instant_email%21nabble%3Aemail.naml> >> > > > > -- > *Mohammad Hajjat* > *Ph.D. Student* > *Electrical and Computer Engineering* > *Purdue University* > > ------------------------------ > View this message in context: Re: Are Writes disk-bound rather than > CPU-bound?<http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Are-Writes-disk-bound-rather-than-CPU-bound-tp7589191p7589248.html> > > Sent from the cassandra-u...@incubator.apache.org mailing list > archive<http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/>at > Nabble.com. > -- :- a) Alex Popescu @al3xandru
