On Wed, Sep 23, 2015 at 12:20 AM, Minh Do <m...@netflix.com> wrote: > First glance at their github, it looks like they re-implemented Cassandra > in C++. 90% components in Cassandra are > in scylladb, i.e. compaction, repair, CQL, gossip, SStable. >
True > > > With C++, I believe this helps performance to some extent up to a point > when compaction has not run yet. > Then, it will be disk IO to be the dominant factor in the performance > measurement as the more traffics to a node the more degrading > the performance is across the cluster. > Also, they only support Thrift protocol so it won't work with Java Driver > with the new asynchronous protocol. I doubt their tests > are truly a fair one. > Scylla currently only support CQL For more info, I suggest to continue the discussion at the new Scylla list https://groups.google.com/forum/#!forum/scylladb-users > > On Tue, Sep 22, 2015 at 2:13 PM, Venkatesh Arivazhagan < > venkey.a...@gmail.com> wrote: > >> I came across this article: >> zdnet.com/article/kvm-creators-open-source-fast-cassandra-drop-in-replacement-scylla/ >> >> Tzach, I would love to know/understand moree about ScyllaDB too. Also the >> benchmark seems to have only 1 DB Server. Do you have benchmark numbers >> where more than 1 DB servers were involved? :) >> >> >> On Tue, Sep 22, 2015 at 1:40 PM, Sachin Nikam <skni...@gmail.com> wrote: >> >>> Tzach, >>> Can you point to any documentation on scylladb site which talks about >>> how/why scylla db performs better than Cassandra while using the same >>> architecture? >>> Regards >>> Sachin >>> >>> On Tue, Sep 22, 2015 at 9:18 AM, Tzach Livyatan < >>> tz...@cloudius-systems.com> wrote: >>> >>>> Hello Cassandra users, >>>> >>>> We are pleased to announce a new member of the Cassandra Ecosystem - >>>> ScyllaDB >>>> ScyllaDB is a new, open source, Cassandra-compatible NoSQL data store, >>>> written with the goal of delivering superior performance and consistent low >>>> latency. Today, ScyllaDB runs 1M tps per server with sub 1ms latency. >>>> >>>> ScyllaDB supports CQL, is compatible with Cassandra drivers, and works >>>> out of the box with Cassandra tools like cqlsh, Spark connector, nodetool >>>> and cassandra-stress. ScyllaDB is a drop-in replacement solution for the >>>> Cassandra server side packages. >>>> >>>> Scylla is implemented using the new shared-nothing Seastar >>>> <http://www.seastar-project.org/> framework for extreme performance on >>>> modern multicore hardware, and the Data Plane Development Kit (DPDK) for >>>> high-speed low-latency networking. >>>> >>>> Try Scylla Now - http://www.scylladb.com >>>> >>>> We will be at Cassandra summit 2015, you are welcome to visit our booth >>>> to hear more and see a demo. >>>> Avi Kivity, our CTO, will host a session on Scylla on Thursday, 1:50 PM >>>> - 2:30 PM in rooms M1 - M3. >>>> >>>> Regards >>>> Tzach >>>> scylladb >>>> >>>> >>> >> >
