Hi Anthony, sounds good. I ve sent you Hangouts meeting invitation privately.
Regards On Tue, 16 Apr 2019 at 14:53, Anthony Grasso <anthony.gra...@gmail.com> wrote: > > Hi Stefan, > > I have been working with Jon on developing the tool set. I can do a Zoom > call tomorrow (Wednesday) at 11am AEST if that works for you? We can go > through all the same information that Jon is going to go through in his > call. Note that I am in the same timezone as you, so if tomorrow morning is > no good we can always do the afternoon. > > Cheers, > Anthony > > > On Sat, 13 Apr 2019 at 22:38, Stefan Miklosovic < > stefan.mikloso...@instaclustr.com> wrote: > > > Hi Jon, > > > > I would like be on that call too but I am off on Thursday. > > > > I am from Australia so 5pm London time is ours 2am next day so your > > Wednesday morning is my Thursday night. Wednesday early morning so > > your Tuesday morning and London's afternoon would be the best. > > > > Recording the thing would be definitely helpful too. > > > > On Sat, 13 Apr 2019 at 07:45, Jon Haddad <j...@jonhaddad.com> wrote: > > > > > > I'd be more than happy to hop on a call next week to give you both > > > (and anyone else interested) a tour of our dev tools. Maybe something > > > early morning on my end, which should be your evening, could work? > > > > > > I can set up a Zoom conference to get everyone acquainted. We can > > > record and post it for any who can't make it. > > > > > > I'm thinking Tuesday, Wednesday, or Thursday morning, 9AM Pacific (5pm > > > London)? If anyone's interested please reply with what dates work. > > > I'll be sure to post the details back here with the zoom link in case > > > anyone wants to join that didn't get a chance to reply, as well as a > > > link to the recorded call. > > > > > > Jon > > > > > > On Fri, Apr 12, 2019 at 10:41 AM Benedict Elliott Smith > > > <bened...@apache.org> wrote: > > > > > > > > +1 > > > > > > > > I’m also just as excited to see some standardised workloads and test > > bed. At the moment we’re benefiting from some large contributors doing > > their own proprietary performance testing, which is super valuable and > > something we’ve lacked before. But I’m also keen to see some more > > representative workloads that are reproducible by anybody in the community > > take shape. > > > > > > > > > > > > > On 12 Apr 2019, at 18:09, Aleksey Yeshchenko > > <alek...@apple.com.INVALID> wrote: > > > > > > > > > > Hey Jon, > > > > > > > > > > This sounds exciting and pretty useful, thanks. > > > > > > > > > > Looking forward to using tlp-stress for validating 15066 performance. > > > > > > > > > > We should touch base some time next week to pick a comprehensive set > > of workloads and versions, perhaps? > > > > > > > > > > > > > > >> On 12 Apr 2019, at 16:34, Jon Haddad <j...@jonhaddad.com> wrote: > > > > >> > > > > >> I don't want to derail the discussion about Stabilizing Internode > > > > >> Messaging, so I'm starting this as a separate thread. There was a > > > > >> comment that Josh made [1] about doing performance testing with real > > > > >> clusters as well as a lot of microbenchmarks, and I'm 100% in > > support > > > > >> of this. We've been working on some tooling at TLP for the last > > > > >> several months to make this a lot easier. One of the goals has been > > > > >> to help improve the 4.0 testing process. > > > > >> > > > > >> The first tool we have is tlp-stress [2]. It's designed with a "get > > > > >> started in 5 minutes" mindset. My goal was to ship a stress tool > > that > > > > >> ships with real workloads out of the box that can be easily tweaked, > > > > >> similar to how fio allows you to design a disk workload and tweak it > > > > >> with paramaters. Included are stress workloads that stress LWTs > > (two > > > > >> different types), materialized views, counters, time series, and > > > > >> key-value workloads. Each workload can be modified easily to change > > > > >> compaction strategies, concurrent operations, number of partitions. > > > > >> We can run workloads for a set number of iterations or a custom > > > > >> duration. We've used this *extensively* at TLP to help our > > customers > > > > >> and most of our blog posts that discuss performance use it as well. > > > > >> It exports data to both a CSV format and auto sets up prometheus for > > > > >> metrics collection / aggregation. As an example, we were able to > > > > >> determine that the compression length set on the paxos tables > > imposes > > > > >> a significant overhead when using the Locking LWT workload, which > > > > >> simulates locking and unlocking of rows. See CASSANDRA-15080 for > > > > >> details. > > > > >> > > > > >> We have documentation [3] on the TLP website. > > > > >> > > > > >> The second tool we've been working on is tlp-cluster [4]. This tool > > > > >> is designed to help provision AWS instances for the purposes of > > > > >> testing. To be clear, I don't expect, or want, this tool to be used > > > > >> for production environments. It's designed to assist with the > > > > >> Cassandra build process by generating deb packages or re-using the > > > > >> ones that have already been uploaded. Here's a short list of the > > > > >> things you'll care about: > > > > >> > > > > >> 1. Create instances in AWS for Cassandra using any instance size and > > > > >> number of nodes. Also create tlp-stress instances and a box for > > > > >> monitoring > > > > >> 2. Use any available build of Cassandra, with a quick option to > > change > > > > >> YAML config. For example: tlp-stress use 3.11.4 -c > > > > >> concurrent_writes:256 > > > > >> 3. Do custom builds just by pointing to a local Cassandra git repo. > > > > >> They can be used the same way as #2. > > > > >> 4. tlp-stress is automatically installed on the stress box. > > > > >> 5. Everything's installed with pure bash. I considered something > > more > > > > >> complex, but since this is for development only, it turns out the > > > > >> simplest tool possible works well and it means it's easily > > > > >> configurable. Just drop in your own bash script starting with a > > > > >> number in a XX_script_name.sh format and it gets run. > > > > >> 6. The monitoring box is running Prometheus. It auto scrapes > > > > >> Cassandra using the Instaclustr metrics library. > > > > >> 7. Grafana is also installed automatically. There's a couple sample > > > > >> graphs there now. We plan on having better default graphs soon. > > > > >> > > > > >> For the moment it installs java 8 only but that should be easily > > > > >> fixable to use java 11 to test ZGC (it's on my radar). > > > > >> > > > > >> Documentation for tlp-cluster is here [5]. > > > > >> > > > > >> There's still some things to work out in the tool, and we've been > > > > >> working hard to smooth out the rough edges. I still haven't > > announced > > > > >> anything WRT tlp-cluster on the TLP blog, because I don't think it's > > > > >> quite ready for public consumption, but I think the folks on this > > list > > > > >> are smart enough to see the value in it even if it has a few warts > > > > >> still. > > > > >> > > > > >> I don't consider myself familiar enough with the networking patch to > > > > >> give it a full review, but I am qualified to build tools to help > > test > > > > >> it and go through the testing process myself. From what I can tell > > > > >> the patch is moving the codebase in a positive direction and I'd > > like > > > > >> to help build confidence in it so we can get it merged in. > > > > >> > > > > >> We'll continue to build out and improve the tooling with the goal of > > > > >> making it easier for people to jump into the QA side of things. > > > > >> > > > > >> Jon > > > > >> > > > > >> [1] > > https://lists.apache.org/thread.html/742009c8a77999f4b62062509f087b670275f827d0c1895bf839eece@%3Cdev.cassandra.apache.org%3E > > > > >> [2] https://github.com/thelastpickle/tlp-stress > > > > >> [3] http://thelastpickle.com/tlp-stress/ > > > > >> [4] https://github.com/thelastpickle/tlp-cluster > > > > >> [5] http://thelastpickle.com/tlp-cluster/ > > > > >> > > > > >> > > --------------------------------------------------------------------- > > > > >> To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org > > > > >> For additional commands, e-mail: dev-h...@cassandra.apache.org > > > > >> > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > > > To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org > > > > > For additional commands, e-mail: dev-h...@cassandra.apache.org > > > > > > > > > > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org > > > For additional commands, e-mail: dev-h...@cassandra.apache.org > > > > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org > > For additional commands, e-mail: dev-h...@cassandra.apache.org > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org For additional commands, e-mail: dev-h...@cassandra.apache.org
