Thanks Anthony for going that proverbial extra mile to cover people in different time zones too.
I believe other people will find your talk as helpful as we did. Regards On Wed, 17 Apr 2019 at 10:08, Anthony Grasso <anthony.gra...@gmail.com> wrote: > > Hi Stefan and devs, > > I have set up a zoom link for the TLP tool set intro that will be on in an > hours time (17 April 2019 @ 11:00AM AEST): https://zoom.us/j/272648772 > > This link is open so if anyone else wishes to join they are welcome to do > so. I will be covering the same topics Jon is covering in his meeting > tomorrow. > > Regards, > Anthony > > > On Wed, 17 Apr 2019 at 08:29, Anthony Grasso <anthony.gra...@gmail.com> > wrote: > > > Hi Stefan, > > > > Thanks for sending the invite out! > > > > Just wondering what do you think of the idea of having a Zoom meeting that > > anyone can join? This way anyone else interested can join us as well. I can > > set that up if you like? > > > > Cheers, > > Anthony > > > > On Tue, 16 Apr 2019 at 21:24, Stefan Miklosovic < > > stefan.mikloso...@instaclustr.com> wrote: > > > >> 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 > >> > >> --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@cassandra.apache.org For additional commands, e-mail: dev-h...@cassandra.apache.org
