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Adam Holmberg edited comment on CASSANDRA-16079 at 8/27/20, 7:51 PM: --------------------------------------------------------------------- One idea that was relayed (with attribution to [~mck]] and [~blambov]): {quote}remove the bootstrapping from all dtests that don't need it. e.g. to bootstrap parameterized ccm clusters and save them as templates, and then have each dtest to copy a ccm template and start it up. that deduces sequential bootstrap time with parallel startup time, on basically every dtest.{quote} was (Author: aholmber): One idea that was relayed (with attribution to [~mck]] and [~blambov]): {quote}remove the bootstrapping from all dtests that don't need it. e.g. to bootstrap parameterized ccm clusters and save them as templates, and then have each dtest to copy a ccm template and start it up. that deduces sequential bootstrap time with parallel startup time, on basically every dtest.{quote} > Improve dtest runtime > --------------------- > > Key: CASSANDRA-16079 > URL: https://issues.apache.org/jira/browse/CASSANDRA-16079 > Project: Cassandra > Issue Type: Improvement > Components: CI > Reporter: Adam Holmberg > Priority: Normal > Fix For: 4.0-beta > > > A recent ticket, CASSANDRA-13701, changed the way dtests run, resulting in a > [30% increase in run > time|https://www.mail-archive.com/dev@cassandra.apache.org/msg15606.html]. > While that change was accepted, we wanted to spin out a ticket to optimize > dtests in an attempt to gain back some of that runtime. > At this time we don't have concrete improvements in mind, so the first order > of this ticket will be to analyze the state of things currently, and try to > ascertain some valuable optimizations. Once the problems are understood, we > will break down subtasks to divide the work. > Some areas to consider: > * cluster reuse > * C* startup optimizations > * Tests that should be ported to in-JVM dtest or even unit tests -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org