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Dmitry Sherstobitov closed IGNITE-15317. ---------------------------------------- Ignite Flags: (was: Docs Required,Release Notes Required) > Cache.put/get Jepsen Elle test failed for Java Thin Client > ---------------------------------------------------------- > > Key: IGNITE-15317 > URL: https://issues.apache.org/jira/browse/IGNITE-15317 > Project: Ignite > Issue Type: Bug > Components: thin client > Affects Versions: 2.10 > Reporter: Dmitry Sherstobitov > Priority: Critical > > I've created simple jepsen elle test with for basic functionality > cache.get/put. There is 2 versions of clients: one for thick client and other > for thin client. Invoke code is exactly the same. > Test passed for thick client and failed for thin client. Note that this issue > is reproducible even with noop nemesis algorithm. > {code:java} > (reduce > (fn [txn' [f k v :as micro-op]] > (case f > :r (let [value (read-value cache k)] > (conj txn' [f k value])) > :w (do > (let [contain-key (.containsKey cache k) > value (read-value cache k)] > (if (or (not contain-key) (and contain-key (< > value v))) > (.put cache k v) > (vreset! tx-state false))) ; bye functional > programming, we are saving state here to fail tx later > (conj txn' micro-op)))) > {code} > GitHub repo with jepsen code: https://github.com/qvad/jepsen (see ignite > folder there, there is also small guide how to launch hyper-v VM and run test > there) > Elle reports following anomalies (:anomaly-types (:G1a :G1b :internal)), > which is aborted reads and intermediate reads. > Anomalies description: > https://sitano.github.io/theory/databases/2019/07/30/tx-isolation-anomalies/ -- This message was sent by Atlassian Jira (v8.3.4#803005)