Dmitry Kropachev

Host metadata broadcast_rpc_port is None

1

By some reason host metadata has `broadcast_rpc_port` in None, while it is expected to be 9042 Here is list of tests that are failing due to this: - test_control_connection_port_discovery -...

java.lang.NullPointerException: Cannot read the array length because "<local2>" is null

1

Faced this issue once while playing with nosqlbench: ``` [cluster1-worker-0] ERROR com.datastax.cql3.scylla_shaded.driver.core.ExceptionCatchingRunnable - Unexpected error while executing task java.lang.NullPointerException: Cannot read the array length because "" is null at com.datastax.cql3.scylla_shaded.driver.core.HostConnectionPool.closeAsync(HostConnectionPool.java:841)...

c-s equiped with shard-aware dirver can fail with AssertionError that comes from closeAsync

23

When test is completed c-s closes connection to the cluster. due to the bug in driver it can fail there with assertException: ``` java.lang.AssertionError at com.datastax.driver.core.ConvictionPolicy$DefaultConvictionPolicy.signalConnectionClosed(ConvictionPolicy.java:90) at com.datastax.driver.core.Connection.closeAsync(Connection.java:953) at com.datastax.driver.core.HostConnectionPool.discardAvailableConnections(HostConnectionPool.java:882)...

Please answer these questions before submitting your issue. Thanks! ### What version of Gocql are you using? `master` https://github.com/scylladb/gocql/blob/9dd9a7ff606d009cc8b15c3bb6ec5e670e59af8e/session.go#L232-L234 `s.control.getConn()` can return different connection on each call, at least one...

cassandra-stress can keep running even if thread had failed

6

Steps to reproduce are following: 1. Run c-s with 40 threads: ``` cassandra-stress read cl=QUORUM duration=240m -schema keyspace=keyspace1 'replication(factor=3) compaction(strategy=SizeTieredCompactionStrategy)' -port jmx=6868 -mode cql3 native -rate threads=40 -pop seq=1..20971520 -col...

cassandra-stress user profile=/tmp/repro_profile .yaml n=400000000 ops'(insert_query=1)' cl=QUORUM -mode native cql3 -rate threads=1000 -node 10.0.196.236 -errors skip-unsupported-columns c-s throwing following exceptions: com.datastax.driver.core.exceptions.CodecNotFoundException: Codec not found for requested operation: [date java.lang.Integer] at...

sb reports EOF and exit the process

9

Another reproduced instance: Installation details Kernel version: 5.11.0-1028-aws Scylla version (or git commit hash): 5.1.dev-0.20220217.69fcc053b with build-id b8415b1ebbffff2b4183734680f4afab3bfed86d Cluster size: 4 nodes (i3en.2xlarge) Scylla running with shards number (live nodes):...

Fix following things: 1. Get rid of 2 histograms per worker thread to reduce memory usage 2. Make latency printing non-blocking 3. Reorganize code 4. Get rid of histogram merging...

panic on main(67945fb)

4

Unfortunately can't provide project I am running on, but here is the stack: ``` [signal SIGSEGV: segmentation violation code=0x1 addr=0x28 pc=0x63cdba] goroutine 24202 [running]: golang.org/x/tools/go/ssa.memberFromObject(0xc0271f8900, {0x0, 0x0?}, {0x904c30, 0xc02dc27720}, {0x0,...

Fix cowHostList can't have hosts with same `ConnectAddress`

2

`cowHostList` uses `HostInfo.Equal` for host uniqueness, which relies on `ConnectAddress.Equal`, which does not allow to have different hosts with same `ConnectAddress`. It breaks cases like accessing cluster via [tcp](https://github.com/gocql/gocql/issues/1757) or...