[RELEASE] Scylla 4.4.2
Tzach Livyatan
<tzach@scylladb.com>The ScyllaDB team announces Scylla Open Source 4.4.2, a bugfix release of the Scylla 4.4 stable branch.
Scylla Open Source 4.4.2, like all past and future 4.x.y releases, is backward compatible and supports rolling upgrades.
Related links:
Get Scylla Open Source AWS AMI, Docker, GCP Image, binary packages and unified installer
Upgrade from Scylla Open Source 4.x.y to Scylla Open Source 4.x.z
Please let us know if you encounter any problems.
Issues fixed in this release:
Tools: sstableloader doesn't work with Alternator tables if "-nx" option is used #8230
install: Unified Installer: Incorrect file security context cause scylla_setup to fail #8589
install: nonroot installation broken #8663
Install: dist/redhat: stop using systemd macros, call systemctl directly #8005
Install: Dynamic setting of aio-max-nr based on the number of cpus, mostly needed for large machines like EC2 i3en.24xlarge #8133
CQL: Mismatched types for base and view columns id: timeuuid and timeuuid, generating ”Unable to complete the operation against any hosts” error #8666
Stability: Exceptions in resharding and reshaping are being incorrectly swallowed #8657
Stability: Repairing a table with TWCS potentially cause high number of parallel compaction #8124
Stability: TWCS: in some cases, SSTables are not compacted together when time window finishes #8569
Stability: materialized views: nodes may pull old schemas from other nodes #8554
Stability: reader_concurrency_semaphore: inactive reads can block shutdown #8561
Stability: a regression in Scylla 4.4, seastar scheduler configured with 2x less throughput than it should, results in a “oversized request (length $A) submitted. dazed and confuzed, trimming its weight from $B down to $C'' error #8496
Stability: a disks with tiny request rate may cause Scylla to get stuck while upgrading from 4.3 to 4.4 #8378
Stability: `cache_flat_mutation_reader` position-fast-forwards readers that are not inside a partition, if they immediately return eof
Stability : Optimized TWCS single-partition reader opens sstables unnecessarily #8432 #8435
Stability: "Reader was forwarded before returning partition start" Exception using TWCS in 4.4 #8411
Stability: `time_series_sstable_set::create_single_key_sstable_reader` may return an empty reader even if the queried partition exists (in some other sstable) #8447
Stability: `clustering_order_reader_merger` may immediately return end-of-stream if some (but not necessarily all) underlying readers are empty #8445
Test: Repair session failed (NoCorruptRepair and TerminateAndReplaceNode nemesis, CDC test) #8296