Re: slow compactions

2022-03-06 Thread Bowen Song
Is there anything interesting in the system.log and GC log? What does "nodetool tpstats" show when the node is doing the slow compactions? By the way, Cassandra 3.11.2 is 4 years old, you really should consider upgrading. On 06/03/2022 09:09, onmstester onmstester wrote: Forgot

Re: slow compactions

2022-03-06 Thread onmstester onmstester
rtingĀ  restarting cassandra (although would coming back a few hours later). Copied sstables related to slow compactions to a isolated/single node cassandra, and there, they are fast. Using Set as non-key column I suspect one table with big partitions (1000 rows, each row has a Set which sum of set

slow compactions

2022-03-06 Thread onmstester onmstester
Hi, Sometimes compactions getting so slow (a few KBs per second for each compaction) on a few nodes which would be fixed temporarily by restartingĀ  restarting cassandra (although would coming back a few hours later). Copied sstables related to slow compactions to a isolated/single node

RE: Slow Compactions - CASSANDRA-3592

2011-12-13 Thread Dan Hendry
user@cassandra.apache.org Subject: Re: Slow Compactions - CASSANDRA-3592 Does your issue look similar this one? https://issues.apache.org/jira/browse/CASSANDRA-3532 It is also dealing with compactaion taking 10X longer in 1.0.X On 12/13/2011 09:00 AM, Dan Hendry wrote: I have been observing that

Re: Slow Compactions - CASSANDRA-3592

2011-12-13 Thread Jeremiah Jordan
Does your issue look similar this one? https://issues.apache.org/jira/browse/CASSANDRA-3532 It is also dealing with compactaion taking 10X longer in 1.0.X On 12/13/2011 09:00 AM, Dan Hendry wrote: I have been observing that major compaction can be incredibly slow in Cassandra 1.0 and was curio

Slow Compactions - CASSANDRA-3592

2011-12-13 Thread Dan Hendry
I have been observing that major compaction can be incredibly slow in Cassandra 1.0 and was curious the extent to which anybody else has noticed similar behaviour. Essentially I believe the problem involves the combination of wide rows and expiring columns. Relevant details included in: https: