我的cassandra集群的一个节点经常像每天一样中断。它主要是因为其他工作的记忆消耗而导致早上休息。但我没有在日志中看到任何错误消息。以下是中断时的日志消息:
INFO [MemtableFlushWriter:313] 2016-04-07 07:19:19,629 Memtable.java:385 - 已完成刷新/数据/ cassandra / data / system / compaction_history -b4dbb7b4dc493fb5b3bfce6e434832ca / system-compaction_history-ka-6666-Data。 db(6945字节)用于commitlog位置ReplayPosition(segmentId = 1459914506391,position = 14934142) INFO [MemtableFlushWriter:313] 2016-04-07 07:19:19,631 Memtable.java:346 - 编写Memtable-sstable_activity @ 823770964(21691序列化字节,7605操作,0%/ 0%的开/关堆限制) INFO [MemtableFlushWriter:313] 2016-04-07 07:19:19,650 Memtable.java:385 - 已完成刷新/data/cassandra/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-7558═.db(13689 commitplay位置ReplayPosition(segmentId = 1459914506391,position = 14934142) INFO [CompactionExecutor:1176] 2016-04-07 07:19:19,651 CompactionTask.java:140 - 压缩[SSTableReader(path =' / data / cassandra / data / system / sstable_activity-5a1ff267ace03f128563cfae6103c65e / system-sstable_activity-ka -7557-Data.db'),SSTableReader(path ='/data/cassandra/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-7556═.db'),SSTableReader( path ='/data/cassandra/data/system/sstable_activity-5a1ff267ace03f128563cfae6103c65e/system-sstable_activity-ka-7555═.db'),SSTableReader(path =' / data / cassandra / data /系统/ sstable_activity-5a1ff267ace03f128563cfae6103c65e /系统sstable_activity-KA-7558-Data.db&#39)] INFO [CompactionExecutor:1176] 2016-04-07 07:19:19,696 CompactionTask.java:270 - 压缩4个sstables到[/ data / cassandra / data / system / sstable_activity-5a1ff267ace03f128563cfae6103c65e / system-sstable_activity-ka-7559,]。在45ms内,46,456字节到9,197(原始的约19%)= 0.194910MB / s。共有1,498个分区合并为216.分区合并计数为{1:675,2:33,3:11,4:181,} INFO [MemtableFlushWriter:312] 2016-04-07 07:19:19,717 Memtable.java:385 - 已完成刷新/data/cassandra/data/system/size_estimates-618f817b005f3678b8a453f3930b8e86/system-size_estimates-ka-8014-Data.db(854938 commitlog位置ReplayPosition(segmentId = 1459914506391,position = 14934142)
我知道操作系统会杀死它但是如何找到问题的根本原因以及是否可以为cassandra进行任何配置更改?