用了key-value型的数据库cassandra一段时间了,这段时间这集群出现这个error:
java.lang.RuntimeException: java.lang.RuntimeException: Could not reach schema agreement with /172.16.13.164 in 60000ms
at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:34)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
at java.lang.Thread.run(Thread.java:662)
Caused by: java.lang.RuntimeException: Could not reach schema agreement with /172.16.13.164 in 60000ms
at org.apache.cassandra.db.HintedHandOffManager.waitForSchemaAgreement(HintedHandOffManager.java:256)
at org.apache.cassandra.db.HintedHandOffManager.deliverHintsToEndpoint(HintedHandOffManager.java:267)
at org.apache.cassandra.db.HintedHandOffManager.access$100(HintedHandOffManager.java:88)
at org.apache.cassandra.db.HintedHandOffManager$2.runMayThrow(HintedHandOffManager.java:391)
at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
... 3 more
抓狂中.................
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哈哈,原来是集群中system库不同步的问题,问题已解决。
在早期发现创建column family 时会卡在那,没办法,唯好重整这个集群了,重新生成数据结构,再copy数据文件回去了。