我如何"fix affinity key backups in cache configuration"？

Question

我有一个多节点 Ignite 集群。使用 1.7.0 版本的 Ignite。

刚刚遇到这个错误，导致我的整个 ignite 集群无法启动启动：

org.apache.ignite.IgniteCheckedException: Affinity key backups mismatch (fix
affinity key backups in cache configuration or set
-DIGNITE_SKIP_CONFIGURATION_CONSISTENCY_CHECK=true system property)
[cacheName=ignite-atomics-sys-cache, localAffinityKeyBackups=1,
remoteAffinityKeyBackups=0, rmtNodeId=d663345e-x7ba-5c85-6144-1234a7d3f721]
        at
org.apache.ignite.internal.processors.cache.GridCacheUtils.checkAttributeMismatch(GridCacheUtils.java:1144)
~[ignite-core-1.7.0.jar:1.7.0]
        at
org.apache.ignite.internal.processors.cache.GridCacheProcessor.checkCache(GridCacheProcessor.java:2915)
~[ignite-core-1.7.0.jar:1.7.0]
        at
org.apache.ignite.internal.processors.cache.GridCacheProcessor.onKernalStart(GridCacheProcessor.java:756)
~[ignite-core-1.7.0.jar:1.7.0]
        at org.apache.ignite.internal.IgniteKernal.start(IgniteKernal.java:930)
[ignite-core-1.7.0.jar:1.7.0]
        at
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:1739)
[ignite-core-1.7.0.jar:1.7.0]
        at
org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1589)
[ignite-core-1.7.0.jar:1.7.0]
        at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:1042)
[ignite-core-1.7.0.jar:1.7.0]
        at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:569)
[ignite-core-1.7.0.jar:1.7.0]
        at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:516)
[ignite-core-1.7.0.jar:1.7.0]
        at org.apache.ignite.Ignition.start(Ignition.java:322)
[ignite-core-1.7.0.jar:1.7.0]

"fix affinity key backups in cache configuration" 是什么意思？

Answer 1

这个错误意味着不同的节点为原子数据结构配置了不同数量的备份。这是通过 AtomicConfiguration#backups 属性完成的，您需要确保此属性的值在所有节点上都相等。

我如何"fix affinity key backups in cache configuration"？

How do I "fix affinity key backups in cache configuration"?

backup

ignite