Angela
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Articles
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Java warning shows when Pulsar outbound connector started
DetailOnce installed and started the latest Pulsar outbound connector 3.2.1, the below Java warning shows in connector log. However, it seems connector still works. What does the warning mean? Will...
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Migration got stuck with warning ctrl ack (6): unexpected source
Problem DescriptionMigration got stuck while upgrading from CE to EE or adding new nodes to the cluster. Increasing the migrate-max-num-incoming and migrate-threads are not helpful.Aerospike logs s...
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Max FD reached on Tie-breaker
DetailUpon starting of new added tie-breaker node to aerospike cluster, why the node reached the configured proto-fd-max? Answer A tie-breaker node was added to the cluster, upon starting aerospike...
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Is it possible to schedule a job to take backup of memory segments
DetailThe Aerospike Shared-Memory Tool (ASMT) backs up and restores Aerospike shared memory segments to disk, enabling warm restart across reboots in an Aerospike Database Enterprise Edition (EE) c...
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What is the meaning of basic query expects unsupported pid-done-ok
DetailAfter upgrade to server version 6.4, warnings are showing in server logs as below. WARNING (query): (query.c:1382) basic query expects unsupported pid-done-ok AnswerThe warning message indi...
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How to proceed security authentication without downtime,
ContextStarting from server 5.7, manage roles and users will use asadm. For reference, apply the following steps to dynamically enable security authentication in a rolling restart manner. MethodQui...
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How to explain client extended metrics
ContextExtended metrics support provided in Aerospike C library 6.6.0. The latency bucket is showing cumulative value instead of instantaneous value within a configured interval. MethodFirst, the d...
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EAGAIN errors in Batch responses
Problem DescriptionWith Aerospike, it is necessary for one slow client to not impact other clients. If the network response is small - smaller than the wmem buffer - then the thread transmitting o...
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How to enable XDR tracing dynamically
ContextAerospike Cross DataCenter Replication (XDR) is one of the most powerful features of Aerospike Enterprise Edition. It allows geographically separate datacenters to replicate records giving n...
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FAQ: Does migration cause memory fragmentation when using a Data In Memory namespace?
DetailDo migrations as a result of a change in the cluster cause memory to become fragmentated when using Data In Memory for storage?AnswerThe answer to this is that no, migrations generally don’t ...