331529fc94
* add an Aerospike storage backend * go mod vendor * add Aerospike storage configuration docs * review fixes * bump aerospike client to v3.1.1 * rename the defaultHostname variable * relocate the docs page
63 lines
2.2 KiB
Go
63 lines
2.2 KiB
Go
// Copyright 2013-2020 Aerospike, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package aerospike
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import "time"
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// MultiPolicy contains parameters for policy attributes used in
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// query and scan operations.
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type MultiPolicy struct {
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BasePolicy
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// Maximum number of concurrent requests to server nodes at any point in time.
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// If there are 16 nodes in the cluster and maxConcurrentNodes is 8, then queries
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// will be made to 8 nodes in parallel. When a query completes, a new query will
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// be issued until all 16 nodes have been queried.
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// Default (0) is to issue requests to all server nodes in parallel.
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MaxConcurrentNodes int
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// FailOnClusterChange determines scan termination if cluster is in fluctuating state.
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FailOnClusterChange bool
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// RecordsPerSecond limits returned records per second (rps) rate for each server.
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// Will not apply rps limit if recordsPerSecond is zero (default).
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// Currently only applicable to a query without a defined filter.
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RecordsPerSecond int
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// Number of records to place in queue before blocking.
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// Records received from multiple server nodes will be placed in a queue.
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// A separate goroutine consumes these records in parallel.
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// If the queue is full, the producer goroutines will block until records are consumed.
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RecordQueueSize int //= 50
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// Indicates if bin data is retrieved. If false, only record digests are retrieved.
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IncludeBinData bool //= true;
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}
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// NewMultiPolicy initializes a MultiPolicy instance with default values.
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func NewMultiPolicy() *MultiPolicy {
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bp := *NewPolicy()
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bp.SocketTimeout = 30 * time.Second
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return &MultiPolicy{
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BasePolicy: bp,
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MaxConcurrentNodes: 0,
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RecordsPerSecond: 0,
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RecordQueueSize: 50,
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IncludeBinData: true,
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FailOnClusterChange: false,
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}
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}
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