mirror of
https://github.com/chrislusf/seaweedfs
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580940bf82
* balance partitions on brokers * prepare topic partition first and then publish, move partition * purge unused APIs * clean up * adjust logs * add BalanceTopics() grpc API * configure topic * configure topic command * refactor * repair missing partitions * sequence of operations to ensure ordering * proto to close publishers and consumers * rename file * topic partition versioned by unixTimeNs * create local topic partition * close publishers * randomize the client name * wait until no publishers * logs * close stop publisher channel * send last ack * comments * comment * comments * support list of brokers * add cli options * Update .gitignore * logs * return io.eof directly * refactor * optionally create topic * refactoring * detect consumer disconnection * sub client wait for more messages * subscribe by time stamp * rename * rename to sub_balancer * rename * adjust comments * rename * fix compilation * rename * rename * SubscriberToSubCoordinator * sticky rebalance * go fmt * add tests * balance partitions on brokers * prepare topic partition first and then publish, move partition * purge unused APIs * clean up * adjust logs * add BalanceTopics() grpc API * configure topic * configure topic command * refactor * repair missing partitions * sequence of operations to ensure ordering * proto to close publishers and consumers * rename file * topic partition versioned by unixTimeNs * create local topic partition * close publishers * randomize the client name * wait until no publishers * logs * close stop publisher channel * send last ack * comments * comment * comments * support list of brokers * add cli options * Update .gitignore * logs * return io.eof directly * refactor * optionally create topic * refactoring * detect consumer disconnection * sub client wait for more messages * subscribe by time stamp * rename * rename to sub_balancer * rename * adjust comments * rename * fix compilation * rename * rename * SubscriberToSubCoordinator * sticky rebalance * go fmt * add tests * tracking topic=>broker * merge * comment
73 lines
2.4 KiB
Go
73 lines
2.4 KiB
Go
package pub_balancer
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import (
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"fmt"
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cmap "github.com/orcaman/concurrent-map/v2"
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"github.com/seaweedfs/seaweedfs/weed/mq/topic"
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"github.com/seaweedfs/seaweedfs/weed/pb/mq_pb"
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)
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type BrokerStats struct {
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TopicPartitionCount int32
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ConsumerCount int32
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CpuUsagePercent int32
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TopicPartitionStats cmap.ConcurrentMap[string, *TopicPartitionStats] // key: topic_partition
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Topics []topic.Topic
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}
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type TopicPartitionStats struct {
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topic.TopicPartition
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ConsumerCount int32
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IsLeader bool
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}
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func NewBrokerStats() *BrokerStats {
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return &BrokerStats{
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TopicPartitionStats: cmap.New[*TopicPartitionStats](),
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}
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}
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func (bs *BrokerStats) String() string {
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return fmt.Sprintf("BrokerStats{TopicPartitionCount:%d, ConsumerCount:%d, CpuUsagePercent:%d, Stats:%+v}",
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bs.TopicPartitionCount, bs.ConsumerCount, bs.CpuUsagePercent, bs.TopicPartitionStats.Items())
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}
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func (bs *BrokerStats) UpdateStats(stats *mq_pb.BrokerStats) {
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bs.TopicPartitionCount = int32(len(stats.Stats))
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bs.CpuUsagePercent = stats.CpuUsagePercent
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var consumerCount int32
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currentTopicPartitions := bs.TopicPartitionStats.Items()
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for _, topicPartitionStats := range stats.Stats {
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tps := &TopicPartitionStats{
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TopicPartition: topic.TopicPartition{
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Topic: topic.Topic{Namespace: topicPartitionStats.Topic.Namespace, Name: topicPartitionStats.Topic.Name},
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Partition: topic.Partition{RangeStart: topicPartitionStats.Partition.RangeStart, RangeStop: topicPartitionStats.Partition.RangeStop, RingSize: topicPartitionStats.Partition.RingSize},
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},
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ConsumerCount: topicPartitionStats.ConsumerCount,
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IsLeader: topicPartitionStats.IsLeader,
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}
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consumerCount += topicPartitionStats.ConsumerCount
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key := tps.TopicPartition.String()
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bs.TopicPartitionStats.Set(key, tps)
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delete(currentTopicPartitions, key)
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}
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// remove the topic partitions that are not in the stats
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for key := range currentTopicPartitions {
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bs.TopicPartitionStats.Remove(key)
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}
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bs.ConsumerCount = consumerCount
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}
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func (bs *BrokerStats) RegisterAssignment(t *mq_pb.Topic, partition *mq_pb.Partition) {
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tps := &TopicPartitionStats{
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TopicPartition: topic.TopicPartition{
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Topic: topic.Topic{Namespace: t.Namespace, Name: t.Name},
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Partition: topic.Partition{RangeStart: partition.RangeStart, RangeStop: partition.RangeStop},
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},
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ConsumerCount: 0,
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IsLeader: true,
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}
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key := tps.TopicPartition.String()
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bs.TopicPartitionStats.Set(key, tps)
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}
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