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https://github.com/chrislusf/seaweedfs
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bd2dc6d641
Signed-off-by: Ryan Russell <git@ryanrussell.org> Signed-off-by: Ryan Russell <git@ryanrussell.org>
32 lines
807 B
Go
32 lines
807 B
Go
package shell
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import (
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"fmt"
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"github.com/seaweedfs/seaweedfs/weed/storage/erasure_coding"
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"testing"
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)
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func TestEcDistribution(t *testing.T) {
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topologyInfo := parseOutput(topoData)
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// find out all volume servers with one slot left.
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ecNodes, totalFreeEcSlots := collectEcVolumeServersByDc(topologyInfo, "")
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sortEcNodesByFreeslotsDescending(ecNodes)
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if totalFreeEcSlots < erasure_coding.TotalShardsCount {
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println("not enough free ec shard slots", totalFreeEcSlots)
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}
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allocatedDataNodes := ecNodes
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if len(allocatedDataNodes) > erasure_coding.TotalShardsCount {
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allocatedDataNodes = allocatedDataNodes[:erasure_coding.TotalShardsCount]
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}
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for _, dn := range allocatedDataNodes {
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// fmt.Printf("info %+v %+v\n", dn.info, dn)
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fmt.Printf("=> %+v %+v\n", dn.info.Id, dn.freeEcSlot)
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}
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}
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