gsh-digital-services/seaweedFS
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create volume grow request if the selected volume is close to full

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This commit is contained in:
chrislu
2023-12-27 11:45:44 -08:00
parent 263b7535bb
commit bebbc9fe44
5 changed files with 62 additions and 46 deletions
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26
weed/server/master_grpc_server_assign.go
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@@ -71,17 +71,6 @@ func (ms *MasterServer) Assign(ctx context.Context, req *master_pb.AssignRequest
vl := ms.Topo.GetVolumeLayout(option.Collection, option.ReplicaPlacement, option.Ttl, option.DiskType)
if !vl.HasGrowRequest() && vl.ShouldGrowVolumes(option) {
if ms.Topo.AvailableSpaceFor(option) <= 0 {
return nil, fmt.Errorf("no free volumes left for " + option.String())
}
vl.AddGrowRequest()
ms.vgCh <- &topology.VolumeGrowRequest{
Option: option,
Count: int(req.WritableVolumeCount),
}
}
var (
lastErr error
maxTimeout = time.Second * 10
@@ -89,9 +78,20 @@ func (ms *MasterServer) Assign(ctx context.Context, req *master_pb.AssignRequest
)
for time.Now().Sub(startTime) < maxTimeout {
fid, count, dnList, err := ms.Topo.PickForWrite(req.Count, option)
fid, count, dnList, shouldGrow, err := ms.Topo.PickForWrite(req.Count, option, vl)
if shouldGrow && !vl.HasGrowRequest() {
// if picked volume is almost full, trigger a volume-grow request
if ms.Topo.AvailableSpaceFor(option) <= 0 {
return nil, fmt.Errorf("no free volumes left for " + option.String())
}
vl.AddGrowRequest()
ms.vgCh <- &topology.VolumeGrowRequest{
Option: option,
Count: int(req.WritableVolumeCount),
}
}
if err != nil {
glog.Warningf("PickForWrite %+v: %v", req, err)
// glog.Warningf("PickForWrite %+v: %v", req, err)
lastErr = err
time.Sleep(200 * time.Millisecond)
continue