From c7d5a0b00cd69f719a46ee3692f123c8deac1e20 Mon Sep 17 00:00:00 2001 From: Chris Lu Date: Mon, 23 Dec 2019 17:58:47 -0800 Subject: [PATCH] adjust help message --- weed/shell/command_volume_balance.go | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/weed/shell/command_volume_balance.go b/weed/shell/command_volume_balance.go index faece77d2..bed4f4306 100644 --- a/weed/shell/command_volume_balance.go +++ b/weed/shell/command_volume_balance.go @@ -79,8 +79,10 @@ func (c *commandVolumeBalance) Do(args []string, commandEnv *CommandEnv, writer } typeToNodes := collectVolumeServersByType(resp.TopologyInfo, *dc) - for _, volumeServers := range typeToNodes { + + for maxVolumeCount, volumeServers := range typeToNodes { if len(volumeServers) < 2 { + fmt.Printf("only 1 node is configured max %d volumes, skipping balancing\n", maxVolumeCount) continue } if *collection == "EACH_COLLECTION" { @@ -93,8 +95,8 @@ func (c *commandVolumeBalance) Do(args []string, commandEnv *CommandEnv, writer return err } } - } else if *collection == "ALL" { - if err = balanceVolumeServers(commandEnv, volumeServers, resp.VolumeSizeLimitMb*1024*1024, "ALL", *applyBalancing); err != nil { + } else if *collection == "ALL_COLLECTIONS" { + if err = balanceVolumeServers(commandEnv, volumeServers, resp.VolumeSizeLimitMb*1024*1024, "ALL_COLLECTIONS", *applyBalancing); err != nil { return err } } else { @@ -108,6 +110,7 @@ func (c *commandVolumeBalance) Do(args []string, commandEnv *CommandEnv, writer } func balanceVolumeServers(commandEnv *CommandEnv, dataNodeInfos []*master_pb.DataNodeInfo, volumeSizeLimit uint64, collection string, applyBalancing bool) error { + var nodes []*Node for _, dn := range dataNodeInfos { nodes = append(nodes, &Node{ @@ -118,7 +121,7 @@ func balanceVolumeServers(commandEnv *CommandEnv, dataNodeInfos []*master_pb.Dat // balance writable volumes for _, n := range nodes { n.selectVolumes(func(v *master_pb.VolumeInformationMessage) bool { - if collection != "ALL" { + if collection != "ALL_COLLECTIONS" { if v.Collection != collection { return false } @@ -133,7 +136,7 @@ func balanceVolumeServers(commandEnv *CommandEnv, dataNodeInfos []*master_pb.Dat // balance readable volumes for _, n := range nodes { n.selectVolumes(func(v *master_pb.VolumeInformationMessage) bool { - if collection != "ALL" { + if collection != "ALL_COLLECTIONS" { if v.Collection != collection { return false }