correcting free volume count, factor it during ec encoding to ensure enough disk space available

fix https://github.com/seaweedfs/seaweedfs/issues/6163

1 files changed, 19 insertions, 3 deletions

diff --git a/weed/shell/command_ec_encode.go b/weed/shell/command_ec_encode.go
index e41529174..d66bbdba9 100644
--- a/weed/shell/command_ec_encode.go
+++ b/weed/shell/command_ec_encode.go
@@ -315,15 +315,31 @@ func collectVolumeIdsForEcEncode(commandEnv *CommandEnv, selectedCollection stri
 				}
 				if v.Collection == selectedCollection && v.ModifiedAtSecond+quietSeconds < nowUnixSeconds {
 					if float64(v.Size) > fullPercentage/100*float64(volumeSizeLimitMb)*1024*1024 {
-						vidMap[v.Id] = true
+						if good, found := vidMap[v.Id]; found {
+							if good {
+								if diskInfo.FreeVolumeCount < 1 {
+									glog.V(0).Infof("skip %d.%d on %s, no free disk", v.Id, v.Collection, dn.Id)
+									vidMap[v.Id] = false
+								}
+							}
+						} else {
+							if diskInfo.FreeVolumeCount < 1 {
+								glog.V(0).Infof("skip %d.%d on %s, no free disk", v.Id, v.Collection, dn.Id)
+								vidMap[v.Id] = false
+							} else {
+								vidMap[v.Id] = true
+							}
+						}
 					}
 				}
 			}
 		}
 	})
 
-	for vid := range vidMap {
-		vids = append(vids, needle.VolumeId(vid))
+	for vid, good := range vidMap {
+		if good {
+			vids = append(vids, needle.VolumeId(vid))
+		}
 	}
 
 	return