add DeleteBulk support, add sufficient deadlines per rename() (#20185)

deadlines per moveToTrash() allows for a more granular timeout
approach for syscalls, instead of an aggregate timeout.

This PR also enhances multipart state cleanup to be optimal by
removing 100's of multipart network rename() calls into single
network call.

cmd/xl-storage-disk-id-check.go

@@ -70,6 +70,7 @@ const (
 	storageMetricReadMultiple
 	storageMetricDeleteAbandonedParts
 	storageMetricDiskInfo
+	storageMetricDeleteBulk
 
 	// .... add more
 
@@ -499,6 +500,16 @@ func (p *xlStorageDiskIDCheck) CheckParts(ctx context.Context, volume string, pa
 	})
 }
 
+func (p *xlStorageDiskIDCheck) DeleteBulk(ctx context.Context, volume string, paths ...string) (err error) {
+	ctx, done, err := p.TrackDiskHealth(ctx, storageMetricDeleteBulk, append([]string{volume}, paths...)...)
+	if err != nil {
+		return err
+	}
+	defer done(0, &err)
+
+	return p.storage.DeleteBulk(ctx, volume, paths...)
+}
+
 func (p *xlStorageDiskIDCheck) Delete(ctx context.Context, volume string, path string, deleteOpts DeleteOptions) (err error) {
 	ctx, done, err := p.TrackDiskHealth(ctx, storageMetricDelete, volume, path)
 	if err != nil {