local storage leaves empty directories after deleting their contents
Take a look at my local-storage directory:
# du -sh /var/lib/OpenAppStack/local-storage/*
0 /var/lib/OpenAppStack/local-storage/pvc-0226e27e-98db-11e9-b1bc-00160a765c00
182M /var/lib/OpenAppStack/local-storage/pvc-0254a9ae-98db-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-026a025e-7d66-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-06afec0c-7d66-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-08eb650f-8226-11e9-8e0e-00160a765c00
182M /var/lib/OpenAppStack/local-storage/pvc-091fb493-8226-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-0f8cf7f7-9368-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-0fb6f4cc-9368-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-10f8a3d6-7d66-11e9-8e0e-00160a765c00
182M /var/lib/OpenAppStack/local-storage/pvc-112d8e32-7d66-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-16e3b0c0-9369-11e9-a7ff-00160a765c00
182M /var/lib/OpenAppStack/local-storage/pvc-16ff0288-9369-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-2befd295-9400-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-2c1ec84c-9400-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-33af66be-935e-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-33d1999a-935e-11e9-a7ff-00160a765c00
39M /var/lib/OpenAppStack/local-storage/pvc-41b37592-a491-11e9-92f2-00160a765c00
5.0M /var/lib/OpenAppStack/local-storage/pvc-41c6a5ec-a491-11e9-92f2-00160a765c00
4.0K /var/lib/OpenAppStack/local-storage/pvc-41dc3fdf-a491-11e9-92f2-00160a765c00
8.0K /var/lib/OpenAppStack/local-storage/pvc-41f1bcfe-a491-11e9-92f2-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-47239e05-a32c-11e9-92f2-00160a765c00
194M /var/lib/OpenAppStack/local-storage/pvc-474b6745-a32c-11e9-92f2-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-4c5d93a2-98c4-11e9-b1bc-00160a765c00
110M /var/lib/OpenAppStack/local-storage/pvc-4c7c7449-98c4-11e9-b1bc-00160a765c00
8.0K /var/lib/OpenAppStack/local-storage/pvc-5298f327-a491-11e9-92f2-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-552d2cc7-9341-11e9-a7ff-00160a765c00
182M /var/lib/OpenAppStack/local-storage/pvc-554ed184-9341-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-60bfda7b-935c-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-60e367ce-935c-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-673eee3c-a250-11e9-b1bc-00160a765c00
110M /var/lib/OpenAppStack/local-storage/pvc-67601cc7-a250-11e9-b1bc-00160a765c00
110M /var/lib/OpenAppStack/local-storage/pvc-676c9553-a250-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-7070fcca-935d-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-708c9f44-935d-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-86510e19-9367-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-8665a75c-9367-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-8fa9412b-98c4-11e9-b1bc-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-8fc39e6f-98c4-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-95eea023-a25a-11e9-b1bc-00160a765c00
176M /var/lib/OpenAppStack/local-storage/pvc-960dd697-a25a-11e9-b1bc-00160a765c00
176M /var/lib/OpenAppStack/local-storage/pvc-961ad7bb-a25a-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-a61eeb00-8152-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-a9088e27-8224-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-adcd04d9-9361-11e9-a7ff-00160a765c00
181M /var/lib/OpenAppStack/local-storage/pvc-addeb3f6-9361-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-c2dc7290-98d7-11e9-b1bc-00160a765c00
182M /var/lib/OpenAppStack/local-storage/pvc-c2fcd746-98d7-11e9-b1bc-00160a765c00
5.0M /var/lib/OpenAppStack/local-storage/pvc-d0d4cd77-99b0-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-d0e0e589-99b0-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-d1993205-8221-11e9-8e0e-00160a765c00
5.0M /var/lib/OpenAppStack/local-storage/pvc-dfb9b2c9-99b4-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-dfc074af-99b4-11e9-b1bc-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-e9d57bf8-8153-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-ec352a63-9340-11e9-a7ff-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-ee56d428-9439-11e9-b1bc-00160a765c00
2.0M /var/lib/OpenAppStack/local-storage/pvc-ee643397-7d65-11e9-8e0e-00160a765c00
0 /var/lib/OpenAppStack/local-storage/pvc-eed8286f-a328-11e9-92f2-00160a765c00
1.1M /var/lib/OpenAppStack/local-storage/pvc-f89b4a3e-bf5d-11e9-9d2b-00160a765c00