Wikireplicas hosts are approaching 90% usage on `/srv`:
```
===== NODE GROUP =====
(1) labsdb1010.eqiad.wmnet
----- OUTPUT of 'df -hT /srv' -----
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/tank-data xfs 12T 10T 1.7T 87% /srv
===== NODE GROUP =====
(1) labsdb1009.eqiad.wmnet
----- OUTPUT of 'df -hT /srv' -----
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/tank-data xfs 12T 10T 1.7T 86% /srv
===== NODE GROUP =====
(1) labsdb1012.eqiad.wmnet
----- OUTPUT of 'df -hT /srv' -----
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/tank-data xfs 14T 11T 3.9T 73% /srv
===== NODE GROUP =====
(1) labsdb1011.eqiad.wmnet
----- OUTPUT of 'df -hT /srv' -----
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/tank-data xfs 12T 11T 1.6T 87% /srv
```
I just did a quick check on enwiki and wikidata and there are indeed tables that need to be compressed (specially those that are temporary but also quite big), so I assume it is the case for most of the wikis
{P8515}
I think at the same time we we can just defragment all the tables, as I think they've not been defragmented since these hosts were set up around 2 years ago