Add script to show disk space per db.

This commit is contained in:
Bruce Momjian 2002-06-13 00:21:52 +00:00
parent 4f8795eb71
commit 9bba67aa9b

View File

@ -84,6 +84,7 @@ Oid of table ips from database "test":
---------------------------------
18737 = ips
$ # show disk space for every db object
$ du * | while read SIZE OID
> do
> echo "$SIZE `oid2name -q -d test -o $OID`"
@ -92,6 +93,7 @@ $ du * | while read SIZE OID
36 18722 = cities
...
$ # same as above, but sort by largest first
$ du * | while read SIZE OID
> do
> echo "$SIZE `oid2name -q -d test -o $OID`"
@ -101,6 +103,18 @@ $ du * | while read SIZE OID
1950 23903 = customers
...
$ # show disk usage per database
$ cd /u/pg/data/base
$ du -s * |
> while read SIZE OID
> do
> echo "$SIZE `aspg oid2name -q | grep ^$OID' '`"
> done |
> sort -rn
2256 18721 = test
2135 18735 = postgres
..
This can be done in psql with: (each page is typically 8k)
test=> SELECT relpages, relfilenode, relname FROM pg_class ORDER BY relpages DESC;
@ -112,4 +126,3 @@ Mail me with any problems or additions you would like to see. Clearing
house for the code will be at: http://www.crimelabs.net
b. palmer, bpalmer@crimelabs.net