Nov 07 2008
Swap File
Need more swap but not more disk space to create a partition? Add a temporary swap file.
Solaris
[root@solaris]# mkfile 1024m /export/tmpswap
[root@solaris]# swap -a /export/tmpswap
[root@solaris]# swap -l
swapfile
dev
swaplo
blocks
free
/dev/dsk/c1t0d0s1
55,65
8
4160824
4160824
/export/tmpswap
-
8
2097144
2097144
Linux
[root@linux]# dd if=/dev/zero of=tmpswap bs=1024 count=10240
[root@linux]# 10240+0 records in
10240+0 records out
10485760 bytes (10 MB) copied, 0.528435 seconds, 19.8 MB/s
[root@linux]# mkswap tmpswap
Setting up swapspace version 1, size = 10481 kB
[root@linux]# swapon tmpswap
[root@linux]# [...]