Messages in this thread | | | Date | Thu, 08 Nov 2001 15:06:07 +0000 | From | Padraig Brady <> | Subject | ramfs isn't releasing deleted file blocks? |
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When I remove files from a ramfs the space is not reclaimed? What am I doing wrong? Details below.
thanks, Padraig. ------------ host:/root# uname -a Linux host 2.4.12-ac3 #5 Fri Oct 19 12:52:10 IST 2001 i686 unknown
host:/root# df Filesystem 1k-blocks Used Available Use% Mounted on /dev/root 58997 47112 8839 84% / ramfs 63524 3360 60164 5% /var
host:/root# dd if=/dev/zero count=20000 bs=1024 of=/tmp/leak 20000+0 records in 20000+0 records out
host:/root# df Filesystem 1k-blocks Used Available Use% Mounted on /dev/root 58997 47112 8839 84% / ramfs 63524 23360 40164 37% /var
host:/root# rm /tmp/leak
host:/root# df Filesystem 1k-blocks Used Available Use% Mounted on /dev/root 58997 47112 8839 84% / ramfs 63524 23360 40164 37% /var
host:/root# mount /dev/root on / type ext2 (ro) proc on /proc type proc (rw) ramfs on /var type ramfs (rw,noexec)
host:/root# cat /proc/meminfo total: used: free: shared: buffers: cached: Mem: 130097152 48156672 81940480 49152 2990080 16277504 Swap: 0 0 0 MemTotal: 127048 kB MemFree: 80020 kB MemShared: 48 kB Buffers: 2920 kB Cached: 15896 kB SwapCached: 0 kB Active: 1760 kB Inact_dirty: 17104 kB Inact_clean: 0 kB Inact_target: 26200 kB HighTotal: 0 kB HighFree: 0 kB LowTotal: 127048 kB LowFree: 80020 kB SwapTotal: 0 kB SwapFree: 0 kB
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