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| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2008-09-02 14:35:53 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-09-02 19:21:38 -0700 |
| commit | 4b8561521dbaa3d766b198496b220e984e3bf756 (patch) | |
| tree | af96d2bd09d7a1e0349b4dbfc879e009a8ca13eb /include | |
| parent | 36fd71d293898a59b14e49da1f6e81c1a58f2035 (diff) | |
| download | linux-stable-4b8561521dbaa3d766b198496b220e984e3bf756.tar.gz linux-stable-4b8561521dbaa3d766b198496b220e984e3bf756.tar.bz2 linux-stable-4b8561521dbaa3d766b198496b220e984e3bf756.zip | |
mm: show quicklist usage in /proc/meminfo
Quicklists can consume several GB of memory. We should provide a means of
monitoring this.
After this patch is applied, /proc/meminfo will output the following:
% cat /proc/meminfo
MemTotal: 7715392 kB
MemFree: 5401600 kB
Buffers: 80384 kB
Cached: 300800 kB
SwapCached: 0 kB
Active: 235584 kB
Inactive: 262656 kB
SwapTotal: 2031488 kB
SwapFree: 2031488 kB
Dirty: 3520 kB
Writeback: 0 kB
AnonPages: 117696 kB
Mapped: 38528 kB
Slab: 1589952 kB
SReclaimable: 23104 kB
SUnreclaim: 1566848 kB
PageTables: 14656 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 5889152 kB
Committed_AS: 393152 kB
VmallocTotal: 17592177655808 kB
VmallocUsed: 29056 kB
VmallocChunk: 17592177626432 kB
Quicklists: 130944 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 262144 kB
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Keiichiro Tokunaga <tokunaga.keiich@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/quicklist.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/quicklist.h b/include/linux/quicklist.h index 39b66713a0bb..bd466439c588 100644 --- a/include/linux/quicklist.h +++ b/include/linux/quicklist.h @@ -80,6 +80,13 @@ void quicklist_trim(int nr, void (*dtor)(void *), unsigned long quicklist_total_size(void); +#else + +static inline unsigned long quicklist_total_size(void) +{ + return 0; +} + #endif #endif /* LINUX_QUICKLIST_H */ |