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-rw-r--r--kernel/Documentation/filesystems/caching/fscache.txt7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/Documentation/filesystems/caching/fscache.txt b/kernel/Documentation/filesystems/caching/fscache.txt
index 770267af5..50f0a5757 100644
--- a/kernel/Documentation/filesystems/caching/fscache.txt
+++ b/kernel/Documentation/filesystems/caching/fscache.txt
@@ -284,8 +284,9 @@ proc files.
enq=N Number of times async ops queued for processing
can=N Number of async ops cancelled
rej=N Number of async ops rejected due to object lookup/create failure
+ ini=N Number of async ops initialised
dfr=N Number of async ops queued for deferred release
- rel=N Number of async ops released
+ rel=N Number of async ops released (should equal ini=N when idle)
gc=N Number of deferred-release async ops garbage collected
CacheOp alo=N Number of in-progress alloc_object() cache ops
luo=N Number of in-progress lookup_object() cache ops
@@ -303,6 +304,10 @@ proc files.
wrp=N Number of in-progress write_page() cache ops
ucp=N Number of in-progress uncache_page() cache ops
dsp=N Number of in-progress dissociate_pages() cache ops
+ CacheEv nsp=N Number of object lookups/creations rejected due to lack of space
+ stl=N Number of stale objects deleted
+ rtr=N Number of objects retired when relinquished
+ cul=N Number of objects culled
(*) /proc/fs/fscache/histogram