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authorcinap_lenrek <cinap_lenrek@felloff.net>2014-06-08 18:54:36 +0200
committercinap_lenrek <cinap_lenrek@felloff.net>2014-06-08 18:54:36 +0200
commit01b5ac14024a26f4f1771bc7027e146e86f9c2c3 (patch)
tree56d50d6f3fcb30894977c6c9aea4f650cd02fa3d /sys/man
parent3d12f4f408da568dcb9cb0ba802dc9824cbe26fd (diff)
iostats: add -C flag to enable mount cache
Diffstat (limited to 'sys/man')
-rw-r--r--sys/man/4/iostats11
1 files changed, 9 insertions, 2 deletions
diff --git a/sys/man/4/iostats b/sys/man/4/iostats
index 9472f20b5..cfc77c945 100644
--- a/sys/man/4/iostats
+++ b/sys/man/4/iostats
@@ -5,8 +5,9 @@ iostats \- file system to measure I/O
.B iostats
[
.B -d
-]
-[
+] [
+.B -C
+] [
.B -f
.I dbfile
]
@@ -55,6 +56,12 @@ is written to
.I dbfile
(default
.BR iostats.out ).
+.PP
+The
+.B -C
+flag sets the MCACHE flag on the mount which allows
+the kernel to cache (see
+.IR bind(1) ).
.SH EXAMPLE
Display summary of file I/O incurred by
.IR ls (1):