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authorcinap_lenrek <cinap_lenrek@gmx.de>2012-05-18 02:01:04 +0200
committercinap_lenrek <cinap_lenrek@gmx.de>2012-05-18 02:01:04 +0200
commit3b2b18328b6d6e9fb8005c28d8abce59c4bc44e0 (patch)
treeaa91aadfe00dfc2c9dfd541b6d0820cfae73c317 /sys/man/4
parenta24626c51f894e0976d2eadbcb93cc337a50fafc (diff)
cwfs: add fsmempercent enviroment variable to control iobuffer allocation
Diffstat (limited to 'sys/man/4')
-rw-r--r--sys/man/4/cwfs9
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/man/4/cwfs b/sys/man/4/cwfs
index 6ad1d46e3..baabbb620 100644
--- a/sys/man/4/cwfs
+++ b/sys/man/4/cwfs
@@ -303,6 +303,15 @@ number and byte order; if either is wrong, it will issue a warning.
If the label cannot be read,
.I cwfs
will attempt to write a new label.
+.PP
+The original file server reserved the rest of the machines RAM for
+io buffers. Where
+.I cwfs
+running under the Plan 9 kernel reserves a settable percentage
+of the remaining user pages. The percentage is read from the
+enviroment variable
+.B fsmempercent
+which when not set is assumed to be 25% (default).
.SH EXAMPLES
Place the root of the
.B dump