From: Tobias Oetiker <tobi@oetiker.ch>
Date: Thu, 26 Feb 2015 07:14:07 +0000 (+0100)
Subject: only write cdp to disk if we are NOT in MMAP mode
X-Git-Tag: v1.5.0~9^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0dbf0280fe53108b70a881f9217db8aae7c6c34;p=thirdparty%2Frrdtool-1.x.git

only write cdp to disk if we are NOT in MMAP mode
---

diff --git a/src/rrd_hw.c b/src/rrd_hw.c
index 5509c8c8..944c8af5 100644
--- a/src/rrd_hw.c
+++ b/src/rrd_hw.c
@@ -277,6 +277,8 @@ int apply_smoother(
             (rrd->cdp_prep[offset]).scratch[CDP_hw_intercept].u_val +=
                 baseline[j];
         }
+/* if we are not running on mmap, lets write stuff to disk now */
+#ifndef MMAP
         /* flush cdp to disk */
         if (rrd_seek(rrd_file, sizeof(stat_head_t) +
                      rrd->stat_head->ds_cnt * sizeof(ds_def_t) +
@@ -296,6 +298,8 @@ int apply_smoother(
             free(rrd_values);
             return -1;
         }
+#endif
+
     }
 
     /* endif CF_SEASONAL */