From 33df07198ef8ff0e298884e8817784b9bce1ea49 Mon Sep 17 00:00:00 2001
From: oetiker
If you are curious about the new featuers in RRDtool 1.2. Check out the +RRDTOOL 1.2 NEWS page.
+You like RRDtool? You want show your appreciation? You want to sponsor diff --git a/website/newin12.txt b/website/newin12.txt new file mode 100644 index 00000000..8f2a8788 --- /dev/null +++ b/website/newin12.txt @@ -0,0 +1,55 @@ +RRDTOOL NEWS +============ +Major Changes between 1.0.x and 1.2.x + +Graphing +-------- + +* rewritten graphics generation based on libart. + - anti-aliased output + - alpha transparency support + - truetype fonts + +* additional graphics formats: EPS, PDF, SVG + +* extended multi-part documentation + +* VDEF support; define and use variables. Find, and use, the + maximum rate seen by rrdtool; compute and show the average + +* Sliding window (trend) analysis + Compute a smoother average, for instance over the last 6 CDPs + +* percentile (95th or other) + Remove peaks, 95 percent of all rates are at or below the + returned value + +Logging +------- +* a second logging interface: rrdtool updatev + Verbose updating of the database; show CPDs being created + +* Aberrant Behavior Detection with Holt-Winters Forecasting + Compare current data with expected data, detect and log when + the rates are outside expected levels + +* COMPUTE data type for artificial data-sources calculating their + input using RPN math and data from the other data-sources. + +Incompatibilities +----------------- +* Colons in COMMENT arguments to rrdtool graph must be escaped with a backslash + +Behind the Scenes +----------------- +* In order to support Holt-Winters and Calculated Datasources, + the rrdtool data format has changed. While the new version of rrdtool can + read files created with rrdtool 1.0.x. It is not possible to read files + created by rrdtool-1.2.x with rrdtool-1.0.x + +* External libraries are not included with rrdtool anymore. This is in line + with todays trend of using shared libraries everywhere. With the exception + of the cgi library most things required by rrdtool will be found on every recent + system. + +* Memory Mapped IO support for faster logging. -- 2.30.2