Merge branch 'measure-analysis'

measure-analysis/measure-report.md

@@ -26,7 +26,7 @@ Uses cyclictest from the rt-tests test suite to measure wake-up latency. A real-
 
 **Common test metadata:** Linux kernel version: 4.19, Boot Parameters: isolcpus, Interval: 200us, ETF qdisc delta: 200us, Task priority: 99, qdisc: pfifo_fast, etf_offset: none, route: switch
 
-Metadata                  | Minimum             | Maximum             | Average             | Standard deviance  
+Metadata                  | Minimum             | Maximum             | Average             | Standard deviation 
 ------------------------- | ------------------- | ------------------- | ------------------- | -------------------
 **board, duration, load** | **wake-up latency** | **wake-up latency** | **wake-up latency** | **wake-up latency**
 Slate, 21h22, hackbench   | 14.0000us           | 65.0000us           | 21.2779us           | 2.1746us           
@@ -42,7 +42,7 @@ Similar to packet_recv_timestamps, but on the transmitting board.
 
 **Common test metadata:** Linux kernel version: 4.19, Boot Parameters: isolcpus, Task priority: 99, Device and processor load: ssh, etf_offset: none, route: switch
 
-Metadata                                | Minimum                       | Maximum                       | Average                       | Standard deviance            
+Metadata                                | Minimum                       | Maximum                       | Average                       | Standard deviation           
 --------------------------------------- | ----------------------------- | ----------------------------- | ----------------------------- | -----------------------------
 **board, i, duration, delta, qdisc**    | **user_space - kernel_space** | **user_space - kernel_space** | **user_space - kernel_space** | **user_space - kernel_space**
 Onyx, 100000us, 0h17, 200us, pfifo_fast | 2.0000us - 42.0000us          | 12.0000us - 145.0000us        | 2.3099us - 51.8681us          | 0.5212us - 7.5021us          
@@ -60,7 +60,7 @@ An UDP packet is periodically sent from one board to another using a real time t
 
 **Common test metadata:** Linux kernel version: 4.19, Boot Parameters: isolcpus, Task priority: 99, Device and processor load: ssh, etf_offset: none, route: switch
 
-Metadata                                 | Minimum                       | Maximum                       | Average                       | Standard deviance            
+Metadata                                 | Minimum                       | Maximum                       | Average                       | Standard deviation           
 ---------------------------------------- | ----------------------------- | ----------------------------- | ----------------------------- | -----------------------------
 **i, duration, board, delta, qdisc**     | **user_space - kernel_space** | **user_space - kernel_space** | **user_space - kernel_space** | **user_space - kernel_space**
 100000us, 0h17, Slate, 200us, pfifo_fast | 0.0000us - 44.0000us          | 26.0000us - 142.0000us        | 0.1151us - 55.4212us          | 0.4057us - 7.6346us          
@@ -77,14 +77,14 @@ An UDP packet is periodically sent from one board to another using a real time t
 
 **Common test metadata:** Linux kernel version: 4.19, Boot Parameters: isolcpus, Task priority: 99, Device and processor load: ssh
 
-Metadata                                                | Minimum     | Maximum    | Average    | Standard deviance
-------------------------------------------------------- | ----------- | ---------- | ---------- | -----------------
-**i, duration, board, delta, qdisc, etf_offset, route** | **jitter**  | **jitter** | **jitter** | **jitter**       
-100000us, 0h17, Slate, none, pfifo_fast, none, switch   | -139.0000us | 147.0000us | 10.4314us  | 15.8981us        
-1000us, 16h48, Slate, none, pfifo_fast, none, switch    | -434.0000us | 237.0000us | 6.9930us   | 9.0448us         
-1000us, 72h24, Emerald, 160us, etf, 1000000, switch     | -397.0000us | 369.0000us | 7.4514us   | 12.4505us        
-1000us, 0h15, Onyx, 150us, etf, 400, switch             | -535.0000us | 125.0000us | 10.5255us  | 12.8854us        
-1000us, 0h12, Emerald, 150us, etf, 400, E2E             | -692.0000us | 129.0000us | 9.7386us   | 12.4607us        
+Metadata                                                | Minimum     | Maximum    | Average    | Standard deviation
+------------------------------------------------------- | ----------- | ---------- | ---------- | ------------------
+**i, duration, board, delta, qdisc, etf_offset, route** | **jitter**  | **jitter** | **jitter** | **jitter**        
+100000us, 0h17, Slate, none, pfifo_fast, none, switch   | -139.0000us | 147.0000us | 10.4314us  | 15.8981us         
+1000us, 16h48, Slate, none, pfifo_fast, none, switch    | -434.0000us | 237.0000us | 6.9930us   | 9.0448us          
+1000us, 72h24, Emerald, 160us, etf, 1000000, switch     | -397.0000us | 369.0000us | 7.4514us   | 12.4505us         
+1000us, 0h15, Onyx, 150us, etf, 400, switch             | -535.0000us | 125.0000us | 10.5255us  | 12.8854us         
+1000us, 0h12, Emerald, 150us, etf, 400, E2E             | -692.0000us | 129.0000us | 9.7386us   | 12.4607us         
 
 ![alt text](measures/graphs/packet_jitterjitter.png "packet_jitter Graph")
 
@@ -94,11 +94,22 @@ An UDP packet is periodically sent from one board to another and sent back as so
 
 **Common test metadata:** Board name: Onyx, Linux kernel version: 4.19, Boot Parameters: isolcpus, Interval: 10000us, ETF qdisc delta: 200us, Task priority: 99, Device and processor load: ssh, Test duration: 0h4, qdisc: pfifo_fast, etf_offset: none, route: switch
 
-Minimum    | Maximum    | Average    | Standard deviance
----------- | ---------- | ---------- | -----------------
-**rtt**    | **rtt**    | **rtt**    | **rtt**          
-636.0000us | 972.0000us | 674.0051us | 15.5468us        
+Minimum    | Maximum    | Average    | Standard deviation
+---------- | ---------- | ---------- | ------------------
+**rtt**    | **rtt**    | **rtt**    | **rtt**           
+636.0000us | 972.0000us | 674.0051us | 15.5468us         
 
 ![alt text](measures/graphs/packet_rttrtt.png "packet_rtt Graph")
 
+### packet_jitter_tcpdump results
+
+**Common test metadata:** Board name: Onyx, Linux kernel version: 4.19, Boot Parameters: isolcpus, Interval: 1000, ETF qdisc delta: 150us, Task priority: 99, Device and processor load: ssh, Test duration: 0h1, qdisc: etf, etf_offset: 300us, route: switch
+
+Minimum    | Maximum    | Average    | Standard deviation
+---------- | ---------- | ---------- | ------------------
+**jitter** | **jitter** | **jitter** | **jitter**        
+-60.0000us | 90.0000us  | 12.0601us  | 13.9270us         
+
+![alt text](measures/graphs/packet_jitter_tcpdumpjitter.png "packet_jitter_tcpdump Graph")
+
 

measure-analysis/measures/measure_sets.json

-{"cyclictest_wake-up_latency": {"ids": [25, 26, 28, 30], "next_id": 31}, "packet_send_timestamps": {"ids": [0, 5, 6, 7], "next_id": 8}, "packet_recv_timestamps": {"ids": [0, 1, 2], "next_id": 3}, "packet_jitter": {"ids": [0, 3, 4, 5, 6], "next_id": 7}, "packet_rtt": {"ids": [0], "next_id": 1}}
\ No newline at end of file
+{"cyclictest_wake-up_latency": {"ids": [25, 26, 28, 30], "next_id": 31}, "packet_send_timestamps": {"ids": [0, 5, 6, 7], "next_id": 8}, "packet_recv_timestamps": {"ids": [0, 1, 2], "next_id": 3}, "packet_jitter": {"ids": [0, 3, 4, 5, 6], "next_id": 7}, "packet_rtt": {"ids": [0], "next_id": 1}, "packet_jitter_tcpdump": {"ids": [0], "next_id": 1}}
\ No newline at end of file

measure-analysis/measures/packet_jitter_tcpdump0.json

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