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diff --git a/content/performance.md b/content/performance.md deleted file mode 100644 index c5b2cf3..0000000 --- a/content/performance.md +++ /dev/null @@ -1,73 +0,0 @@ ---- -title: "Performance tests" -draft: false ---- - -Below you will find some measurements on the performance of Ouroboros. - -### Local IPC performance test - -This test uses the *oping* tool to measure round trip time. This tools -generates traffic from a single thread. The server has a single thread -that handles ping requests and sends responses. - -``` -$ oping -n oping -i 0 -s <sdu size> -``` - -The figure below shows the round-trip-time (rtt) in milliseconds (ms) -for IPC over a local layer for different packet sizes, measured on an -Intel Core i7 4500U (2 cores @ 2.4GHz). For small payloads (up to 1500 -bytes), the rtt is quite stable at around 30 µs. This will mostly depend -on CPU frequency and to a lesser extent the OS scheduler. - - - -This test uses the *ocbr* tool to measure goodput between a sender and -receiver. The sender generates traffic from a single thread. The -receiver handles traffic from a single thread. The performance will -heavily depend on your system's memory layout (cache sizes etc). This -test was run on a Dell XPS13 9333 (2013 model). - -``` -$ ocbr -n ocbr -f -s <sdu size> -``` - - - -The goodput (Mb/s) is shown below: - - - -### Ethernet + Normal test - -This connects 2 machines over a Gb LAN using the eth-dix and a normal -layer. The oping server is registered in the dix as oping.dix and in the -normal as oping.normal. The machines (dual-socket Intel Xeon E5520) are -connected over a non-blocking switch. - -Latency test: - -ICMP ping: - -``` ---- 192.168.1.2 ping statistics --- -1000 packets transmitted, 1000 received, 0% packet loss, time 65ms -rtt min/avg/max/mdev = 0.046/0.049/0.083/0.002 ms, ipg/ewma 0.065/0.049 ms -``` - -oping over eth-dix: - -``` ---- oping.dix ping statistics --- -1000 SDUs transmitted, 1000 received, 0% packet loss, time: 66.142 ms -rtt min/avg/max/mdev = 0.098/0.112/0.290/0.010 ms -``` - -oping over eth-normal: - -``` ---- oping.normal ping statistics --- -1000 SDUs transmitted, 1000 received, 0% packet loss, time: 71.532 ms -rtt min/avg/max/mdev = 0.143/0.180/0.373/0.020 ms -```
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