Update R code

analyse.R

@@ -1,6 +1,28 @@
+install.packages("tidyverse")
+install.packages("svglite")
 library(tidyverse)
-read_csv("50ms.garage.csv") -> a
+library(svglite)
-ggplot(a, aes(x=op,y=time)) + 
+read_csv("50ms.garage.csv") %>% add_column(daemon="garage 0.5.0") -> a
-  geom_violin(adjust = .5,draw_quantiles = c(0.25, 0.5, 0.75)) +
+read_csv("50ms.minio.csv") %>% add_column(daemon="minio RELEASE.2021-11-24T23-19-33Z") -> b
-  labs(title="Garage v0.5.0 Endpoint Latency\n(5 nodes, 100ms RTT between nodes, 20ms jitter, bars = Q1,median,Q3)", x="S3 Endpoint Name", y="Latency (ms)") +
+bind_rows(a,b) %>% group_by(daemon,op) %>% summarise(
-  theme_classic()
+  time_mean = mean(time),
+  time_max = max(time),
+  time_min = min(time)
+) -> c
+
+
+ggplot(c, aes(x=op,y=time_mean,fill=daemon,ymin=time_min,ymax=time_max)) +
+      geom_bar(stat="identity", position=position_dodge(),color="black") +
+      geom_errorbar(position=position_dodge(.9),width=.2) + 
+      scale_y_continuous(expand=c(0,0))+
+      coord_flip() +
+      labs(
+        x="S3 Endpoint", 
+        y="Latency (ms)",
+        fill="Daemon",
+        caption="Get the code to reproduce this graph at https://git.deuxfleurs.fr/quentin/benchmarks",
+        title="S3 endpoint latency in a simulated geo-distributed cluster",
+        subtitle="100 measurements, 5 nodes, 100ms RTT + 20ms jitter between nodes\nno contention: latency is due to intra-cluster communications\ncolored bar = mean latency, error bar = min and max") + 
+      theme_classic() +
+      ggsave("endpoint-latency.png", width=200, height=110, units="mm")
+