--- /dev/null
+source("functions.r");
+
+nsh <- read.csv('node_status_history.csv', sep=',', header=TRUE)
+
+# system("./harvest_nodehistory.py > node_status_history_nopcu.csv")
+nsh_nopcu <- read.csv('node_status_history_nopcu.csv', sep=',', header=TRUE)
+
+nsh_m1 <- read.csv('node_status_history_m1.csv', sep=',', header=TRUE)
+# system("stats-m1/harvest_nodehistory_m1.py > ./node_status_history_m1_nopcu.csv")
+nsh_m1_nopcu <- read.csv('node_status_history_m1_nopcu.csv', sep=',', header=TRUE)
+nsh_m1_nopcu_may <- read.csv('node_status_history_m1_nopcu_may08sep08.csv', sep=',', header=TRUE)
+
+node_hist_image <- function (t, year, from, to, max=0, type="week", title="")
+{
+ dates <-seq(as.Date(from), as.Date(to), type)
+ months <- format(dates, "%b-%d")
+ hbreaks<-unclass(as.POSIXct(dates))
+
+ image <- matrix(data=0, nrow=max(as.numeric(t$hostname)), ncol=length(hbreaks))
+
+ for ( i in seq(1, length(hbreaks)) )
+ {
+ # find the range : d plus a day
+ d <- hbreaks[i]
+ d_end <- d+60*60*24
+ # find unique hosts in this day range
+ t_sub <- t[which(t$start > d & t$start <= d_end & t$status == 'down'),]
+ unique_hosts <- unique(t_sub$hostname)
+ if (length(unique_hosts) == 0 ) { next }
+
+ host_n_list <- unique_hosts
+ host_s_list <- as.character(unique_hosts)
+
+ for ( hi in seq(1, length(unique_hosts)) )
+ {
+ host_s <- host_s_list[hi]
+ host_n <- host_n_list[hi]
+ # events for this host after d (to avoid already identified events)
+ ev <- t[which(t$hostname == host_s & t$start > d ),]
+ print (sprintf("events length for host %s %s", host_s, length(ev$start)));
+ # get down events for this host
+ down_ev_index_list <- which(ev$status == 'down')
+ for ( e_i in down_ev_index_list )
+ {
+ if ( e_i == length(ev$status) ) {
+ # then the node ends down, so fill in the rest with 1.
+ for ( j in seq(i,length(hbreaks)) ) {
+ image[host_n,j] <- 1
+ }
+ } else {
+ # then there is a subsequent 'good' event
+ good_ev <- ev[e_i+1,]
+ down_ev <- ev[e_i,]
+ dbreaks <- seq(d,good_ev$start+60*60*24,60*60*24)
+ # for every index for time d, to good_ev$start
+ l<-length(dbreaks)
+ print (sprintf("length %s",l));
+ for ( j in seq(i,i+l) )
+ {
+ image[host_n,j] <- 1
+ }
+ }
+ }
+ }
+ }
+ myImagePlot(image, xLabels=months, yLabels=c(""), title=title)
+ return (image);
+}
+
+
+
+node_hist_dist <- function (t, year, from, to, max=0, type="week", title="")
+{
+ dates <-seq(as.Date(from), as.Date(to), type)
+ months <- format(dates, "%b-%d")
+ hbreaks<-unclass(as.POSIXct(dates))
+ current_ts <- unclass(as.POSIXct(Sys.Date()))
+
+ dist <- NULL
+
+ unique_hosts <- unique(t$hostname)
+ host_n_list <- unique_hosts
+ host_s_list <- as.character(unique_hosts)
+
+ down <- 0
+
+ for ( hi in seq(1, length(unique_hosts)) )
+ {
+ host_s <- host_s_list[hi]
+ host_n <- host_n_list[hi]
+ # events for this host after d (to avoid already identified events)
+ ev <- t[which( t$hostname == host_s ),]
+ print (sprintf("events length for host %s %s", host_s, length(ev$start)));
+ # get down events for this host
+ down_ev_index_list <- which(ev$status == 'down')
+ for ( e_i in down_ev_index_list )
+ {
+ # when equal, there is no resolution so leave it as down
+ if ( e_i != length(ev$status) ) {
+ good_ev <- ev[e_i+1,]
+ down_ev <- ev[e_i,]
+ dist <- c(dist, good_ev$start - down_ev$start)
+ } else if ( e_i == length(ev$status) && length(ev$status) == 1) {
+ print (sprintf("DOWN FOREVER! %s", length(ev$start) ))
+ down <- down + 1
+ dist <- c(dist, 10*current_ts - ev$start)
+ }
+ }
+ }
+ print(down);
+ return (dist);
+}
+
+nsh_image <- node_hist_image(nsh, '2009', '2009-06-01', '2010-02-28', 0, 'day')
+nsh_image_m1 <- node_hist_image(nsh_m1, '2009', '2008-10-01', '2009-03-28', 0, 'day')
+
+
+nsh_short <- nsh[which(nsh$start > unclass(as.POSIXct("2009-06-01", origin="1970-01-01"))[1]),]
+nsh_short <- nsh_short[which(nsh_short$start < unclass(as.POSIXct("2009-10-31", origin="1970-01-01"))[1]),]
+
+
+nsh_short <- nsh_nopcu
+nsh_dist <- node_hist_dist(nsh_short, '2009', '2009-06-01', '2010-02-28', 0, 'day')
+d<- ecdf(nsh_dist/(60*60*24))
+
+#nsh_m1_short <- nsh_m1[which(nsh_m1$start > unclass(as.POSIXct("2008-10-01", origin="1970-01-01"))[1]),]
+nsh_m1_short <- nsh_m1_nopcu
+# NOTE: something happened betweeen 10-2 and 10-3
+t_1015 <- unclass(as.POSIXct("2008-10-15", origin="1970-01-01"))[1]
+t_0224 <- unclass(as.POSIXct("2009-02-24", origin="1970-01-01"))[1]
+nsh_m1_short <- nsh_m1_nopcu[which(nsh_m1_nopcu$start > t_1015 & nsh_m1_nopcu$start <= t_0224),]
+
+nsh_m1_short <- nsh_m1_nopcu
+nsh_dist_m1 <- node_hist_dist(nsh_m1_short, '2008', '2008-10-01', '2009-03-22', 0, 'day')
+d_m1<- ecdf(nsh_dist_m1/(60*60*24))
+
+
+t_0530 <- unclass(as.POSIXct("2008-05-30", origin="1970-01-01"))[1]
+t_0815 <- unclass(as.POSIXct("2008-08-15", origin="1970-01-01"))[1]
+nsh_m1_short <- nsh_m1_nopcu_may[which(nsh_m1_nopcu_may$start > t_0530 & nsh_m1_nopcu_may$start <= t_0815),]
+nsh_dist_m1 <- node_hist_dist(nsh_m1_short, '2008', '2008-05-10', '2008-08-15', 0, 'day')
+d_m1_may <- ecdf(nsh_dist_m1/(60*60*24))
+
+
+# d<-ecdf(nsh_dist[which(nsh_dist/(60*60*24) < 90 )]/(60*60*24)),
+# 180 ~= 6 months.
+par(mfrow=c(1,1))
+par(mai=c(.9,.9,.1,.1))
+start_image("node_history_ttr_nopcu.png")
+plot(d, xlim=c(0,180), ylim=c(0,1), axes=F, xlab="Days to Resolve", ylab="Percentile",
+ col.hor='red', col.vert='red', pch='.', col.points='red', main="")
+plot(d_m1, xlim=c(0,180), ylim=c(0,1), xlab="Days to Resolve", ylab="Percentile",
+ col.hor='blue', col.vert='blue', pch='.', col.points='blue', add=TRUE)
+plot(d_m1_may, xlim=c(0,180), ylim=c(0,1), xlab="Days to Resolve", ylab="Percentile",
+ col.hor='green', col.vert='green', pch='.', col.points='green', add=TRUE)
+
+weeks <- c(0,7,14,21,28,60,90,120,150,180)
+axis(1, labels=weeks, at=weeks)
+percentages <- c(0,0.25, 0.5, 0.75, 0.85, 0.95, 1)
+axis(2, las=1, labels=percentages, at=percentages)
+
+abline(v=c(7,14,21,28), col='grey80', lty=2)
+abline(h=c(0.5, 0.6, 0.75, 0.85, 0.95 ), col='grey80', lty=2)
+abline(v=c(91), col='grey80', lty=2)
+
+
+legend(100, 0.1,
+ cex=0.7,
+ legend=c("Typical MyOps -- July2009-Feb2010", "Notice Bug -- Oct2008-Mar2009", "Kernel Bug -- May2008-Sept2008"),
+ pch=c('-', '-', '-'),
+ col=c('red', 'blue', 'green'),
+ lty=c(1, 1, 1), merge=T)
+end_image()
git://git.onelab.eu / monitor.git / blobdiff