--- /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_total <- read.csv('node_status_history_m1_nopcu_total.csv', sep=',', header=TRUE)
+nsh_m1_nopcu_notice <- read.csv('node_status_history_m1_nopcu.csv', sep=',', header=TRUE)
+nsh_m1_nopcu_kernel <- 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$start)
+ }
+ }
+ }
+ print(down);
+ return (dist);
+}
+
+
+
+# data collected from M2 pickle files
+dnc <- read.csv('daily-available-node-count.csv', sep=',', header=TRUE)
+
+dnc2<-add_timestamp(dnc)
+
+tstamp_08 <-unclass(as.POSIXct("2008-05-07", origin="1970-01-01"))[1]
+dnc2 <- dnc2[which( dnc2$start > tstamp_08 ),]
+
+
+dates <-seq(as.Date('2008-05-07'), as.Date('2009-05-07'), 'week')
+months <- format(dates, "%b")
+hbreaks<-unclass(as.POSIXct(dates))
+
+x_start<-unclass(as.POSIXct("2008-05-01", origin="1970-01-01"))[1]
+x_end <-unclass(as.POSIXct("2009-06-1", origin="1970-01-01"))[1]
+
+start_image("myops_restore_nopcu.png")
+par(mfrow=c(2,1))
+par(mai=c(.9,.8,.1,.1))
+plot(dnc2$start[which(!is.na(dnc2$available) & (dnc2$start > tstamp_0815 & dnc2$start <= tstamp_1015) )],
+ dnc2$available[which(!is.na(dnc2$available) & (dnc2$start > tstamp_0815 & dnc2$start <= tstamp_1015) )],
+ type='l', col='red', ylim=c(0,600), xlim=c(x_start, x_end),
+ xlab="", ylab="Online Node Count", axes=F)
+
+lines(dnc2$start[which(!is.na(dnc2$available) & (dnc2$start > tstamp_0223) )],
+ dnc2$available[which(!is.na(dnc2$available) & (dnc2$start > tstamp_0223) )],
+ type='l', col='red')
+
+lines(dnc2$start[which(!is.na(dnc2$available) & dnc2$start > tstamp_1015 & dnc2$start <= tstamp_0223)], dnc2$available[which(!is.na(dnc2$available)& dnc2$start > tstamp_1015 & dnc2$start <= tstamp_0223)], lty=2, type='l', col='blue')
+
+lines(dnc2$start[which(!is.na(dnc2$available) & dnc2$start > tstamp_0510 & dnc2$start <= tstamp_0815)], dnc2$available[which(!is.na(dnc2$available)& dnc2$start > tstamp_0510 & dnc2$start <= tstamp_0815)], lty=3, type='l', col='darkgreen')
+
+#lines(dnc2$start[which(!is.na(dnc2$available))], dnc2$available[which(!is.na(dnc2$available))],
+#type='l', col='red', ylim=c(0,1000))
+axis(2, las=1)
+axis(1, cex.axis=0.7, labels=months, at=hbreaks)
+
+
+
+#tstamp_0510 <-abline_at_date("2008-05-10", col='grey20', lty=0, height=570)
+# dates takes from reboot_image() output for API events.
+# green
+tstamp_0610 <-abline_at_date("2008-06-10", col='grey40', lty=5, height=570)
+tstamp_0815 <-abline_at_date("2008-08-15", col='grey70', lty=1, height=570)
+
+# red
+#tstamp_0905 <-abline_at_date("2008-09-05", col='grey70', height=570)
+tstamp_0924 <-abline_at_date("2008-09-24", col='grey70', lty=1, height=570)
+tstamp_1015 <-abline_at_date("2008-10-15", col='grey40', lty=5, height=570)
+# blue
+#tstamp_1105 <-abline_at_date("2008-11-05", col='white', lty=2, height=570)
+#tstamp_1214 <-abline_at_date("2008-12-14", col='grey70', height=570)
+tstamp_0223 <-abline_at_date("2009-02-23", col='grey70', height=570)
+# red
+#tstamp_0313 <-abline_at_date("2009-03-13", col='grey70', height=570)
+
+#text(x=c(tstamp_0610+(tstamp_0815-tstamp_0610)/2,
+# tstamp_0815+(tstamp_0905-tstamp_0815)/2,
+# tstamp_0924+(tstamp_1015-tstamp_0924)/2,
+# tstamp_1015+(tstamp_1214-tstamp_1015)/2,
+# tstamp_1214+(tstamp_0223-tstamp_1214)/2,
+# tstamp_0223+(tstamp_0313-tstamp_0223)/2),
+# y=c(0),
+# labels=c("bug1", 'fix1', 'fix2', 'fix3', 'bug2', 'fix4')) #, 'fix 2', 'fix 3', 'fix 4'))
+
+text(x=c( tstamp_0815,
+ tstamp_0924,
+ tstamp_0223),
+ y=c(610),
+ adj=c(1, 0.5),
+ labels=c('fix1', 'fix2', 'fix3'))
+
+
+text(x=c(tstamp_0510-(60*60*24*10),
+ tstamp_0610,
+ tstamp_1015),
+ adj=c(0, 0.5),
+ y=c(610),
+ labels=c('Events:', 'bug1', 'bug2'))
+
+mtext("2008 2009", 1,2)
+legend(unclass(as.POSIXct("2009-02-23", origin="1970-01-01"))[1], 200,
+ cex=0.7,
+ legend=c("Typical MyOps", "Notice Bug", "Kernel Bug", 'Bug Added', 'Fix Added'),
+ pch=c('-', '-', '-'),
+ col=c('red', 'blue', 'darkgreen', 'grey20', 'grey70'),
+ lty=c(1, 2, 3, 5, 1), merge=T)
+
+ #legend=c("Registered", "Online", 'Kernel Update', 'MyOps Event'),
+ #pch=c('-', '-', '-', '-'),
+ #col=c('blue', 'red', 'grey20', 'grey70'),
+ #lty=c(1, 1, 2, 1), merge=T)
+
+###################################
+
+t_0815 <- unclass(as.POSIXct("2008-08-15", origin="1970-01-01"))[1]
+t_0905 <- unclass(as.POSIXct("2008-09-05", origin="1970-01-01"))[1]
+
+t_0924 <- unclass(as.POSIXct("2008-09-24", origin="1970-01-01"))[1]
+t_1015 <- unclass(as.POSIXct("2008-10-15", origin="1970-01-01"))[1]
+
+t_0223 <- unclass(as.POSIXct("2009-02-23", origin="1970-01-01"))[1]
+t_0313 <- unclass(as.POSIXct("2009-03-13", origin="1970-01-01"))[1]
+
+nsh_m1_short <- nsh_m1_nopcu_total[which(
+ (nsh_m1_nopcu_total$start > t_0815 & nsh_m1_nopcu_total$start <= t_0313) ),]
+nsh_dist_m1 <- node_hist_dist(nsh_m1_short, '2008', '2008-05-01', '2009-05-22', 0, 'day')
+d_m1_total<- ecdf(nsh_dist_m1/(60*60*24))
+
+# NOTE: something happened betweeen 10-2 and 10-3
+# NOTICE BUG
+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_notice[which(nsh_m1_nopcu_notice$start > t_1015 & nsh_m1_nopcu_notice$start <= t_0224),]
+nsh_dist_m1 <- node_hist_dist(nsh_m1_short, '2008', '2008-10-01', '2009-03-22', 0, 'day')
+d_m1_notice_bug <- ecdf(nsh_dist_m1/(60*60*24))
+
+
+# KERNEL BUG
+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_kernel[which(nsh_m1_nopcu_kernel$start > t_0530 & nsh_m1_nopcu_kernel$start <= t_0815),]
+nsh_dist_m1 <- node_hist_dist(nsh_m1_short, '2008', '2008-05-10', '2008-08-15', 0, 'day')
+d_m1_kernel_bug <- 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(mai=c(.9,.9,.1,.3))
+#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="")
+
+x_lim_max <- 150
+
+plot(d_m1_total, xlim=c(0,x_lim_max), ylim=c(0,1), axes=F, xlab="Days to Resolve",
+ ylab="Fraction of Offline Nodes Restored", col.hor='red', col.vert='red', pch='.',
+ col.points='red', main="")
+
+plot(d_m1_notice_bug, xlim=c(0,x_lim_max), ylim=c(0,1), xlab="Days to Resolve",
+ col.hor='blue', col.vert='blue', pch='.',
+ col.points='blue', lty=2, add=TRUE)
+
+plot(d_m1_kernel_bug, xlim=c(0,x_lim_max), ylim=c(0,1), xlab="Days to Resolve",
+ col.hor='darkgreen', col.vert='darkgreen', pch='.',
+ col.points='darkgreen', lty=3, 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(92, 0.25,
+ cex=0.7,
+ legend=c("Typical MyOps", "Notice Bug", "Kernel Bug"),
+ pch=c('-', '-', '-'),
+ col=c('red', 'blue', 'darkgreen'),
+ lty=c(1, 2, 3), merge=T)
+
+end_image()
git://git.onelab.eu / monitor.git / blobdiff