commandline session > chown creat dread dwrite fdata fdatasync fsync getdents link mkdir mknod read readlink rename link mkdir mknod read readlink rmdir stat symlink sync truncate unlink write boxplot(chown,creat,dread,dwrite,fdatasync,fsync,getdents,link,mkdir,mknod,read,readlink,rename,rmdir,stat,symlink,sync,truncate,unlink,write) > boxplot(chown,creat,dread,dwrite,fdatasync,fsync,getdents,link,mkdir,mknod,read,readlink,rename,rmdir,stat,symlink,sync,truncate,unlink,write) > png(file=”Rfsstress.png”) > boxplot(chown,creat,dread,dwrite,fdatasync,fsync,getdents,link,mkdir,mknod,read,readlink,rename,rmdir,stat,symlink,sync,truncate,unlink,write) > dev.off function (which = dev.cur()) { if (which == 1) stop(“cannot shut down device 1 (the null device)”) …
Category Archives: Uncategorized
fsstress ZEROS FREQUENCIES OF ALL OPERATIONS
commandline session $sudo ./fsstress -z -c -S -d /home/jeffrin/fs/ -p 100 -n 100 chown 0/0 write op creat 0/0 write op dread 0/0 dwrite 0/0 write op fdatasync 0/0 write op fsync 0/0 write op getdents 0/0 link 0/0 write op mkdir 0/0 write op mknod 0/0 write op read 0/0 readlink 0/0 rename 0/0 …
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Linux KERNEL TESTING fsstress
commandline session $sudo ./fsstress -c -S -d /home/jeffrin/fs/ -p 100 -n 100 chown 3/39 write op creat 4/39 write op dread 4/39 dwrite 4/39 write op fdatasync 1/39 write op fsync 1/39 write op getdents 1/39 link 1/39 write op mkdir 2/39 write op mknod 2/39 write op read 1/39 readlink 1/39 rename 2/39 write …
R DATAVISUAL barplot
commandline session > test labeli barplot(labeli,test) Error in -0.01 * height : non-numeric argument to binary operator > barplot(test) > barplot(labeli) Error in -0.01 * height : non-numeric argument to binary operator > datavisual library(nutshell) Error in library(nutshell) : there is no package called ‘nutshell’ > barplot(datavisual) Error in barplot.default(datavisual) : ‘height’ must be a …
R qplot from ggplot2 and binwidth=10 lscalls
commandline session > lscalls [1] 2 707 16 11 25 26 24 38 4 5 2 1 2 9 1 1 2 1 1 [20] 1 1 > qplot(lscalls) Error: could not find function “qplot” > library(ggplot) Error in library(ggplot) : there is no package called ‘ggplot’ > library(ggplot2) Loading required package: reshape Loading required …
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Linux KERNEL TESTING cyclictest ERROR
commandline session $sudo client/autotest-local run cyclictest /home/jeffrin/kernel-testing/autotest-autotest-e48676a/client/tests/cyclictest/control 18:53:47 INFO | Writing results to /home/jeffrin/kernel-testing/autotest-autotest-e48676a/client/results/default 18:53:48 INFO | START —- —- timestamp=1361712228 localtime=Feb 24 18:53:48 18:53:48 INFO | START cyclictest cyclictest timestamp=1361712228 localtime=Feb 24 18:53:48 18:53:48 ERROR| [stderr] make: *** No targets specified and no makefile found. Stop. 18:53:48 ERROR| child process failed 18:53:48 INFO | …
Linux KERNEL TESTING hwclock
commandline session $sudo client/autotest-local –verbose run hwclock /home/jeffrin/kernel-testing/autotest-autotest-e48676a/client/tests/hwclock/control 00:47:31 INFO | Writing results to /home/jeffrin/kernel-testing/autotest-autotest-e48676a/client/results/default 00:47:31 DEBUG| Initializing the state engine 00:47:31 DEBUG| Persistent state client.steps now set to [] 00:47:31 DEBUG| Persistent option harness now set to None 00:47:31 DEBUG| Persistent option harness_args now set to None 00:47:31 DEBUG| Selected harness: standalone 00:47:31 DEBUG| …
KEEP OPEN THE LEARNING PATH
R histogram ls
commandline session > lscalls [1] 2 707 16 11 25 26 24 38 4 5 2 1 2 9 1 1 2 1 1 [20] 1 1 > hist(lscalls) > hist(lscalls) > png(file=”Rhist-ls.png”) > hist(lscalls) > dev.off() null device 1 >
R ls plot
commandline session > library(ggplot2) Loading required package: reshape Loading required package: plyr Attaching package: ‘reshape’ The following object(s) are masked from ‘package:plyr’: rename, round_any Loading required package: grid Loading required package: proto > lscalls usecspercall qplot(lscalls,usecspercall,geom=”line”) > plot(lscalls,usecspercall,geom=”line”) Warning messages: 1: In plot.window(…) : “geom” is not a graphical parameter 2: In plot.xy(xy, type, …) …