Unix counter disktraffic meaning supplement

LoadRunnerController menu tools? In & gt; options, we can see that the server resource information is collected every 3 seconds, as shown in: & nbsp; LoadRunnerController menu tools? & Gt; options, we can see that the server resource information is collected every 3 seconds, as shown in

LoadRunner Controller menu tools?> In options, we can see that the server resource information is collected every 3 seconds, as shown in:

 

LoadRunner Controller menu tools?> In options, we can see that the server resource information is collected every 3 seconds, as shown in:

This is equivalent to the following command:

Iostat? Tps output by d 3n
Or iostat? R/s + w/s in x 3

 

Iostat? The output of d 3n is similar to the following:

# Iostat-d 3n
Linux 2.6.18-194. el5 (www2. ××. cn) 01/23/2011 _ x86_64 _ (8 CPU)

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
Sda 3.94 171.62 80.80 362832 170820
Sdb 0.22 1.53 3.27 3240 6912

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
Sda 1.66 5.32 61.13 16 184
Sdb 0.66 0.00 7.97 0 24

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
Sda 0.00 0.00 0.00 0 0
Sdb 0.00 0.00 0.00 0 0

 

Iostat? The output of x 3 is similar to the following:

# Iostat-x 3
Linux 2.6.18-194. el5 (www2. ××. cn) 01/23/2011 _ x86_64 _ (8 CPU)

Avg-cpu: % user % nice % system % iowait % steal % idle
4.42 0.00 0.34 0.16 0.00 95.08

Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm % util
Sda 3.23 7.94 1.90 1.97 167.59 79.25 63.88 0.06 15.07 3.55 1.37
Sdb 0.02 0.32 0.12 0.10 1.49 3.31 21.52 0.00 2.32 1.29 0.03

Avg-cpu: % user % nice % system % iowait % steal % idle
0.04 0.00 0.08 0.12 0.00 99.75

Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm % util
Sda 0.00 5.00 0.00 1.00 0.00 48.00 48.00 0.01 7.67 7.67 0.77
Sdb 0.00 0.33 0.00 0.67 0.00 8.00 12.00 0.00 0.50 0.50 0.03

Avg-cpu: % user % nice % system % iowait % steal % idle
0.00 0.00 0.04 0.08 0.00 99.88

Device: rrqm/s wrqm/s r/s w/s rsec/s wsec/s avgrq-sz avgqu-sz await svctm % util
Sda 0.00 2.67 0.00 1.33 0.00 32.00 24.00 0.01 8.00 6.25 0.83
Sdb 0.00 0.33 0.00 0.67 0.00 8.00 12.00 0.00 0.50 0.50 0.03

This is equivalent to the following command:

Iostat? Tps output by d 3n
Or iostat? R/s + w/s in x 3

 

Iostat? The output of d 3n is similar to the following:

# Iostat-d 3n
Linux 2.6.18-194. el5 (www2. ××. cn) 01/23/2011 _ x86_64 _ (8 CPU)

Device: tps Blk_read/s Blk_wrtn/s Blk_read Blk_wrtn
Sda 3.94 171.62 80.80 362832 170820
SDK 0.22 & n