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vmstat
vmstat 1
procs -----------memory---------- ---swap-- -----io---- -system-- ------cpu-----
r b swpd free buff cache si so bi bo in cs us sy id wa st
2 0 0 435508 84928 792912 0 0 7 9 164 221 1 1 98 0 0
0 0 0 435256 84928 792912 0 0 0 0 178 206 1 2 97 0 0
0 0 0 435756 84928 792912 0 0 0 0 177 228 1 2 97 0 0
0 0 0 435260 84928 792912 0 0 0 0 201 227 2 2 96 0 0
1 0 0 434744 84928 792912 0 0 0 12 177 203 1 1 98 0 0
0 0 0 435468 84928 792912 0 0 0 0 224 258 2 3 95 0 0
1 0 0 435600 84928 792912 0 0 0 0 186 211 2 2 96 0 0
1 0 0 436240 84928 792912 0 0 0 0 171 207 1 0 99 0 0
1 0 0 435620 84928 792912 0 0 0 0 185 220 1 3 96 0 0
0 0 0 435124 84936 792904 0 0 0 40 179 221 1 1 98 0 0
0 0 0 435756 84936 792912 0 0 0 44 191 220 1 2 97 0 0
0 0 0 435504 84936 792912 0 0 0 0 171 217 1 1 98 0 0
0 0 0 436004 84936 792912 0 0 0 0 174 216 1 1 98 0 0
iostat
iostat
Linux 3.10.0-862.14.4.el7.x86_64 (centos75.exp) 03/24/20 _x86_64_ (1 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
0.76 0.00 1.44 0.02 0.00 97.77
Device: tps kB_read/s kB_wrtn/s kB_read kB_wrtn
sda 1.19 6.77 9.39 423937 587992
iostat -h
Linux 3.10.0-862.14.4.el7.x86_64 (centos75.exp) 03/24/20 _x86_64_ (1 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
0.76 0.00 1.44 0.02 0.00 97.77
Device: tps kB_read/s kB_wrtn/s kB_read kB_wrtn
sda
1.19 6.76 9.39 423937 588492
iostat -x
Linux 3.10.0-862.14.4.el7.x86_64 (centos75.exp) 03/24/20 _x86_64_ (1 CPU)
avg-cpu: %user %nice %system %iowait %steal %idle
0.76 0.00 1.44 0.02 0.00 97.77
Device: rrqm/s wrqm/s r/s w/s rkB/s wkB/s avgrq-sz avgqu-sz await r_await w_await svctm %util
sda 0.09 0.84 0.21 0.98 6.76 9.38 27.08 0.00 3.06 2.84 3.10 0.65 0.08
sar
sar 1$B!!(B3
Linux 3.10.0-862.14.4.el7.x86_64 (centos75.exp) 03/24/20 _x86_64_ (1 CPU)
11:59:29 CPU %user %nice %system %iowait %steal %idle
11:59:30 all 1.02 0.00 3.06 0.00 0.00 95.92
11:59:31 all 2.02 0.00 1.01 0.00 0.00 96.97
11:59:32 all 1.01 0.00 2.02 1.01 0.00 95.96
Average: all 1.35 0.00 2.03 0.34 0.00 96.28
sar -b 1 3
12:01:16 tps rtps wtps bread/s bwrtn/s
12:01:17 1.02 0.00 1.02 0.00 32.65
12:01:18 0.00 0.00 0.00 0.00 0.00
12:01:19 0.00 0.00 0.00 0.00 0.00
Average: 0.34 0.00 0.34 0.00 10.85
sar -r 1 3
12:02:35 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty
12:02:36 433608 1449516 76.97 85424 729440 1520448 38.20 988812 352816 36
12:02:37 434224 1448900 76.94 85424 729440 1520448 38.20 987728 352816 36
12:02:38 433980 1449144 76.95 85424 729440 1520448 38.20 988496 352816 0
Average: 433937 1449187 76.96 85424 729440 1520448 38.20 988345 352816 24
sar
Linux 3.10.0-862.14.4.el7.x86_64 (centos75.exp) 03/24/20 _x86_64_ (1 CPU)
11:40:02 CPU %user %nice %system %iowait %steal %idle
11:50:01 all 0.93 0.00 1.46 0.03 0.00 97.58
12:00:01 all 0.97 0.00 1.47 0.02 0.00 97.54
Average: all 0.95 0.00 1.46 0.02 0.00 97.56
sar -f /var/log/sa/sa24
Linux 3.10.0-862.14.4.el7.x86_64 (centos75.exp) 03/24/20 _x86_64_ (1 CPU)
11:40:02 CPU %user %nice %system %iowait %steal %idle
11:50:01 all 0.93 0.00 1.46 0.03 0.00 97.58
12:00:01 all 0.97 0.00 1.47 0.02 0.00 97.54
Average: all 0.95 0.00 1.46 0.02 0.00 97.56
