---> uname -a: Linux 2ca5e2355cd9 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 13.8G 36.1G 28% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 13.8G 36.1G 28% /etc/resolv.conf /dev/vda1 50.0G 13.8G 36.1G 28% /etc/hostname /dev/vda1 50.0G 13.8G 36.1G 28% /etc/hosts /dev/vda1 50.0G 13.8G 36.1G 28% /var/log/sa /dev/vda1 50.0G 13.8G 36.1G 28% /w/workspace/edgex-go/1 /dev/vda1 50.0G 13.8G 36.1G 28% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 663 111 0 1062 1090 Swap: 1023 57 966 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 118: eth0@if119: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/25/20 _x86_64_ (4 CPU) 22:10:19 LINUX RESTART 22:11:03 tps rtps wtps bread/s bwrtn/s 22:12:01 90.07 36.54 53.53 6215.43 15701.60 22:13:01 382.17 242.23 139.95 9536.22 57585.69 22:14:02 366.13 176.26 189.87 7943.99 36490.34 22:15:01 192.42 107.43 84.99 4775.08 29475.51 22:16:03 1692.39 1340.28 352.11 139568.41 208676.30 22:17:02 1655.64 1376.04 279.60 106174.70 121345.47 22:18:02 1688.21 1309.51 378.70 130165.13 158549.79 22:19:01 2116.87 1764.78 352.10 163955.28 169104.11 22:20:01 395.74 129.01 266.73 9052.29 30607.24 22:21:01 32.92 13.17 19.75 3135.00 660.14 22:22:01 0.25 0.02 0.23 0.53 2.33 22:23:01 0.32 0.00 0.32 0.00 3.61 22:24:01 0.25 0.00 0.25 0.00 2.78 22:25:02 0.32 0.03 0.28 1.60 2.96 22:26:01 1.69 1.46 0.24 50.00 2.39 22:27:01 0.80 0.05 0.75 1.60 14.69 22:28:01 0.27 0.02 0.25 0.13 2.86 22:29:01 0.15 0.00 0.15 0.00 1.80 22:30:01 0.37 0.00 0.37 0.00 6.33 Average: 454.64 342.63 112.02 30675.05 43855.39 22:11:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:12:01 259380 1622176 86.21 2620 1064640 1223460 41.75 548416 912344 93992 22:13:01 179996 1701560 90.43 1496 1040584 1309836 44.70 558160 942352 8 22:14:02 387936 1493620 79.38 348 631256 1860248 63.49 658960 599516 10740 22:15:01 378424 1503132 79.89 348 809312 1326464 45.27 542376 729552 48968 22:16:03 52656 1828900 97.20 4 1063112 2134656 72.85 750332 905428 43540 22:17:02 197468 1684088 89.51 4 718860 2450424 83.63 821364 645252 20400 22:18:02 70700 1810856 96.24 4 1084932 1935356 66.05 694788 941608 33284 22:19:01 75600 1805956 95.98 4 837452 3091752 105.52 715672 901164 53796 22:20:01 390656 1490900 79.24 4 849408 1341200 45.77 543492 732432 7020 22:21:01 351236 1530320 81.33 4 935692 1179308 40.25 537708 781712 16 22:22:01 352692 1528864 81.26 4 935692 1167020 39.83 536896 781604 16 22:23:01 353840 1527716 81.19 4 935720 1161820 39.65 536180 781620 12 22:24:01 353756 1527800 81.20 4 935732 1161820 39.65 536312 781620 8 22:25:02 353840 1527716 81.19 4 935720 1161820 39.65 536188 781652 8 22:26:01 351940 1529616 81.30 4 936564 1161892 39.65 536460 782416 24 22:27:01 352044 1529512 81.29 4 936560 1161820 39.65 536396 782412 16 22:28:01 352252 1529304 81.28 4 936580 1161856 39.65 536156 782436 16 22:29:01 352224 1529332 81.28 4 936588 1161820 39.65 536280 782432 16 22:30:01 352324 1529232 81.27 4 936600 1161820 39.65 536160 782432 8 Average: 290472 1591084 84.56 256 919000 1490231 50.86 589384 796315 16415 22:11:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:12:01 vethdccfe9e 1023.83 652.32 91.73 2738.42 0.00 0.00 0.00 22:12:01 eth0 1485.85 1606.22 6547.93 204.47 0.00 0.00 0.00 22:12:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:12:01 docker0 1023.83 652.19 77.73 2738.41 0.00 0.00 0.00 22:13:01 eth0 1198.17 656.86 5975.09 2748.17 0.00 0.00 0.00 22:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 docker0 43.87 75.68 2.41 360.75 0.00 0.00 0.00 22:14:02 eth0 302.05 230.02 1568.66 31.62 0.00 0.00 0.00 22:14:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:02 vethccd2f28 0.00 0.13 0.00 0.01 0.00 0.00 0.00 22:14:02 docker0 1101.82 795.08 82.84 3431.22 0.00 0.00 0.00 22:15:01 eth0 93.81 70.33 872.73 98.34 0.00 0.00 0.00 22:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:03 veth4d87f1e 0.00 0.42 0.00 0.02 0.00 0.00 0.00 22:16:03 eth0 3010.06 2476.87 15158.59 3003.33 0.00 0.00 0.00 22:16:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 22:16:03 docker0 1086.80 800.03 81.44 3487.88 0.00 0.00 0.00 22:17:02 vetha4bfa5b 0.00 0.17 0.00 0.01 0.00 0.00 0.00 22:17:02 veth4d87f1e 0.00 0.48 0.00 0.03 0.00 0.00 0.00 22:17:02 veth2bf3fe3 0.00 0.17 0.00 0.01 0.00 0.00 0.00 22:17:02 vetheabdad0 7.06 8.59 0.48 33.43 0.00 0.00 0.00 22:18:02 veth4d87f1e 0.00 0.32 0.00 0.01 0.00 0.00 0.00 22:18:02 eth0 3273.87 2681.23 16081.80 3217.93 0.00 0.00 0.00 22:18:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:18:02 docker0 1159.43 873.62 86.32 3823.58 0.00 0.00 0.00 22:19:01 veth4d87f1e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 22:19:01 eth0 48.70 28.56 81.75 60.83 0.00 0.00 0.00 22:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:19:01 veth59070a5 0.00 0.13 0.00 0.01 0.00 0.00 0.00 22:20:01 veth4d87f1e 0.00 0.12 0.00 0.00 0.00 0.00 0.00 22:20:01 eth0 150.41 92.21 451.36 76.10 0.00 0.00 0.00 22:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 docker0 1210.23 963.09 89.31 4288.98 0.00 0.00 0.00 22:21:01 eth0 11.99 6.74 41.97 2.85 0.00 0.00 0.00 22:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:21:01 docker0 2.78 5.19 0.15 35.75 0.00 0.00 0.00 22:22:01 eth0 0.58 0.35 0.33 0.20 0.00 0.00 0.00 22:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:23:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:24:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 22:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:25:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:25:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:26:01 eth0 0.17 0.15 0.08 0.07 0.00 0.00 0.00 22:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 eth0 0.03 0.05 0.00 0.00 0.00 0.00 0.00 22:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:28:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 22:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 eth0 0.25 0.08 0.01 0.01 0.00 0.00 0.00 22:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 168.09 139.04 841.79 174.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 64.05 51.13 4.72 228.35 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/25/20 _x86_64_ (4 CPU) 22:10:19 LINUX RESTART 22:11:03 CPU %user %nice %system %iowait %steal %idle 22:12:01 all 12.13 0.00 4.20 1.75 0.02 81.89 22:12:01 0 13.92 0.00 4.74 0.11 0.02 81.22 22:12:01 1 10.16 0.00 4.30 1.36 0.02 84.17 22:12:01 2 13.81 0.00 4.29 4.28 0.02 77.60 22:12:01 3 10.66 0.00 3.51 1.25 0.03 84.54 22:13:01 all 16.22 0.00 6.71 2.60 0.05 74.41 22:13:01 0 23.64 0.00 6.43 1.71 0.02 68.20 22:13:01 1 14.28 0.00 7.66 1.46 0.05 76.55 22:13:01 2 13.75 0.00 6.51 4.39 0.05 75.30 22:13:01 3 13.21 0.00 6.26 2.85 0.07 77.61 22:14:02 all 31.31 0.00 10.34 9.44 0.03 48.88 22:14:02 0 30.07 0.00 10.44 11.34 0.03 48.12 22:14:02 1 31.22 0.00 10.29 7.31 0.02 51.16 22:14:02 2 31.09 0.00 9.88 8.36 0.05 50.62 22:14:02 3 32.85 0.00 10.76 10.75 0.03 45.60 22:15:01 all 39.78 0.00 9.26 3.00 0.05 47.91 22:15:01 0 39.29 0.00 9.67 2.63 0.03 48.38 22:15:01 1 43.60 0.00 8.24 2.40 0.05 45.70 22:15:01 2 38.35 0.00 9.65 3.74 0.09 48.18 22:15:01 3 37.87 0.00 9.47 3.22 0.03 49.41 22:16:03 all 20.05 0.00 20.93 17.13 0.10 41.79 22:16:03 0 18.84 0.00 20.11 16.10 0.12 44.83 22:16:03 1 19.41 0.00 20.71 16.25 0.05 43.59 22:16:03 2 20.38 0.00 22.10 18.86 0.12 38.54 22:16:03 3 21.60 0.00 20.80 17.35 0.08 40.17 22:17:02 all 51.21 0.00 17.45 18.29 0.05 13.00 22:17:02 0 50.97 0.00 18.00 17.30 0.05 13.68 22:17:02 1 51.03 0.00 18.21 21.15 0.07 9.54 22:17:02 2 51.61 0.00 17.73 18.13 0.05 12.48 22:17:02 3 51.22 0.00 15.82 16.60 0.05 16.30 22:18:02 all 16.49 0.00 17.90 30.40 0.06 35.15 22:18:02 0 16.61 0.00 17.47 29.17 0.05 36.70 22:18:02 1 17.08 0.00 18.39 32.65 0.05 31.83 22:18:02 2 16.66 0.00 18.93 31.72 0.09 32.61 22:18:02 3 15.59 0.00 16.81 28.06 0.03 39.50 22:19:01 all 40.12 0.00 20.93 23.02 0.04 15.89 22:19:01 0 41.14 0.00 20.15 25.51 0.03 13.16 22:19:01 1 39.31 0.00 22.27 23.22 0.05 15.16 22:19:01 2 40.07 0.00 21.64 23.65 0.03 14.61 22:19:01 3 39.97 0.00 19.64 19.68 0.05 20.66 22:20:01 all 30.71 0.00 10.90 16.27 0.03 42.09 22:20:01 0 29.94 0.00 11.46 19.30 0.02 39.28 22:20:01 1 31.74 0.00 10.75 12.79 0.03 44.68 22:20:01 2 30.38 0.00 11.74 12.03 0.02 45.82 22:20:01 3 30.79 0.00 9.63 20.97 0.03 38.57 22:21:01 all 0.68 0.00 0.56 0.65 0.00 98.11 22:21:01 0 0.58 0.00 0.65 1.92 0.00 96.85 22:21:01 1 0.53 0.00 0.68 0.03 0.00 98.75 22:21:01 2 0.87 0.00 0.55 0.52 0.02 98.05 22:21:01 3 0.72 0.00 0.38 0.12 0.00 98.78 22:22:01 all 0.15 0.00 0.02 0.00 0.00 99.83 22:22:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:22:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:22:01 2 0.52 0.00 0.03 0.00 0.00 99.45 22:22:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:23:01 all 0.17 0.00 0.02 0.00 0.00 99.81 22:23:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:23:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:23:01 2 0.55 0.00 0.00 0.00 0.00 99.45 22:23:01 3 0.05 0.00 0.03 0.02 0.00 99.90 22:24:01 all 0.15 0.00 0.02 0.00 0.00 99.83 22:24:01 0 0.02 0.00 0.00 0.00 0.00 99.98 22:24:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:24:01 2 0.52 0.00 0.03 0.00 0.00 99.45 22:24:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:25:02 all 0.15 0.00 0.02 0.00 0.00 99.83 22:25:02 0 0.00 0.00 0.03 0.00 0.00 99.97 22:25:02 1 0.05 0.00 0.03 0.00 0.00 99.92 22:25:02 2 0.53 0.00 0.03 0.00 0.00 99.43 22:25:02 3 0.03 0.00 0.02 0.00 0.00 99.95 22:26:01 all 0.15 0.00 0.05 0.02 0.00 99.79 22:26:01 0 0.03 0.00 0.05 0.05 0.00 99.86 22:26:01 1 0.02 0.00 0.03 0.00 0.00 99.95 22:26:01 2 0.03 0.00 0.05 0.02 0.00 99.90 22:26:01 3 0.51 0.00 0.03 0.00 0.00 99.46 22:27:01 all 0.16 0.00 0.02 0.00 0.00 99.82 22:27:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:27:01 1 0.53 0.00 0.03 0.00 0.02 99.42 22:27:01 2 0.02 0.00 0.00 0.00 0.00 99.98 22:27:01 3 0.02 0.00 0.00 0.00 0.00 99.98 22:28:01 all 0.14 0.00 0.02 0.00 0.00 99.84 22:28:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:28:01 1 0.48 0.00 0.02 0.00 0.00 99.50 22:28:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:28:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:29:01 all 0.08 0.00 0.03 0.00 0.00 99.88 22:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:29:01 1 0.23 0.00 0.10 0.00 0.00 99.67 22:29:01 2 0.02 0.00 0.00 0.00 0.00 99.98 22:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:30:01 all 0.03 0.00 0.03 0.00 0.00 99.95 22:30:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:30:01 1 0.03 0.00 0.02 0.00 0.00 99.95 22:30:01 2 0.00 0.00 0.03 0.00 0.00 99.97 22:30:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 13.47 0.00 6.21 6.37 0.02 73.92 Average: 0 13.75 0.00 6.21 6.52 0.02 73.50 Average: 1 13.48 0.00 6.35 6.16 0.02 73.98 Average: 2 13.44 0.00 6.41 6.53 0.03 73.58 Average: 3 13.21 0.00 5.89 6.28 0.02 74.60