---> uname -a: Linux b7fd218fe600 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 12.1G 37.9G 24% / 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 12.1G 37.9G 24% /etc/resolv.conf /dev/vda1 50.0G 12.1G 37.9G 24% /etc/hostname /dev/vda1 50.0G 12.1G 37.9G 24% /etc/hosts /dev/vda1 50.0G 12.1G 37.9G 24% /var/log/sa /dev/vda1 50.0G 12.1G 37.9G 24% /w/workspace/edgex-go/14 /dev/vda1 50.0G 12.1G 37.9G 24% /w/workspace/edgex-go/14@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 594 120 0 1122 1157 Swap: 1023 99 924 ---> 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 100: eth0@if101: 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) 08/13/20 _x86_64_ (4 CPU) 04:28:58 LINUX RESTART 04:30:01 tps rtps wtps bread/s bwrtn/s 04:31:01 144.29 49.94 94.34 8109.40 44402.88 04:32:01 545.69 338.56 207.13 12735.49 45653.26 04:33:01 257.39 140.87 116.52 5514.54 33314.09 04:34:02 1254.06 952.40 301.67 109716.21 184484.90 04:35:01 1887.35 1571.64 315.72 148907.12 149915.14 04:36:02 1065.75 724.25 341.50 69143.99 98766.27 04:37:03 2035.73 1712.56 323.17 86602.91 105544.04 04:38:02 581.88 408.88 172.99 25092.19 31663.12 04:39:01 1.54 0.25 1.29 4.20 18.78 04:40:01 1.62 1.15 0.47 182.11 5.78 04:41:01 0.73 0.07 0.67 1.47 7.28 04:42:01 0.20 0.02 0.18 0.53 1.78 04:43:01 0.32 0.02 0.30 0.27 3.18 04:44:01 0.77 0.42 0.35 11.59 4.80 04:45:01 2.00 1.23 0.77 43.30 14.97 04:46:01 0.32 0.02 0.30 0.53 3.35 04:47:01 0.35 0.03 0.32 0.80 3.58 04:48:01 0.32 0.02 0.30 0.53 3.46 Average: 434.10 329.33 104.76 25977.47 38720.48 04:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 242128 1639428 87.13 1908 992376 1290800 44.05 588684 860368 76804 04:32:01 90140 1791416 95.21 1420 943132 1546736 52.79 801944 752024 52380 04:33:01 286496 1595060 84.77 412 859520 1446684 49.37 658152 700780 60300 04:34:02 78748 1802808 95.81 0 1157020 1570024 53.58 633388 998212 5808 04:35:01 405236 1476320 78.46 0 669916 3086644 105.34 588824 676000 4024 04:36:02 52536 1829020 97.21 0 1086648 2226380 75.98 766672 869144 82268 04:37:03 52816 1828740 97.19 0 1153252 1880564 64.18 656912 971972 31524 04:38:02 408456 1473100 78.29 0 941916 1195176 40.79 500856 774808 20 04:39:01 415116 1466440 77.94 0 942024 1139484 38.89 499068 770760 12 04:40:01 409876 1471680 78.22 0 947332 1139556 38.89 502252 773420 8 04:41:01 410152 1471404 78.20 0 947332 1139520 38.89 501952 773436 8 04:42:01 410448 1471108 78.19 0 947356 1139484 38.89 501880 773464 8 04:43:01 410040 1471516 78.21 0 947356 1139484 38.89 501924 773464 8 04:44:01 409380 1472176 78.24 0 948096 1139932 38.90 502116 774096 8 04:45:01 408536 1473020 78.29 0 948324 1139556 38.89 502468 774360 8 04:46:01 408520 1473036 78.29 0 948340 1139532 38.89 502332 774376 8 04:47:01 408700 1472856 78.28 0 948344 1139484 38.89 501964 774396 8 04:48:01 408592 1472964 78.28 0 948336 1139484 38.89 502092 774396 8 Average: 317551 1564005 83.12 208 959812 1424362 48.61 567416 796638 17401 04:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:31:01 eth0 2021.74 1551.24 8697.88 2852.66 0.00 0.00 0.00 04:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 docker0 853.85 786.76 69.23 2659.38 0.00 0.00 0.00 04:32:01 eth0 385.68 317.34 1803.39 40.40 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 veth009af17 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:32:01 docker0 963.17 922.15 77.29 3379.15 0.00 0.00 0.00 04:33:01 eth0 55.74 35.62 35.96 78.38 0.00 0.00 0.00 04:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 veth009af17 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:02 eth0 116.51 80.01 1828.60 49.64 0.00 0.00 0.00 04:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:02 veth4a0b13e 0.00 0.46 0.00 0.02 0.00 0.00 0.00 04:34:02 docker0 12.41 16.56 0.67 144.69 0.00 0.00 0.00 04:35:01 veth879d459 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 veth0501658 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:01 eth0 3383.96 2506.81 15860.52 3185.76 0.00 0.00 0.00 04:35:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:36:02 eth0 139.13 88.82 527.77 68.08 0.00 0.00 0.00 04:36:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:02 veth4a0b13e 0.00 0.64 0.00 0.03 0.00 0.00 0.00 04:36:02 vethc8c83c5 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:37:03 vethe1853f2 3.83 4.07 0.52 20.02 0.00 0.00 0.00 04:37:03 eth0 3489.70 2562.21 16031.04 3214.63 0.00 0.00 0.00 04:37:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:37:03 veth4a0b13e 0.00 0.70 0.00 0.03 0.00 0.00 0.00 04:38:02 eth0 57.57 41.96 62.89 54.54 0.00 0.00 0.00 04:38:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:02 docker0 1064.58 1062.00 84.01 4252.61 0.00 0.00 0.00 04:39:01 eth0 0.10 0.08 0.01 0.02 0.00 0.00 0.00 04:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 0.27 0.22 0.11 0.07 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.02 0.03 0.00 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 160.50 121.47 730.52 180.83 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 57.26 57.12 4.52 228.72 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) 08/13/20 _x86_64_ (4 CPU) 04:28:58 LINUX RESTART 04:30:01 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 21.54 0.00 7.03 1.95 0.09 69.38 04:31:01 0 21.39 0.00 8.58 0.43 0.09 69.52 04:31:01 1 23.16 0.00 6.18 3.02 0.07 67.58 04:31:01 2 24.11 0.00 7.20 2.82 0.12 65.75 04:31:01 3 17.50 0.00 6.19 1.53 0.09 74.69 04:32:01 all 21.37 0.00 8.63 6.82 0.06 63.11 04:32:01 0 21.72 0.00 8.53 6.39 0.07 63.30 04:32:01 1 20.99 0.00 8.96 4.97 0.07 65.01 04:32:01 2 21.42 0.00 8.75 7.40 0.05 62.37 04:32:01 3 21.32 0.00 8.30 8.56 0.08 61.74 04:33:01 all 46.56 0.00 10.90 6.02 0.06 36.46 04:33:01 0 45.98 0.00 11.07 5.57 0.05 37.33 04:33:01 1 47.65 0.00 10.23 6.63 0.07 35.42 04:33:01 2 44.88 0.00 11.22 7.31 0.05 36.54 04:33:01 3 47.77 0.00 11.08 4.57 0.03 36.55 04:34:02 all 18.52 0.00 16.11 18.43 0.10 46.84 04:34:02 0 18.80 0.00 15.58 18.73 0.10 46.80 04:34:02 1 17.37 0.00 16.39 19.14 0.10 46.99 04:34:02 2 18.89 0.00 16.91 18.53 0.12 45.56 04:34:02 3 19.02 0.00 15.57 17.31 0.10 47.99 04:35:01 all 46.26 0.00 17.94 21.16 0.08 14.56 04:35:01 0 45.96 0.00 18.08 21.46 0.09 14.41 04:35:01 1 46.20 0.00 16.66 20.98 0.10 16.05 04:35:01 2 46.54 0.00 18.61 20.98 0.07 13.80 04:35:01 3 46.34 0.00 18.43 21.18 0.05 13.99 04:36:02 all 22.99 0.00 14.87 32.03 0.05 30.07 04:36:02 0 23.76 0.00 14.75 33.75 0.07 27.67 04:36:02 1 21.75 0.00 13.76 30.09 0.03 34.37 04:36:02 2 22.96 0.00 15.43 33.48 0.05 28.07 04:36:02 3 23.47 0.00 15.55 30.78 0.05 30.15 04:37:03 all 34.39 0.00 14.97 30.23 0.05 20.37 04:37:03 0 33.41 0.00 14.83 30.51 0.05 21.20 04:37:03 1 33.19 0.00 14.56 26.81 0.03 25.41 04:37:03 2 34.86 0.00 14.52 33.07 0.07 17.49 04:37:03 3 36.12 0.00 15.98 30.52 0.02 17.37 04:38:02 all 23.65 0.00 7.72 12.38 0.04 56.21 04:38:02 0 23.17 0.00 7.93 12.16 0.03 56.71 04:38:02 1 23.60 0.00 7.62 10.44 0.05 58.29 04:38:02 2 23.92 0.00 7.58 14.46 0.05 53.98 04:38:02 3 23.91 0.00 7.72 12.47 0.03 55.87 04:39:01 all 0.15 0.00 0.03 0.00 0.00 99.81 04:39:01 0 0.51 0.00 0.03 0.02 0.00 99.44 04:39:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:39:01 2 0.05 0.00 0.05 0.02 0.00 99.88 04:39:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:40:01 all 0.16 0.00 0.02 0.02 0.00 99.80 04:40:01 0 0.50 0.00 0.03 0.00 0.00 99.47 04:40:01 1 0.03 0.00 0.02 0.02 0.00 99.93 04:40:01 2 0.05 0.00 0.05 0.03 0.00 99.87 04:40:01 3 0.02 0.00 0.02 0.02 0.00 99.95 04:41:01 all 0.13 0.00 0.03 0.00 0.00 99.83 04:41:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:41:01 1 0.03 0.00 0.03 0.00 0.02 99.92 04:41:01 2 0.47 0.00 0.02 0.00 0.00 99.52 04:41:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 all 0.15 0.00 0.03 0.00 0.00 99.82 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:42:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:43:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:43:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:43:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:43:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:43:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 all 0.15 0.00 0.02 0.01 0.00 99.82 04:44:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:44:01 1 0.03 0.00 0.02 0.02 0.00 99.93 04:44:01 2 0.52 0.00 0.02 0.00 0.02 99.45 04:44:01 3 0.03 0.00 0.02 0.02 0.00 99.93 04:45:01 all 0.15 0.00 0.04 0.02 0.00 99.79 04:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:45:01 1 0.03 0.00 0.08 0.07 0.00 99.82 04:45:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:45:01 3 0.03 0.00 0.07 0.00 0.00 99.90 04:46:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:46:01 0 0.00 0.00 0.00 0.00 0.00 100.00 04:46:01 1 0.05 0.00 0.02 0.00 0.00 99.93 04:46:01 2 0.53 0.00 0.02 0.00 0.00 99.45 04:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:47:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:47:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:47:01 1 0.05 0.00 0.03 0.02 0.00 99.90 04:47:01 2 0.50 0.00 0.02 0.00 0.00 99.48 04:47:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:48:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:48:01 0 0.02 0.00 0.03 0.02 0.00 99.93 04:48:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:48:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:48:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 12.99 0.00 5.41 7.10 0.03 74.48 Average: 0 12.91 0.00 5.47 7.11 0.03 74.47 Average: 1 12.87 0.00 5.20 6.73 0.03 75.17 Average: 2 13.27 0.00 5.52 7.60 0.03 73.58 Average: 3 12.90 0.00 5.43 6.97 0.03 74.68