---> uname -a: Linux 262e9804a286 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/29 /dev/vda1 50.0G 13.8G 36.1G 28% /w/workspace/edgex-go/29@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 664 123 0 1049 1092 Swap: 1023 68 955 ---> 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 112: eth0@if113: 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) 08/05/20 _x86_64_ (4 CPU) 13:34:11 LINUX RESTART 13:35:01 tps rtps wtps bread/s bwrtn/s 13:36:01 143.61 58.72 84.88 8936.24 44918.19 13:37:01 552.30 343.36 208.95 12739.60 48316.00 13:38:01 257.41 136.58 120.82 5770.31 29447.14 13:39:01 989.27 730.01 259.26 94762.75 174733.81 13:40:02 2724.87 2421.34 303.53 149334.70 155338.88 13:41:01 1460.96 1161.87 299.09 94359.85 113383.77 13:42:05 3361.41 2999.02 362.40 180173.54 194362.61 13:43:01 666.29 385.07 281.22 22208.44 44208.43 13:44:02 99.53 6.94 92.60 2925.44 6249.73 13:45:01 2.12 0.49 1.63 19.24 26.74 13:46:01 0.32 0.03 0.28 0.27 3.23 13:47:01 0.23 0.02 0.22 0.27 2.32 13:48:01 0.30 0.02 0.28 0.13 3.51 13:49:01 0.27 0.02 0.25 0.13 2.30 13:50:01 2.15 1.97 0.18 58.62 2.61 13:51:01 0.90 0.07 0.83 1.73 14.39 13:52:01 0.20 0.00 0.20 0.00 2.42 13:53:01 24.43 24.18 0.25 2678.97 18.65 Average: 582.45 469.96 112.49 32523.84 45687.44 13:35:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:36:01 178112 1703444 90.53 1744 1012436 1522856 51.97 636016 879472 67796 13:37:01 187624 1693932 90.03 1368 981592 1721288 58.74 646140 803512 42084 13:38:01 214212 1667344 88.62 516 829676 1551032 52.93 741532 679544 27144 13:39:01 461212 1420344 75.49 112 813160 1274508 43.50 538376 721112 12 13:40:02 243316 1638240 87.07 112 503156 3499412 119.43 784316 635052 39428 13:41:01 223024 1658532 88.15 112 1021332 1466408 50.05 518908 956724 26060 13:42:05 111204 1770352 94.09 108 1109224 1753916 59.86 677112 903780 260 13:43:01 408616 1472940 78.28 108 813080 1474664 50.33 485752 769144 2688 13:44:02 335416 1546140 82.17 108 947300 1195220 40.79 489696 837620 8 13:45:01 337624 1543932 82.06 108 947804 1167524 39.85 488252 837376 8 13:46:01 338556 1543000 82.01 108 947808 1167452 39.84 487836 837380 8 13:47:01 338652 1542904 82.00 108 947824 1167452 39.84 487892 837396 8 13:48:01 338768 1542788 82.00 108 947832 1167452 39.84 487900 837396 8 13:49:01 338708 1542848 82.00 108 947840 1167452 39.84 488024 837404 8 13:50:01 336612 1544944 82.11 108 948912 1167524 39.85 489300 837584 16 13:51:01 335976 1545580 82.14 108 948908 1167524 39.85 489312 837584 8 13:52:01 336536 1545020 82.11 108 948928 1167452 39.84 488800 837604 16 13:53:01 236292 1645264 87.44 108 1027772 1194604 40.77 512724 907124 124 Average: 294470 1587086 84.35 292 924699 1444097 49.28 552105 821823 11427 13:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:36:01 eth0 2040.26 1571.33 8700.71 2853.41 0.00 0.00 0.00 13:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 docker0 823.68 790.70 66.77 2659.62 0.00 0.00 0.00 13:37:01 eth0 395.69 293.18 1944.65 37.74 0.00 0.00 0.00 13:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 veth4d4ef9d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 13:37:01 docker0 956.51 955.55 76.91 3493.92 0.00 0.00 0.00 13:38:01 eth0 68.73 48.65 37.19 89.09 0.00 0.00 0.00 13:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 veth4d4ef9d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 vethe5b28c5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 veth5062695 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 veth26d5df6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:01 eth0 3559.67 2633.50 15606.44 3116.14 0.00 0.00 0.00 13:40:02 veth144a9c1 0.00 0.13 0.00 0.01 0.00 0.00 0.00 13:40:02 veth7712122 0.00 0.13 0.00 0.01 0.00 0.00 0.00 13:40:02 veth97c55ce 0.00 0.13 0.00 0.01 0.00 0.00 0.00 13:40:02 eth0 48.38 30.03 165.13 10.68 0.00 0.00 0.00 13:41:01 veth812066b 0.50 0.54 0.03 3.49 0.00 0.00 0.00 13:41:01 eth0 48.74 31.29 74.76 64.18 0.00 0.00 0.00 13:41:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 13:41:01 veth08a1c9d 0.00 0.55 0.00 0.03 0.00 0.00 0.00 13:42:05 veth055fe7d 0.00 0.11 0.00 0.01 0.00 0.00 0.00 13:42:05 eth0 67.21 48.17 107.49 62.62 0.00 0.00 0.00 13:42:05 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:42:05 veth08a1c9d 0.00 0.17 0.00 0.01 0.00 0.00 0.00 13:43:01 eth0 109.55 70.50 386.99 71.11 0.00 0.00 0.00 13:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:43:01 veth08a1c9d 0.00 0.23 0.00 0.01 0.00 0.00 0.00 13:43:01 vethff642d0 8.98 16.55 0.60 144.29 0.00 0.00 0.00 13:44:02 eth0 58.16 34.29 248.84 12.85 0.00 0.00 0.00 13:44:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:44:02 docker0 1027.58 1067.43 81.08 4275.94 0.00 0.00 0.00 13:45:01 eth0 0.41 0.39 0.50 0.09 0.00 0.00 0.00 13:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:46:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 13:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 13:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 eth0 0.17 0.15 0.07 0.01 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 eth0 6.64 4.23 8.08 2.52 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 163.55 122.71 742.92 181.19 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 57.18 59.40 4.51 237.93 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) 08/05/20 _x86_64_ (4 CPU) 13:34:11 LINUX RESTART 13:35:01 CPU %user %nice %system %iowait %steal %idle 13:36:01 all 21.59 0.00 8.72 1.40 0.06 68.24 13:36:01 0 35.24 0.00 11.61 0.59 0.03 52.52 13:36:01 1 15.57 0.00 7.35 2.12 0.08 74.87 13:36:01 2 18.95 0.00 7.24 0.90 0.07 72.85 13:36:01 3 16.52 0.00 8.68 2.01 0.05 72.75 13:37:01 all 17.58 0.00 9.59 9.00 0.05 63.77 13:37:01 0 18.12 0.00 8.89 6.70 0.05 66.23 13:37:01 1 17.57 0.00 9.88 9.23 0.07 63.25 13:37:01 2 17.29 0.00 9.90 10.92 0.07 61.82 13:37:01 3 17.36 0.00 9.70 9.15 0.05 63.74 13:38:01 all 48.93 0.00 13.76 5.96 0.04 31.31 13:38:01 0 48.22 0.00 13.44 8.34 0.02 29.98 13:38:01 1 48.46 0.00 14.07 3.98 0.03 33.46 13:38:01 2 49.61 0.00 14.00 4.65 0.02 31.72 13:38:01 3 49.45 0.00 13.56 6.86 0.03 30.10 13:39:01 all 20.11 0.00 17.85 12.01 0.05 49.99 13:39:01 0 21.03 0.00 17.45 12.99 0.07 48.46 13:39:01 1 20.74 0.00 18.14 13.33 0.05 47.74 13:39:01 2 19.30 0.00 17.76 10.90 0.05 51.98 13:39:01 3 19.34 0.00 18.04 10.80 0.07 51.76 13:40:02 all 31.40 0.00 21.81 25.93 0.06 20.80 13:40:02 0 31.14 0.00 21.79 27.13 0.07 19.87 13:40:02 1 31.43 0.00 22.37 26.18 0.05 19.97 13:40:02 2 31.84 0.00 21.20 25.79 0.09 21.08 13:40:02 3 31.17 0.00 21.93 24.60 0.03 22.27 13:41:01 all 40.20 0.00 16.99 22.08 0.05 20.68 13:41:01 0 39.44 0.00 17.81 21.47 0.03 21.25 13:41:01 1 39.12 0.00 17.07 25.63 0.07 18.11 13:41:01 2 41.13 0.00 17.50 22.23 0.02 19.12 13:41:01 3 41.11 0.00 15.58 19.00 0.07 24.24 13:42:05 all 18.56 0.00 21.49 35.74 0.09 24.11 13:42:05 0 17.82 0.00 20.80 34.26 0.08 27.04 13:42:05 1 18.59 0.00 21.35 38.36 0.10 21.60 13:42:05 2 18.91 0.00 21.58 36.97 0.06 22.47 13:42:05 3 18.94 0.00 22.25 33.34 0.10 25.36 13:43:01 all 46.24 0.00 16.02 17.53 0.04 20.17 13:43:01 0 48.36 0.00 16.19 13.75 0.05 21.64 13:43:01 1 44.49 0.00 16.54 20.94 0.04 18.00 13:43:01 2 45.47 0.00 15.88 19.27 0.04 19.34 13:43:01 3 46.64 0.00 15.47 16.18 0.04 21.68 13:44:02 all 4.43 0.00 2.61 4.68 0.02 88.27 13:44:02 0 4.28 0.00 3.16 2.07 0.02 90.47 13:44:02 1 4.97 0.00 2.24 4.82 0.03 87.95 13:44:02 2 3.46 0.00 2.37 5.80 0.02 88.35 13:44:02 3 5.02 0.00 2.64 6.01 0.02 86.31 13:45:01 all 0.15 0.00 0.04 0.01 0.00 99.79 13:45:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:45:01 1 0.03 0.00 0.05 0.02 0.00 99.90 13:45:01 2 0.02 0.00 0.02 0.00 0.00 99.97 13:45:01 3 0.52 0.00 0.03 0.02 0.00 99.42 13:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 13:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 13:46:01 1 0.03 0.00 0.05 0.00 0.00 99.92 13:46:01 2 0.03 0.00 0.03 0.00 0.00 99.93 13:46:01 3 0.52 0.00 0.02 0.00 0.00 99.47 13:47:01 all 0.15 0.00 0.03 0.00 0.00 99.83 13:47:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:47:01 1 0.03 0.00 0.05 0.00 0.00 99.92 13:47:01 2 0.03 0.00 0.03 0.00 0.00 99.93 13:47:01 3 0.50 0.00 0.02 0.00 0.00 99.48 13:48:01 all 0.16 0.00 0.03 0.00 0.00 99.81 13:48:01 0 0.03 0.00 0.02 0.00 0.00 99.95 13:48:01 1 0.03 0.00 0.05 0.00 0.00 99.92 13:48:01 2 0.05 0.00 0.05 0.00 0.02 99.88 13:48:01 3 0.52 0.00 0.02 0.00 0.00 99.47 13:49:01 all 0.14 0.00 0.03 0.00 0.00 99.83 13:49:01 0 0.00 0.00 0.00 0.00 0.00 100.00 13:49:01 1 0.02 0.00 0.03 0.00 0.00 99.95 13:49:01 2 0.02 0.00 0.03 0.00 0.00 99.95 13:49:01 3 0.52 0.00 0.02 0.00 0.00 99.47 13:50:01 all 0.17 0.00 0.05 0.03 0.00 99.74 13:50:01 0 0.08 0.00 0.10 0.10 0.00 99.72 13:50:01 1 0.05 0.00 0.03 0.02 0.00 99.90 13:50:01 2 0.05 0.00 0.05 0.02 0.00 99.88 13:50:01 3 0.52 0.00 0.05 0.00 0.00 99.43 13:51:01 all 0.06 0.00 0.05 0.00 0.00 99.89 13:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:51:01 1 0.03 0.00 0.07 0.00 0.00 99.90 13:51:01 2 0.02 0.00 0.02 0.00 0.00 99.97 13:51:01 3 0.15 0.00 0.08 0.00 0.00 99.77 13:52:01 all 0.03 0.00 0.03 0.00 0.00 99.95 13:52:01 0 0.03 0.00 0.02 0.00 0.00 99.95 13:52:01 1 0.03 0.00 0.05 0.00 0.00 99.92 13:52:01 2 0.03 0.00 0.05 0.00 0.00 99.92 13:52:01 3 0.02 0.00 0.02 0.00 0.00 99.97 13:53:01 all 0.44 0.00 0.28 0.63 0.00 98.65 13:53:01 0 0.27 0.00 0.27 0.27 0.00 99.20 13:53:01 1 0.77 0.00 0.42 1.68 0.02 97.12 13:53:01 2 0.32 0.00 0.18 0.10 0.00 99.40 13:53:01 3 0.40 0.00 0.23 0.47 0.00 98.90 Average: all 13.66 0.00 7.11 7.45 0.03 71.75 Average: 0 14.42 0.00 7.25 7.07 0.02 71.24 Average: 1 13.18 0.00 7.13 8.06 0.03 71.59 Average: 2 13.47 0.00 7.04 7.61 0.02 71.86 Average: 3 13.57 0.00 7.04 7.06 0.03 72.30