---> uname -a: Linux fdc2ecf3b539 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: 2933.436 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 12.9G 37.1G 26% / 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 12.9G 37.1G 26% /etc/resolv.conf /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hostname /dev/vda1 50.0G 12.9G 37.1G 26% /etc/hosts /dev/vda1 50.0G 12.9G 37.1G 26% /var/log/sa /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/15 /dev/vda1 50.0G 12.9G 37.1G 26% /w/workspace/edgex-go/15@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 584 125 0 1128 1168 Swap: 1023 115 908 ---> 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 108: eth0@if109: 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) 07/29/20 _x86_64_ (4 CPU) 04:28:43 LINUX RESTART 04:29:01 tps rtps wtps bread/s bwrtn/s 04:30:01 151.36 55.31 96.06 8140.51 47442.91 04:31:01 402.20 257.88 144.32 10763.59 63137.01 04:32:01 347.88 170.21 177.67 7691.38 37275.56 04:33:01 224.42 103.54 120.89 5656.19 38072.48 04:34:01 1665.15 1350.04 315.11 140499.42 197305.08 04:35:02 1632.82 1314.21 318.61 116922.79 123734.40 04:36:03 1527.43 1178.63 348.81 86693.24 114597.24 04:37:02 2568.05 2244.26 323.80 127756.15 142459.08 04:38:02 1139.54 866.36 273.18 53127.31 67322.13 04:39:01 9.43 1.47 7.96 29.67 248.64 04:40:01 0.40 0.13 0.27 1.07 3.26 04:41:01 0.27 0.02 0.25 0.27 3.10 04:42:01 0.25 0.00 0.25 0.00 2.65 04:43:01 0.27 0.03 0.23 0.53 1.93 04:44:01 2.10 1.85 0.25 60.88 3.10 04:45:01 0.97 0.10 0.87 2.13 16.55 04:46:01 0.75 0.47 0.28 6.13 3.53 04:47:01 0.28 0.05 0.23 0.40 3.03 04:48:01 0.48 0.22 0.27 2.53 3.85 04:49:01 6.35 6.05 0.30 269.55 17.54 Average: 485.06 378.30 106.76 27984.44 41706.01 04:29:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:30:01 75872 1805684 95.97 2620 1134932 1399820 47.77 596936 1044632 97488 04:31:01 121456 1760100 93.54 1492 1091896 1320224 45.06 573780 980980 56608 04:32:01 126404 1755152 93.28 564 772504 1949824 66.54 873672 645484 42976 04:33:01 89156 1792400 95.26 388 1014716 2113320 72.12 714472 833524 44 04:34:01 75800 1805756 95.97 0 1118224 1771972 60.47 771268 860184 37768 04:35:02 458468 1423088 75.63 0 709956 1982632 67.66 572476 636896 9120 04:36:03 52660 1828896 97.20 0 1128192 1948828 66.51 678800 957196 74708 04:37:02 75244 1806312 96.00 0 1022788 2384620 81.38 768380 832912 61352 04:38:02 790088 1091468 58.01 0 578444 1213292 41.41 424736 471492 20 04:39:01 799728 1081828 57.50 0 579080 1137792 38.83 419496 469204 16 04:40:01 800412 1081144 57.46 0 579172 1133740 38.69 419416 469004 8 04:41:01 800556 1081000 57.45 0 579180 1133680 38.69 419356 469012 8 04:42:01 800760 1080796 57.44 0 579200 1133680 38.69 419348 469020 8 04:43:01 800452 1081104 57.46 0 579196 1133680 38.69 419348 469028 8 04:44:01 798392 1083164 57.57 0 580372 1133680 38.69 419748 469796 16 04:45:01 798076 1083480 57.58 0 580376 1133740 38.69 419976 469820 8 04:46:01 798036 1083520 57.59 0 580388 1133788 38.69 420068 469992 8 04:47:01 798448 1083108 57.56 0 580396 1133680 38.69 419716 470020 8 04:48:01 798264 1083292 57.57 0 580404 1133680 38.69 419792 470100 8 04:49:01 788884 1092672 58.07 0 586672 1133904 38.70 421244 477868 12 Average: 532358 1349198 71.71 253 747804 1427979 48.73 529601 621808 19010 04:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:30:01 vethe06aef5 815.31 768.09 77.48 2658.44 0.00 0.00 0.00 04:30:01 eth0 1649.63 1328.96 6342.18 183.78 0.00 0.00 0.00 04:30:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:30:01 docker0 815.31 767.96 66.33 2658.43 0.00 0.00 0.00 04:31:01 eth0 1335.18 822.47 6920.73 2760.75 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 28.59 48.76 1.59 358.95 0.00 0.00 0.00 04:32:01 veth326136b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:32:01 eth0 3143.15 2280.63 13804.13 2995.69 0.00 0.00 0.00 04:32:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:32:01 docker0 922.15 902.31 74.06 3381.29 0.00 0.00 0.00 04:33:01 veth46309d4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 vetheaada5b 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:33:01 eth0 3310.39 2398.63 15788.09 3120.65 0.00 0.00 0.00 04:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:34:01 vethed5ae39 0.00 0.45 0.00 0.02 0.00 0.00 0.00 04:34:01 eth0 68.77 48.86 179.09 48.89 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 vethe71df77 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:35:02 vethed5ae39 0.00 0.08 0.00 0.00 0.00 0.00 0.00 04:35:02 veth5cf0016 0.00 0.21 0.00 0.01 0.00 0.00 0.00 04:35:02 veth937dc3e 0.00 0.21 0.00 0.01 0.00 0.00 0.00 04:35:02 eth0 3347.83 2421.03 15680.30 3149.59 0.00 0.00 0.00 04:36:03 vethed5ae39 0.00 0.10 0.00 0.00 0.00 0.00 0.00 04:36:03 eth0 120.20 73.98 446.76 63.77 0.00 0.00 0.00 04:36:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:36:03 docker0 956.38 966.75 75.53 3921.99 0.00 0.00 0.00 04:37:02 vethed5ae39 0.00 0.07 0.00 0.00 0.00 0.00 0.00 04:37:02 veth16ed4d0 0.00 0.19 0.00 0.01 0.00 0.00 0.00 04:37:02 veth270c2c1 0.00 0.19 0.00 0.01 0.00 0.00 0.00 04:37:02 vetha075171 0.00 0.19 0.00 0.01 0.00 0.00 0.00 04:38:02 eth0 3688.53 2643.87 16769.50 3423.67 0.00 0.00 0.00 04:38:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:02 docker0 1008.98 1026.51 79.62 4208.85 0.00 0.00 0.00 04:39:01 eth0 0.44 0.41 0.38 0.04 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 0.25 0.17 0.14 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 0.12 0.10 0.01 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 0.15 0.10 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 0.88 0.25 0.22 0.08 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 0.50 0.32 0.27 0.20 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 0.05 0.00 0.00 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 0.08 0.08 0.01 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 04:49:01 eth0 1.10 0.83 1.49 0.35 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 180.62 129.57 824.08 168.60 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 49.70 50.56 3.92 207.31 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) 07/29/20 _x86_64_ (4 CPU) 04:28:43 LINUX RESTART 04:29:01 CPU %user %nice %system %iowait %steal %idle 04:30:01 all 20.84 0.00 9.65 9.48 0.10 59.93 04:30:01 0 23.32 0.00 12.77 10.46 0.10 53.34 04:30:01 1 17.61 0.00 8.66 6.47 0.10 67.15 04:30:01 2 23.43 0.00 8.99 10.99 0.08 56.50 04:30:01 3 19.04 0.00 8.22 9.98 0.12 62.64 04:31:01 all 19.59 0.00 7.79 2.74 0.18 69.69 04:31:01 0 17.28 0.00 9.03 3.84 0.17 69.68 04:31:01 1 27.26 0.00 7.18 1.67 0.14 63.76 04:31:01 2 18.39 0.00 7.82 3.54 0.24 70.01 04:31:01 3 15.34 0.00 7.13 1.94 0.17 75.42 04:32:01 all 37.56 0.00 12.08 10.08 0.11 40.17 04:32:01 0 36.35 0.00 12.46 10.62 0.10 40.46 04:32:01 1 36.81 0.00 11.79 12.04 0.14 39.22 04:32:01 2 38.18 0.00 12.17 9.16 0.10 40.39 04:32:01 3 38.91 0.00 11.88 8.49 0.10 40.61 04:33:01 all 30.59 0.00 10.94 6.33 0.13 52.01 04:33:01 0 29.12 0.00 10.20 7.22 0.09 53.37 04:33:01 1 30.73 0.00 11.38 8.12 0.10 49.66 04:33:01 2 31.25 0.00 10.95 6.23 0.14 51.43 04:33:01 3 31.23 0.00 11.25 3.74 0.19 53.59 04:34:01 all 18.79 0.00 20.12 26.20 0.33 34.56 04:34:01 0 18.73 0.00 19.61 25.46 0.28 35.93 04:34:01 1 18.62 0.00 20.56 23.38 0.33 37.11 04:34:01 2 18.67 0.00 19.81 26.72 0.40 34.40 04:34:01 3 19.15 0.00 20.48 29.30 0.33 30.75 04:35:02 all 51.66 0.00 20.52 20.80 0.21 6.81 04:35:02 0 51.60 0.00 20.23 21.43 0.21 6.53 04:35:02 1 50.95 0.00 20.88 21.41 0.21 6.55 04:35:02 2 51.69 0.00 20.80 20.03 0.24 7.24 04:35:02 3 52.36 0.00 20.19 20.33 0.19 6.94 04:36:03 all 14.75 0.00 15.69 34.46 0.19 34.92 04:36:03 0 13.86 0.00 15.49 30.55 0.13 39.97 04:36:03 1 15.07 0.00 14.85 35.84 0.20 34.05 04:36:03 2 15.36 0.00 17.07 33.23 0.20 34.13 04:36:03 3 14.70 0.00 15.36 38.30 0.17 31.47 04:37:02 all 38.10 0.00 17.67 24.73 0.22 19.29 04:37:02 0 37.46 0.00 17.88 25.06 0.28 19.32 04:37:02 1 37.31 0.00 17.85 22.20 0.19 22.45 04:37:02 2 39.17 0.00 16.84 27.21 0.24 16.53 04:37:02 3 38.42 0.00 18.07 24.41 0.19 18.90 04:38:02 all 28.51 0.00 13.88 19.82 0.15 37.65 04:38:02 0 28.40 0.00 13.98 20.42 0.16 37.04 04:38:02 1 27.53 0.00 14.20 19.53 0.19 38.55 04:38:02 2 29.59 0.00 12.96 20.84 0.12 36.48 04:38:02 3 28.52 0.00 14.38 18.49 0.11 38.50 04:39:01 all 0.16 0.00 0.07 0.18 0.00 99.59 04:39:01 0 0.03 0.00 0.07 0.03 0.00 99.86 04:39:01 1 0.05 0.00 0.08 0.61 0.02 99.24 04:39:01 2 0.52 0.00 0.03 0.00 0.00 99.44 04:39:01 3 0.03 0.00 0.05 0.07 0.02 99.83 04:40:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:40:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:40:01 2 0.53 0.00 0.03 0.02 0.00 99.42 04:40:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:41:01 1 0.08 0.00 0.03 0.00 0.02 99.87 04:41:01 2 0.47 0.00 0.03 0.00 0.00 99.50 04:41:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:42:01 all 0.07 0.00 0.04 0.00 0.00 99.89 04:42:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:42:01 1 0.22 0.00 0.05 0.00 0.00 99.73 04:42:01 2 0.03 0.00 0.07 0.00 0.00 99.90 04:42:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 all 0.14 0.00 0.02 0.00 0.00 99.84 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.47 0.00 0.00 0.00 0.00 99.53 04:43:01 2 0.05 0.00 0.02 0.00 0.00 99.93 04:43:01 3 0.03 0.00 0.05 0.00 0.00 99.92 04:44:01 all 0.15 0.00 0.06 0.02 0.00 99.77 04:44:01 0 0.02 0.00 0.10 0.07 0.00 99.82 04:44:01 1 0.52 0.00 0.02 0.00 0.00 99.47 04:44:01 2 0.03 0.00 0.07 0.00 0.00 99.90 04:44:01 3 0.05 0.00 0.07 0.00 0.00 99.88 04:45:01 all 0.16 0.00 0.03 0.00 0.00 99.80 04:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:45:01 1 0.52 0.00 0.02 0.00 0.00 99.47 04:45:01 2 0.03 0.00 0.02 0.02 0.00 99.93 04:45:01 3 0.07 0.00 0.07 0.02 0.00 99.85 04:46:01 all 0.15 0.00 0.02 0.01 0.00 99.81 04:46:01 0 0.03 0.00 0.05 0.00 0.00 99.92 04:46:01 1 0.52 0.00 0.02 0.05 0.00 99.42 04:46:01 2 0.02 0.00 0.03 0.00 0.00 99.95 04:46:01 3 0.02 0.00 0.02 0.00 0.02 99.95 04:47:01 all 0.11 0.00 0.03 0.00 0.00 99.86 04:47:01 0 0.05 0.00 0.05 0.00 0.00 99.90 04:47:01 1 0.35 0.00 0.02 0.02 0.00 99.62 04:47:01 2 0.05 0.00 0.02 0.00 0.00 99.93 04:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 all 0.14 0.00 0.03 0.01 0.00 99.81 04:48:01 0 0.03 0.00 0.03 0.02 0.00 99.92 04:48:01 1 0.48 0.00 0.02 0.00 0.02 99.48 04:48:01 2 0.02 0.00 0.02 0.02 0.02 99.93 04:48:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:49:01 all 0.18 0.00 0.04 0.19 0.00 99.58 04:49:01 0 0.07 0.00 0.05 0.23 0.00 99.65 04:49:01 1 0.53 0.00 0.03 0.30 0.00 99.13 04:49:01 2 0.03 0.00 0.02 0.03 0.00 99.92 04:49:01 3 0.10 0.00 0.08 0.20 0.02 99.60 Average: all 12.86 0.00 6.32 7.63 0.08 73.10 Average: 0 12.60 0.00 6.49 7.65 0.07 73.19 Average: 1 13.06 0.00 6.28 7.47 0.08 73.11 Average: 2 13.15 0.00 6.29 7.78 0.09 72.70 Average: 3 12.65 0.00 6.24 7.61 0.08 73.42