---> uname -a: Linux e34632ce5bfe 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: 2933.442 BogoMIPS: 5866.88 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 12.8G 37.2G 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 12.8G 37.2G 26% /etc/resolv.conf /dev/vda1 50.0G 12.8G 37.2G 26% /etc/hostname /dev/vda1 50.0G 12.8G 37.2G 26% /etc/hosts /dev/vda1 50.0G 12.8G 37.2G 26% /var/log/sa-host /dev/vda1 50.0G 12.8G 37.2G 26% /w/workspace/edgex-go/1 /dev/vda1 50.0G 12.8G 37.2G 26% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 609 197 0 1030 1138 Swap: 1023 77 946 ---> 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 116: eth0@if117: 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) 09/21/20 _x86_64_ (4 CPU) 12:06:50 LINUX RESTART (4 CPU) 12:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:09:01 177.73 68.86 108.87 0.00 5631.29 44086.62 0.00 12:10:01 327.49 149.82 177.68 0.00 7796.14 32931.80 0.00 12:11:01 137.03 50.40 86.63 0.00 2596.54 17802.75 0.00 12:12:02 1814.31 1472.34 341.98 0.00 142418.43 208588.30 0.00 12:13:01 1582.20 1273.13 309.08 0.00 101703.91 119817.19 0.00 12:14:01 2321.28 1932.73 388.55 0.00 148704.79 164182.08 0.00 12:15:01 1241.99 917.34 324.65 0.00 75318.62 85793.59 0.00 12:16:01 931.63 742.31 189.32 0.00 51881.82 66741.56 0.00 12:17:01 4.11 0.05 4.06 0.00 0.53 116.75 0.00 12:18:02 1.95 1.73 0.22 0.00 256.90 2.68 0.00 12:19:01 0.36 0.02 0.34 0.00 0.27 3.76 0.00 12:20:01 0.27 0.02 0.25 0.00 0.53 3.40 0.00 12:21:01 0.27 0.00 0.27 0.00 0.00 3.50 0.00 12:22:01 2.20 1.95 0.25 0.00 60.90 2.47 0.00 12:23:01 0.87 0.12 0.75 0.00 2.27 14.89 0.00 12:24:01 0.27 0.02 0.25 0.00 0.53 2.88 0.00 12:25:01 0.20 0.00 0.20 0.00 0.00 1.52 0.00 12:26:01 0.28 0.00 0.28 0.00 0.00 3.32 0.00 Average: 475.07 367.50 107.57 0.00 29846.64 41230.14 0.00 12:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:09:01 143496 0 664944 35.34 2184 1070932 1425220 48.64 600732 940224 808 12:10:01 241344 0 705084 37.47 1492 933636 1724248 58.85 661612 741792 72348 12:11:01 71304 0 747192 39.71 840 1062220 1567432 53.49 705120 859984 13960 12:12:02 77256 0 752108 39.97 88 1052104 2138176 72.97 707496 923920 22384 12:13:01 414344 0 742860 39.48 88 724264 2166688 73.95 604796 669692 136 12:14:01 349460 0 673664 35.80 88 858344 1749416 59.70 571124 775728 53720 12:15:01 89380 0 610652 32.45 88 1181436 1357204 46.32 464748 1129320 90324 12:16:01 570052 0 541196 28.76 88 770220 1187924 40.54 336244 786204 20 12:17:01 573228 0 537860 28.59 88 770380 1159128 39.56 334788 785296 12 12:18:02 564456 0 539272 28.66 88 777740 1156728 39.48 341056 787460 8 12:19:01 566080 0 537632 28.57 88 777756 1150392 39.26 339868 787288 8 12:20:01 566600 0 537108 28.55 88 777760 1150392 39.26 339856 787296 8 12:21:01 566664 0 537020 28.54 88 777784 1150392 39.26 339880 787312 8 12:22:01 564500 0 538184 28.60 88 778784 1150392 39.26 340256 787864 8 12:23:01 564364 0 538280 28.61 88 778824 1150500 39.26 340384 787948 8 12:24:01 564680 0 537964 28.59 88 778824 1150392 39.26 340300 787948 8 12:25:01 564664 0 537964 28.59 88 778840 1150392 39.26 340444 787964 8 12:26:01 564320 0 538296 28.61 88 778852 1150392 39.26 340328 787964 8 Average: 423122 0 600960 31.94 324 857150 1379745 47.09 447168 816734 14099 12:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:09:01 veth09ee567 1.33 1.98 0.09 12.72 0.00 0.00 0.00 0.00 12:09:01 eth0 1708.92 1508.29 5669.42 2837.86 0.00 0.00 0.00 0.00 12:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 docker0 780.84 544.64 64.83 2655.07 0.00 0.00 0.00 0.00 12:10:01 eth0 344.50 251.73 1962.89 32.64 0.00 0.00 0.00 0.00 12:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 vetha554dfe 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:10:01 docker0 116.01 155.49 8.43 822.87 0.00 0.00 0.00 0.00 12:11:01 eth0 203.89 166.88 1701.30 80.59 0.00 0.00 0.00 0.00 12:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:02 eth0 67.22 49.89 177.78 47.07 0.00 0.00 0.00 0.00 12:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:02 veth491ffdb 0.00 0.46 0.00 0.02 0.00 0.00 0.00 0.00 12:12:02 docker0 21.05 24.28 1.21 143.67 0.00 0.00 0.00 0.00 12:13:01 veth7d31ed6 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 vethacacb90 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 12:13:01 eth0 53.93 35.76 68.83 53.83 0.00 0.00 0.00 0.00 12:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 eth0 142.38 90.23 563.26 70.55 0.00 0.00 0.00 0.00 12:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 veth491ffdb 0.00 0.82 0.00 0.04 0.00 0.00 0.00 0.00 12:14:01 docker0 975.40 810.84 77.98 4170.43 0.00 0.00 0.00 0.00 12:15:01 eth0 85.80 60.91 126.09 101.22 0.00 0.00 0.00 0.00 12:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 veth491ffdb 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 12:15:01 docker0 8.32 13.48 0.72 87.91 0.00 0.00 0.00 0.00 12:16:01 eth0 46.98 26.14 100.95 14.45 0.00 0.00 0.00 0.00 12:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:16:01 docker0 8.50 14.49 0.46 73.87 0.00 0.00 0.00 0.00 12:17:01 eth0 0.70 0.22 0.41 0.02 0.00 0.00 0.00 0.00 12:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:02 eth0 13.92 14.31 1.26 23.86 0.00 0.00 0.00 0.00 12:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 eth0 1.72 2.05 0.23 6.76 0.00 0.00 0.00 0.00 12:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 12:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 148.54 122.77 576.95 181.82 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 54.65 46.21 4.36 238.68 0.00 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) 09/21/20 _x86_64_ (4 CPU) 12:06:50 LINUX RESTART (4 CPU) 12:08:01 CPU %user %nice %system %iowait %steal %idle 12:09:01 all 20.08 0.00 6.85 1.05 0.03 71.99 12:09:01 0 24.89 0.00 7.53 0.96 0.03 66.59 12:09:01 1 14.32 0.00 6.98 1.63 0.05 77.02 12:09:01 2 24.19 0.00 6.46 0.70 0.02 68.64 12:09:01 3 16.97 0.00 6.44 0.92 0.03 75.64 12:10:01 all 24.29 0.00 8.90 8.93 0.02 57.86 12:10:01 0 24.16 0.00 9.23 8.72 0.02 57.87 12:10:01 1 24.27 0.00 9.00 10.26 0.03 56.43 12:10:01 2 23.85 0.00 8.44 7.84 0.02 59.85 12:10:01 3 24.88 0.00 8.92 8.89 0.02 57.30 12:11:01 all 43.14 0.00 10.99 2.06 0.03 43.78 12:11:01 0 41.94 0.00 11.34 2.44 0.03 44.25 12:11:01 1 46.04 0.00 10.60 2.25 0.05 41.07 12:11:01 2 42.61 0.00 10.64 1.88 0.03 44.83 12:11:01 3 41.96 0.00 11.38 1.67 0.02 44.97 12:12:02 all 18.80 0.00 19.42 22.12 0.05 39.60 12:12:02 0 17.00 0.00 19.51 22.42 0.07 41.00 12:12:02 1 18.64 0.00 19.68 24.57 0.03 37.07 12:12:02 2 19.71 0.00 19.01 19.44 0.07 41.77 12:12:02 3 19.87 0.00 19.50 22.05 0.05 38.53 12:13:01 all 52.89 0.00 17.08 19.14 0.05 10.84 12:13:01 0 52.82 0.00 16.44 16.25 0.07 14.41 12:13:01 1 53.50 0.00 16.84 23.10 0.03 6.53 12:13:01 2 52.75 0.00 17.24 20.81 0.03 9.17 12:13:01 3 52.50 0.00 17.81 16.36 0.05 13.28 12:14:01 all 16.85 0.00 18.03 30.98 0.06 34.08 12:14:01 0 17.22 0.00 17.60 28.11 0.03 37.03 12:14:01 1 16.57 0.00 18.11 29.24 0.05 36.02 12:14:01 2 16.32 0.00 17.22 34.28 0.07 32.11 12:14:01 3 17.29 0.00 19.18 32.31 0.07 31.14 12:15:01 all 46.36 0.00 16.24 23.98 0.03 13.40 12:15:01 0 47.09 0.00 16.02 22.14 0.02 14.74 12:15:01 1 46.65 0.00 15.85 24.18 0.03 13.29 12:15:01 2 45.25 0.00 16.84 23.26 0.03 14.62 12:15:01 3 46.46 0.00 16.26 26.34 0.02 10.93 12:16:01 all 18.49 0.00 9.88 9.08 0.04 62.52 12:16:01 0 16.69 0.00 8.26 5.63 0.03 69.38 12:16:01 1 19.64 0.00 9.96 8.01 0.05 62.34 12:16:01 2 19.89 0.00 10.74 9.74 0.05 59.58 12:16:01 3 17.73 0.00 10.54 12.98 0.02 58.73 12:17:01 all 0.16 0.00 0.04 0.00 0.00 99.80 12:17:01 0 0.05 0.00 0.05 0.00 0.00 99.90 12:17:01 1 0.52 0.00 0.05 0.00 0.00 99.43 12:17:01 2 0.02 0.00 0.02 0.00 0.00 99.97 12:17:01 3 0.05 0.00 0.05 0.00 0.00 99.90 12:18:02 all 0.16 0.00 0.07 0.02 0.00 99.74 12:18:02 0 0.17 0.00 0.08 0.02 0.00 99.73 12:18:02 1 0.25 0.00 0.05 0.00 0.02 99.68 12:18:02 2 0.12 0.00 0.08 0.08 0.00 99.72 12:18:02 3 0.10 0.00 0.07 0.00 0.00 99.83 12:19:01 all 0.03 0.00 0.03 0.00 0.00 99.94 12:19:01 0 0.00 0.00 0.00 0.00 0.00 100.00 12:19:01 1 0.03 0.00 0.02 0.00 0.00 99.95 12:19:01 2 0.05 0.00 0.05 0.00 0.00 99.90 12:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 12:19:01 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 0.02 0.00 0.03 0.00 0.00 99.95 12:20:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:20:01 1 0.02 0.00 0.03 0.00 0.00 99.95 12:20:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:20:01 3 0.03 0.00 0.02 0.00 0.00 99.95 12:21:01 all 0.03 0.00 0.01 0.00 0.00 99.95 12:21:01 0 0.02 0.00 0.00 0.00 0.00 99.98 12:21:01 1 0.03 0.00 0.02 0.00 0.00 99.95 12:21:01 2 0.05 0.00 0.00 0.00 0.00 99.95 12:21:01 3 0.03 0.00 0.03 0.00 0.00 99.93 12:22:01 all 0.03 0.00 0.05 0.02 0.00 99.90 12:22:01 0 0.02 0.00 0.08 0.08 0.00 99.82 12:22:01 1 0.03 0.00 0.05 0.00 0.00 99.92 12:22:01 2 0.03 0.00 0.03 0.02 0.00 99.92 12:22:01 3 0.03 0.00 0.02 0.00 0.00 99.95 12:23:01 all 0.04 0.00 0.04 0.00 0.00 99.92 12:23:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:23:01 1 0.07 0.00 0.07 0.02 0.00 99.85 12:23:01 2 0.03 0.00 0.02 0.00 0.00 99.95 12:23:01 3 0.03 0.00 0.03 0.00 0.00 99.93 12:24:01 all 0.02 0.00 0.02 0.00 0.00 99.95 12:24:01 0 0.00 0.00 0.00 0.00 0.00 100.00 12:24:01 1 0.07 0.00 0.03 0.00 0.00 99.90 12:24:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:24:01 3 0.00 0.00 0.03 0.00 0.00 99.97 12:25:01 all 0.03 0.00 0.01 0.00 0.00 99.96 12:25:01 0 0.03 0.00 0.02 0.00 0.00 99.95 12:25:01 1 0.02 0.00 0.02 0.00 0.00 99.97 12:25:01 2 0.02 0.00 0.00 0.00 0.00 99.98 12:25:01 3 0.05 0.00 0.02 0.00 0.00 99.93 12:26:01 all 0.02 0.00 0.02 0.00 0.00 99.95 12:26:01 0 0.02 0.00 0.00 0.00 0.00 99.98 12:26:01 1 0.05 0.00 0.07 0.00 0.00 99.88 12:26:01 2 0.02 0.00 0.02 0.00 0.00 99.97 12:26:01 3 0.00 0.00 0.02 0.00 0.00 99.98 Average: all 13.25 0.00 5.91 6.42 0.02 74.41 Average: 0 13.28 0.00 5.83 5.85 0.02 75.02 Average: 1 13.23 0.00 5.90 6.76 0.02 74.09 Average: 2 13.45 0.00 5.87 6.46 0.02 74.20 Average: 3 13.03 0.00 6.03 6.63 0.01 74.30