---> uname -a: Linux 8361044684ea 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 13.8G 36.2G 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 36.2G 28% /etc/resolv.conf /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hostname /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hosts /dev/vda1 50.0G 13.8G 36.2G 28% /var/log/sa /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/22 /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/22@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 609 107 0 1120 1146 Swap: 1023 104 919 ---> 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 114: eth0@if115: 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) 07/30/20 _x86_64_ (4 CPU) 07:15:14 LINUX RESTART 07:16:01 tps rtps wtps bread/s bwrtn/s 07:17:02 126.50 55.27 71.23 8056.35 29392.36 07:18:01 526.74 301.68 225.05 11739.16 66556.36 07:19:01 305.16 186.97 118.19 6810.39 25938.67 07:20:02 386.31 160.86 225.45 73516.35 150025.93 07:21:01 2662.79 2304.36 358.43 173574.25 180117.49 07:22:05 501.12 224.93 276.19 40837.76 69944.77 07:23:01 2366.63 1980.04 386.58 185749.14 213617.65 07:24:01 970.16 656.63 313.53 78315.19 90358.72 07:25:01 135.29 31.01 104.28 3573.10 8247.32 07:26:01 1.70 0.48 1.22 17.59 15.80 07:27:01 0.40 0.03 0.37 0.53 4.08 07:28:01 0.22 0.00 0.22 0.00 2.85 07:29:01 0.32 0.02 0.30 0.27 3.11 07:30:01 0.25 0.00 0.25 0.00 2.30 07:31:01 1.85 1.67 0.18 55.15 2.53 07:32:01 0.90 0.07 0.83 1.33 15.12 07:33:01 0.25 0.05 0.20 0.40 1.88 07:34:01 0.30 0.02 0.28 0.13 3.15 07:35:02 87.35 50.35 37.00 5050.07 12138.30 Average: 417.29 306.27 111.01 30375.09 44033.58 07:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:17:02 66396 1815160 96.47 2620 1198088 1295572 44.22 628740 1015612 85268 07:18:01 114244 1767312 93.93 1500 1060708 1615936 55.15 654240 874260 5820 07:19:01 386992 1494564 79.43 316 738916 1464200 49.97 668144 592592 65644 07:20:02 169136 1712420 91.01 8 932012 2215932 75.63 688228 856112 97052 07:21:01 145152 1736404 92.29 8 983724 3053264 104.20 601636 939984 18652 07:22:05 52400 1829156 97.22 8 1103600 2159100 73.69 771720 849560 31276 07:23:01 204084 1677472 89.15 8 1093288 1513224 51.64 493896 1015776 22964 07:24:01 460524 1421032 75.52 8 859328 1347928 46.00 488236 734224 40 07:25:01 299148 1582408 84.10 8 1052028 1160024 39.59 540736 835084 20 07:26:01 301668 1579888 83.97 8 1052508 1133236 38.68 538692 834872 12 07:27:01 302912 1578644 83.90 8 1052500 1126028 38.43 538468 834692 12 07:28:01 303068 1578488 83.89 8 1052528 1126028 38.43 538476 834712 8 07:29:01 302912 1578644 83.90 8 1052528 1126028 38.43 538360 834708 8 07:30:01 302968 1578588 83.90 8 1052540 1126028 38.43 538360 834716 8 07:31:01 301400 1580156 83.98 8 1053548 1126100 38.43 538796 835384 16 07:32:01 300920 1580636 84.01 8 1053556 1126076 38.43 538800 835388 12 07:33:01 301200 1580356 83.99 8 1053564 1126028 38.43 538724 835392 12 07:34:01 301088 1580468 84.00 8 1053572 1126028 38.43 537652 836508 16 07:35:02 153956 1727600 91.82 8 1127436 1491416 50.90 591304 914620 108348 Average: 251061 1630495 86.66 240 1032946 1445167 49.32 577537 849695 22905 07:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:17:02 eth0 2176.01 1667.36 6950.83 2860.62 0.00 0.00 0.00 07:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:02 docker0 836.63 739.44 67.40 2651.36 0.00 0.00 0.00 07:18:01 veth0dcf543 0.00 0.10 0.00 0.01 0.00 0.00 0.00 07:18:01 eth0 3395.68 2459.68 13944.68 3014.83 0.00 0.00 0.00 07:18:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:18:01 docker0 965.14 908.04 77.00 3425.17 0.00 0.00 0.00 07:19:01 veth0dcf543 0.00 0.03 0.00 0.00 0.00 0.00 0.00 07:19:01 eth0 58.31 41.21 31.75 72.44 0.00 0.00 0.00 07:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 veth0d555b9 0.00 0.13 0.00 0.01 0.00 0.00 0.00 07:20:02 eth0 124.22 75.81 1675.88 49.33 0.00 0.00 0.00 07:20:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 veth8bc3d0f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 07:21:01 veth699ae64 0.00 0.10 0.00 0.01 0.00 0.00 0.00 07:21:01 veth0d555b9 0.00 0.42 0.00 0.02 0.00 0.00 0.00 07:21:01 vethdd9089d 0.00 0.10 0.00 0.01 0.00 0.00 0.00 07:22:05 veth0d555b9 0.00 0.25 0.00 0.01 0.00 0.00 0.00 07:22:05 veth5ca21fb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:05 eth0 3482.73 2493.21 15108.85 3017.15 0.00 0.00 0.00 07:22:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 07:23:01 veth93958e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 veth0d555b9 0.00 0.96 0.00 0.04 0.00 0.00 0.00 07:23:01 vethc15ed52 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 eth0 3999.20 2860.48 17164.04 3461.03 0.00 0.00 0.00 07:24:01 veth0d555b9 0.00 0.02 0.00 0.00 0.00 0.00 0.00 07:24:01 eth0 39.55 23.99 59.46 52.60 0.00 0.00 0.00 07:24:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 07:24:01 docker0 997.64 964.56 78.43 3832.59 0.00 0.00 0.00 07:25:01 eth0 91.59 59.59 384.74 53.16 0.00 0.00 0.00 07:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 docker0 25.67 46.39 1.66 361.61 0.00 0.00 0.00 07:26:01 eth0 0.38 0.33 0.47 0.06 0.00 0.00 0.00 07:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 eth0 0.10 0.08 0.01 0.03 0.00 0.00 0.00 07:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 07:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 eth0 0.08 0.10 0.01 0.01 0.00 0.00 0.00 07:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:31:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 07:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 eth0 0.22 0.18 0.12 0.01 0.00 0.00 0.00 07:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 07:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 07:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:02 eth0 94.12 62.88 2328.54 9.64 0.00 0.00 0.00 07:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 172.13 126.13 870.88 173.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 54.01 53.35 4.23 221.33 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) 07/30/20 _x86_64_ (4 CPU) 07:15:14 LINUX RESTART 07:16:01 CPU %user %nice %system %iowait %steal %idle 07:17:02 all 20.05 0.00 7.13 2.33 0.06 70.43 07:17:02 0 18.54 0.00 9.29 0.50 0.05 71.62 07:17:02 1 14.89 0.00 6.35 1.27 0.03 77.45 07:17:02 2 28.83 0.00 5.76 1.03 0.07 64.31 07:17:02 3 17.86 0.00 7.16 6.53 0.08 68.37 07:18:01 all 14.27 0.00 9.37 7.73 0.07 68.56 07:18:01 0 14.22 0.00 8.72 6.31 0.05 70.70 07:18:01 1 14.24 0.00 10.71 7.20 0.10 67.74 07:18:01 2 14.82 0.00 8.91 9.08 0.07 67.11 07:18:01 3 13.81 0.00 9.11 8.30 0.05 68.72 07:19:01 all 54.41 0.00 14.54 6.25 0.04 24.75 07:19:01 0 54.72 0.00 14.57 6.94 0.03 23.73 07:19:01 1 55.18 0.00 15.19 6.19 0.03 23.40 07:19:01 2 54.69 0.00 13.95 7.05 0.05 24.25 07:19:01 3 53.05 0.00 14.47 4.81 0.05 27.62 07:20:02 all 19.07 0.00 15.04 15.01 0.05 50.83 07:20:02 0 18.92 0.00 14.85 14.09 0.05 52.09 07:20:02 1 20.06 0.00 15.31 15.30 0.05 49.28 07:20:02 2 17.70 0.00 14.64 14.54 0.05 53.08 07:20:02 3 19.63 0.00 15.32 16.14 0.03 48.87 07:21:01 all 20.55 0.00 24.76 27.46 0.12 27.11 07:21:01 0 20.22 0.00 24.61 26.97 0.12 28.08 07:21:01 1 19.76 0.00 25.44 27.11 0.14 27.55 07:21:01 2 21.75 0.00 24.55 25.73 0.12 27.86 07:21:01 3 20.43 0.00 24.47 30.09 0.09 24.92 07:22:05 all 46.48 0.00 16.92 18.97 0.04 17.58 07:22:05 0 47.73 0.00 16.24 17.75 0.03 18.25 07:22:05 1 45.17 0.00 17.69 18.95 0.05 18.14 07:22:05 2 47.11 0.00 16.57 19.07 0.05 17.20 07:22:05 3 45.90 0.00 17.22 20.10 0.05 16.73 07:23:01 all 19.44 0.00 22.47 29.85 0.14 28.10 07:23:01 0 19.68 0.00 22.44 29.56 0.17 28.15 07:23:01 1 18.58 0.00 20.81 23.72 0.15 36.75 07:23:01 2 19.40 0.00 23.09 33.63 0.13 23.75 07:23:01 3 20.12 0.00 23.52 32.55 0.11 23.70 07:24:01 all 53.31 0.00 19.82 16.39 0.05 10.44 07:24:01 0 52.90 0.00 19.71 16.11 0.07 11.21 07:24:01 1 53.57 0.00 17.86 17.26 0.05 11.26 07:24:01 2 53.35 0.00 21.49 16.40 0.03 8.73 07:24:01 3 53.37 0.00 20.26 15.75 0.05 10.57 07:25:01 all 5.34 0.00 3.53 4.91 0.01 86.22 07:25:01 0 10.25 0.00 4.77 2.45 0.00 82.53 07:25:01 1 3.81 0.00 3.20 5.42 0.00 87.57 07:25:01 2 3.74 0.00 3.10 5.60 0.00 87.56 07:25:01 3 3.54 0.00 2.99 6.18 0.02 87.27 07:26:01 all 0.16 0.00 0.04 0.00 0.00 99.80 07:26:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:26:01 1 0.53 0.00 0.02 0.00 0.00 99.45 07:26:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:26:01 3 0.02 0.00 0.03 0.02 0.00 99.93 07:27:01 all 0.17 0.00 0.03 0.00 0.00 99.80 07:27:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:27:01 1 0.53 0.00 0.02 0.00 0.02 99.43 07:27:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:27:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:28:01 all 0.15 0.00 0.05 0.00 0.00 99.80 07:28:01 0 0.02 0.00 0.05 0.00 0.00 99.93 07:28:01 1 0.52 0.00 0.03 0.00 0.00 99.45 07:28:01 2 0.05 0.00 0.07 0.00 0.00 99.88 07:28:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:29:01 all 0.15 0.00 0.03 0.00 0.00 99.83 07:29:01 0 0.00 0.00 0.05 0.00 0.00 99.95 07:29:01 1 0.53 0.00 0.02 0.00 0.00 99.45 07:29:01 2 0.03 0.00 0.07 0.02 0.00 99.88 07:29:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:30:01 all 0.15 0.00 0.03 0.00 0.00 99.82 07:30:01 0 0.02 0.00 0.00 0.00 0.02 99.97 07:30:01 1 0.52 0.00 0.00 0.00 0.00 99.48 07:30:01 2 0.05 0.00 0.07 0.00 0.00 99.88 07:30:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:31:01 all 0.16 0.00 0.06 0.02 0.00 99.76 07:31:01 0 0.02 0.00 0.10 0.08 0.00 99.80 07:31:01 1 0.53 0.00 0.03 0.00 0.00 99.43 07:31:01 2 0.05 0.00 0.07 0.00 0.00 99.88 07:31:01 3 0.02 0.00 0.07 0.00 0.00 99.92 07:32:01 all 0.14 0.00 0.03 0.00 0.00 99.82 07:32:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:32:01 1 0.53 0.00 0.02 0.00 0.00 99.45 07:32:01 2 0.00 0.00 0.03 0.00 0.00 99.97 07:32:01 3 0.02 0.00 0.02 0.00 0.00 99.97 07:33:01 all 0.14 0.00 0.02 0.00 0.00 99.84 07:33:01 0 0.00 0.00 0.00 0.00 0.00 100.00 07:33:01 1 0.52 0.00 0.02 0.00 0.00 99.47 07:33:01 2 0.02 0.00 0.05 0.00 0.00 99.93 07:33:01 3 0.02 0.00 0.03 0.00 0.00 99.95 07:34:01 all 0.14 0.00 0.03 0.00 0.00 99.83 07:34:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:34:01 1 0.47 0.00 0.03 0.00 0.00 99.50 07:34:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 07:35:02 all 3.84 0.00 2.27 2.52 0.01 91.36 07:35:02 0 3.16 0.00 1.89 0.70 0.02 94.22 07:35:02 1 4.22 0.00 2.45 3.13 0.00 90.20 07:35:02 2 3.66 0.00 2.19 2.61 0.02 91.52 07:35:02 3 4.29 0.00 2.55 3.64 0.02 89.51 Average: all 13.50 0.00 7.02 6.75 0.03 72.70 Average: 0 13.65 0.00 7.10 6.24 0.03 72.98 Average: 1 13.31 0.00 6.98 6.47 0.03 73.20 Average: 2 13.89 0.00 6.95 6.91 0.03 72.22 Average: 3 13.15 0.00 7.06 7.37 0.03 72.40