---> uname -a: Linux 9a3791281127 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 13.9G 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 13.9G 36.1G 28% /etc/resolv.conf /dev/vda1 50.0G 13.9G 36.1G 28% /etc/hostname /dev/vda1 50.0G 13.9G 36.1G 28% /etc/hosts /dev/vda1 50.0G 13.9G 36.1G 28% /var/log/sa-host /dev/vda1 50.0G 13.9G 36.1G 28% /w/workspace/edgex-go/2 /dev/vda1 50.0G 13.9G 36.1G 28% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 569 207 0 1059 1184 Swap: 1023 150 873 ---> 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) 09/10/20 _x86_64_ (4 CPU) 15:13:09 LINUX RESTART (4 CPU) 15:14:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:15:01 61.12 13.90 47.23 0.00 5007.82 14688.83 0.00 15:16:01 312.43 187.70 124.73 0.00 9186.82 52732.31 0.00 15:17:02 325.84 159.24 166.60 0.00 8099.88 31480.52 0.00 15:18:01 237.47 129.40 108.07 0.00 5582.54 28745.09 0.00 15:19:02 237.19 74.33 162.86 0.00 26843.98 102730.10 0.00 15:20:02 2059.23 1721.73 337.50 0.00 182498.63 181578.32 0.00 15:21:01 1173.64 915.63 258.02 0.00 66528.51 77631.30 0.00 15:22:02 3126.85 2750.42 376.43 0.00 146827.70 162563.02 0.00 15:23:02 2362.35 2021.95 340.41 0.00 115284.08 124829.81 0.00 15:24:01 912.47 634.00 278.47 0.00 35883.88 54927.26 0.00 15:25:01 93.13 28.70 64.43 0.00 3411.14 3205.26 0.00 15:26:01 69.15 51.78 17.37 0.00 4752.71 1576.17 0.00 Average: 915.20 725.07 190.13 0.00 50897.55 69880.68 0.00 15:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:15:01 247544 0 564412 30.00 2620 1066980 1210796 41.32 543236 928472 97996 15:16:01 64904 0 682964 36.30 1604 1132084 1424872 48.63 580540 1030364 52696 15:17:02 221592 0 712916 37.89 1004 946044 1623984 55.42 654076 760896 79956 15:18:01 397588 0 720808 38.31 516 762644 1447272 49.39 603976 634948 71928 15:19:02 71300 0 805472 42.81 108 1004676 2291436 78.20 753760 872504 70232 15:20:02 130528 0 787156 41.84 0 963872 2696836 92.04 650080 915900 77924 15:21:01 72232 0 881836 46.87 0 927488 2273428 77.59 682256 917748 29764 15:22:02 53200 0 678828 36.08 0 1149528 1989884 67.91 747472 906128 86812 15:23:02 356580 0 681528 36.22 0 843448 2632908 89.86 608876 721228 0 15:24:01 484052 0 578396 30.74 0 819108 1532452 52.30 472148 706988 4 15:25:01 570136 0 502620 26.71 0 808800 1249156 42.63 371084 728692 8 15:26:01 187888 0 591584 31.44 0 1102084 1583216 54.03 480488 977608 111776 Average: 238129 0 682377 36.27 488 960563 1829687 62.44 595666 841790 56591 15:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:15:01 veth837eba5 698.40 511.30 70.02 2639.89 0.00 0.00 0.00 0.00 15:15:01 eth0 1018.01 1067.08 5701.23 128.29 0.00 0.00 0.00 0.00 15:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 docker0 698.40 511.17 60.47 2639.88 0.00 0.00 0.00 0.00 15:16:01 veth0d42dc7 28.65 43.64 2.02 256.66 0.00 0.00 0.00 0.00 15:16:01 eth0 1567.37 1086.04 5893.68 2797.57 0.00 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 28.65 43.51 1.63 256.65 0.00 0.00 0.00 0.00 15:17:02 eth0 288.60 214.71 1654.16 59.51 0.00 0.00 0.00 0.00 15:17:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:17:02 veth9aeff9d 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:17:02 docker0 87.30 105.09 6.62 576.89 0.00 0.00 0.00 0.00 15:18:01 eth0 53.25 32.32 36.32 62.35 0.00 0.00 0.00 0.00 15:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 veth9aeff9d 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:02 eth0 196.17 145.03 1675.34 59.19 0.00 0.00 0.00 0.00 15:19:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:19:02 veth4bf72f3 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:19:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:02 veth8633ac0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:20:02 eth0 63.53 44.92 167.85 37.11 0.00 0.00 0.00 0.00 15:20:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:02 veth4bf72f3 0.00 0.18 0.00 0.01 0.00 0.00 0.00 0.00 15:21:01 veth265fe1b 0.00 0.20 0.00 0.01 0.00 0.00 0.00 0.00 15:21:01 eth0 50.41 34.58 63.54 58.59 0.00 0.00 0.00 0.00 15:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:21:01 veth4bf72f3 0.00 0.07 0.00 0.00 0.00 0.00 0.00 0.00 15:22:02 eth0 82.48 54.07 213.66 58.35 0.00 0.00 0.00 0.00 15:22:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:22:02 veth4bf72f3 0.00 0.26 0.00 0.01 0.00 0.00 0.00 0.00 15:22:02 veth900a441 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:02 veth59daa16 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:02 vethb64f776 1.16 1.65 0.08 9.71 0.00 0.00 0.00 0.00 15:23:02 vethd762c77 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:23:02 eth0 49.87 36.69 65.92 52.19 0.00 0.00 0.00 0.00 15:24:01 eth0 92.13 57.11 405.94 54.94 0.00 0.00 0.00 0.00 15:24:01 veth6a2e7f7 0.90 0.95 0.13 3.21 0.00 0.00 0.00 0.00 15:24:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 15:24:01 veth4bf72f3 0.00 0.95 0.00 0.04 0.00 0.00 0.00 0.00 15:25:01 eth0 47.68 33.31 115.40 42.40 0.00 0.00 0.00 0.00 15:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:01 docker0 895.23 786.00 73.50 4282.52 0.00 0.00 0.00 0.00 15:26:01 eth0 80.21 61.53 689.37 19.38 0.00 0.00 0.00 0.00 15:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 299.74 239.43 1394.54 286.19 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 74.76 65.64 6.14 357.63 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) 09/10/20 _x86_64_ (4 CPU) 15:13:09 LINUX RESTART (4 CPU) 15:14:01 CPU %user %nice %system %iowait %steal %idle 15:15:01 all 13.08 0.00 5.19 1.48 0.92 79.32 15:15:01 0 12.88 0.00 6.46 1.44 0.84 78.38 15:15:01 1 14.41 0.00 4.47 0.42 0.97 79.73 15:15:01 2 12.72 0.00 5.37 0.53 0.85 80.54 15:15:01 3 12.32 0.00 4.48 3.54 1.03 78.63 15:16:01 all 18.72 0.00 8.75 1.07 3.62 67.83 15:16:01 0 14.84 0.00 9.30 1.04 3.88 70.94 15:16:01 1 18.56 0.00 7.44 0.92 3.46 69.62 15:16:01 2 21.44 0.00 9.23 0.75 3.70 64.88 15:16:01 3 19.96 0.00 9.06 1.58 3.44 65.96 15:17:02 all 24.33 0.00 10.72 6.26 1.43 57.25 15:17:02 0 25.14 0.00 11.29 5.62 1.40 56.56 15:17:02 1 22.98 0.00 9.49 5.66 1.48 60.39 15:17:02 2 25.23 0.00 11.89 7.05 1.39 54.45 15:17:02 3 23.99 0.00 10.21 6.74 1.46 57.60 15:18:01 all 49.24 0.00 14.67 5.14 1.22 29.73 15:18:01 0 48.51 0.00 14.64 6.54 1.13 29.18 15:18:01 1 49.24 0.00 13.94 7.70 1.22 27.90 15:18:01 2 49.69 0.00 14.87 3.71 1.18 30.55 15:18:01 3 49.54 0.00 15.21 2.64 1.34 31.27 15:19:02 all 15.08 0.00 13.89 3.66 9.35 58.01 15:19:02 0 15.08 0.00 14.06 1.76 9.38 59.73 15:19:02 1 15.20 0.00 13.71 3.33 9.77 57.99 15:19:02 2 13.56 0.00 13.59 3.14 9.19 60.51 15:19:02 3 16.50 0.00 14.22 6.45 9.07 53.76 15:20:02 all 24.21 0.00 26.06 15.75 6.88 27.10 15:20:02 0 23.53 0.00 23.12 14.07 7.72 31.56 15:20:02 1 25.03 0.00 26.32 16.19 6.55 25.90 15:20:02 2 24.59 0.00 28.82 16.99 6.34 23.27 15:20:02 3 23.69 0.00 26.04 15.80 6.88 27.59 15:21:01 all 61.95 0.00 22.18 7.79 2.97 5.11 15:21:01 0 62.07 0.00 21.99 9.69 2.69 3.55 15:21:01 1 61.25 0.00 22.76 7.18 2.87 5.95 15:21:01 2 63.42 0.00 22.13 9.48 3.00 1.98 15:21:01 3 61.03 0.00 21.86 4.80 3.32 9.00 15:22:02 all 20.35 0.00 24.07 29.03 5.26 21.30 15:22:02 0 19.44 0.00 21.83 28.67 5.76 24.30 15:22:02 1 21.16 0.00 24.98 27.45 5.21 21.20 15:22:02 2 19.78 0.00 25.84 32.34 4.94 17.10 15:22:02 3 21.01 0.00 23.63 27.63 5.11 22.61 15:23:02 all 49.65 0.00 24.92 15.64 3.17 6.62 15:23:02 0 49.85 0.00 25.45 15.70 2.63 6.36 15:23:02 1 48.99 0.00 24.48 17.06 3.18 6.29 15:23:02 2 48.77 0.00 26.38 12.95 3.31 8.58 15:23:02 3 51.02 0.00 23.37 16.85 3.54 5.22 15:24:01 all 33.24 0.00 16.33 16.40 3.70 30.33 15:24:01 0 33.03 0.00 17.34 16.44 3.70 29.49 15:24:01 1 33.59 0.00 15.92 17.93 3.95 28.61 15:24:01 2 32.85 0.00 16.32 15.81 3.41 31.61 15:24:01 3 33.49 0.00 15.74 15.41 3.74 31.63 15:25:01 all 4.77 0.00 2.74 3.97 0.80 87.72 15:25:01 0 3.88 0.00 3.21 5.52 0.69 86.70 15:25:01 1 5.41 0.00 2.46 2.61 0.87 88.65 15:25:01 2 4.84 0.00 2.74 5.28 0.77 86.37 15:25:01 3 4.95 0.00 2.54 2.46 0.89 89.16 15:25:01 CPU %user %nice %system %iowait %steal %idle 15:26:01 all 2.70 0.00 2.00 1.46 4.04 89.80 15:26:01 0 2.58 0.00 2.07 0.76 4.07 90.52 15:26:01 1 2.15 0.00 1.86 0.44 3.92 91.63 15:26:01 2 3.48 0.00 2.08 1.63 4.22 88.59 15:26:01 3 2.59 0.00 1.98 3.00 3.95 88.47 Average: all 25.97 0.00 14.12 8.87 3.64 47.41 Average: 0 25.48 0.00 14.10 8.86 3.69 47.86 Average: 1 26.01 0.00 13.81 8.77 3.65 47.76 Average: 2 26.21 0.00 14.74 9.02 3.55 46.47 Average: 3 26.17 0.00 13.84 8.81 3.66 47.53