---> uname -a: Linux 4f5365ef38b1 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 7.5G 42.4G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 742 84 0 1011 1028 Swap: 1023 1 1022 ---> 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 16: eth0@if17: 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/14/20 _x86_64_ (4 CPU) 22:58:31 LINUX RESTART 22:59:01 tps rtps wtps bread/s bwrtn/s 23:00:02 47.97 10.77 37.20 2501.07 4586.82 23:01:01 2.30 0.05 2.25 0.68 83.58 23:02:01 0.75 0.10 0.65 2.13 11.51 23:03:01 0.58 0.00 0.58 0.00 6.45 23:04:01 0.58 0.00 0.58 0.00 6.28 23:05:01 16.37 6.68 9.69 566.77 7186.05 23:06:01 356.96 155.38 201.58 6642.08 51975.63 Average: 60.94 24.78 36.17 1391.24 9146.36 22:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:02 159632 1722672 91.52 2620 1156608 940068 32.07 471624 1093632 20 23:01:01 166888 1715416 91.13 2620 1156616 898432 30.65 467420 1091492 8 23:02:01 167100 1715204 91.12 2620 1156776 896024 30.57 468052 1091576 8 23:03:01 164360 1717944 91.27 2620 1156780 896048 30.57 471388 1090560 8 23:04:01 165232 1717072 91.22 2620 1156784 895904 30.57 470548 1090560 16 23:05:01 70500 1811804 96.25 2620 1186360 1096464 37.41 501760 1142412 51080 23:06:01 84376 1797928 95.52 2532 1082196 1000252 34.13 539760 991800 31952 Average: 139727 1742577 92.58 2607 1150303 946170 32.28 484365 1084576 11870 22:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:00:02 eth0 452.73 383.47 1346.25 389.52 0.00 0.00 0.00 23:00:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:02 docker0 100.07 64.46 8.32 298.18 0.00 0.00 0.00 23:01:01 eth0 1.59 0.08 0.13 0.01 0.00 0.00 0.00 23:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 eth0 1.40 0.48 0.34 0.21 0.00 0.00 0.00 23:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 eth0 0.38 0.32 0.26 0.20 0.00 0.00 0.00 23:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:04:01 eth0 0.67 0.15 0.12 0.04 0.00 0.00 0.00 23:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:05:01 eth0 120.68 99.23 3490.19 17.11 0.00 0.00 0.00 23:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:06:01 veth8c6083e 2.11 1.53 0.15 0.23 0.00 0.00 0.00 23:06:01 eth0 1048.04 792.78 8964.21 475.10 0.00 0.00 0.00 23:06:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 23:06:01 docker0 136.93 96.55 11.90 595.81 0.00 0.00 0.00 Average: veth8c6083e 0.30 0.22 0.02 0.03 0.00 0.00 0.00 Average: eth0 150.12 113.56 1284.05 68.05 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 19.61 13.83 1.70 85.34 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/14/20 _x86_64_ (4 CPU) 22:58:31 LINUX RESTART 22:59:01 CPU %user %nice %system %iowait %steal %idle 23:00:02 all 10.29 0.00 3.63 1.46 0.62 84.00 23:00:02 0 11.60 0.00 4.26 1.93 0.54 81.67 23:00:02 1 9.35 0.00 2.98 0.52 0.59 86.55 23:00:02 2 9.89 0.00 4.07 3.13 0.64 82.27 23:00:02 3 10.35 0.00 3.23 0.27 0.68 85.48 23:01:01 all 0.14 0.00 0.08 0.00 0.04 99.73 23:01:01 0 0.02 0.00 0.05 0.00 0.03 99.90 23:01:01 1 0.07 0.00 0.07 0.02 0.07 99.78 23:01:01 2 0.37 0.00 0.12 0.00 0.03 99.47 23:01:01 3 0.08 0.00 0.05 0.00 0.05 99.81 23:02:01 all 0.17 0.00 0.05 0.00 0.02 99.75 23:02:01 0 0.07 0.00 0.08 0.00 0.02 99.83 23:02:01 1 0.10 0.00 0.02 0.00 0.02 99.87 23:02:01 2 0.43 0.00 0.07 0.00 0.02 99.48 23:02:01 3 0.07 0.00 0.07 0.00 0.02 99.85 23:03:01 all 0.06 0.00 0.06 0.00 0.01 99.87 23:03:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:03:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:03:01 2 0.10 0.00 0.05 0.00 0.03 99.82 23:03:01 3 0.07 0.00 0.13 0.00 0.02 99.78 23:04:01 all 0.18 0.00 0.04 0.00 0.00 99.77 23:04:01 0 0.07 0.00 0.02 0.00 0.00 99.92 23:04:01 1 0.32 0.00 0.05 0.00 0.00 99.63 23:04:01 2 0.30 0.00 0.07 0.00 0.00 99.63 23:04:01 3 0.07 0.00 0.03 0.00 0.00 99.90 23:05:01 all 2.06 0.00 1.19 0.05 0.24 96.46 23:05:01 0 1.86 0.00 1.27 0.03 0.20 96.64 23:05:01 1 2.39 0.00 1.10 0.03 0.25 96.23 23:05:01 2 2.09 0.00 1.25 0.00 0.27 96.39 23:05:01 3 1.91 0.00 1.12 0.15 0.25 96.57 23:06:01 all 15.89 0.00 9.79 5.10 1.36 67.85 23:06:01 0 15.44 0.00 9.57 7.12 1.38 66.48 23:06:01 1 15.49 0.00 9.48 2.64 1.53 70.86 23:06:01 2 17.28 0.00 10.38 7.27 1.37 63.70 23:06:01 3 15.36 0.00 9.75 3.33 1.17 70.38 Average: all 4.06 0.00 2.09 0.93 0.32 92.60 Average: 0 4.09 0.00 2.15 1.27 0.31 92.18 Average: 1 3.92 0.00 1.94 0.45 0.35 93.35 Average: 2 4.30 0.00 2.26 1.46 0.33 91.65 Average: 3 3.93 0.00 2.02 0.52 0.31 93.22