---> uname -a: Linux a2e949f17486 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: 2933.442 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 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 726 90 0 1021 1046 Swap: 1023 2 1021 ---> 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) 04/15/20 _x86_64_ (4 CPU) 00:13:53 LINUX RESTART 00:15:01 tps rtps wtps bread/s bwrtn/s 00:16:01 14.02 0.00 14.02 0.00 2694.07 00:17:01 0.37 0.00 0.37 0.00 5.28 00:18:01 0.28 0.00 0.28 0.00 3.61 00:19:01 0.25 0.00 0.25 0.00 3.86 00:20:01 0.38 0.00 0.38 0.00 5.83 00:21:01 0.32 0.02 0.30 0.13 3.90 00:22:01 0.57 0.00 0.57 0.00 7.41 00:23:01 298.82 143.84 154.98 6031.50 52383.70 Average: 39.46 18.02 21.44 755.70 6903.47 00:15:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:16:01 225744 1656560 88.01 2620 1125920 895768 30.56 440932 1060568 8 00:17:01 222528 1659776 88.18 2620 1125924 896036 30.57 444376 1060268 12 00:18:01 220168 1662136 88.30 2620 1125932 896112 30.57 449368 1057468 8 00:19:01 218776 1663528 88.38 2620 1125936 896028 30.57 452280 1056316 8 00:20:01 218132 1664172 88.41 2620 1125944 896132 30.58 452452 1056320 8 00:21:01 217564 1664740 88.44 2620 1125952 896384 30.58 452872 1056316 8 00:22:01 220984 1661320 88.26 2620 1125952 896400 30.58 449912 1056316 8 00:23:01 139684 1742620 92.58 2620 1061824 1042968 35.59 516800 965428 94984 Average: 210448 1671857 88.82 2620 1117923 914479 31.20 457374 1046125 11881 00:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:16:01 eth0 2.00 0.08 0.15 0.01 0.00 0.00 0.00 00:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:17:01 eth0 3.05 1.18 1.18 0.76 0.00 0.00 0.00 00:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 eth0 1.38 0.38 0.34 0.24 0.00 0.00 0.00 00:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 eth0 1.93 0.40 0.39 0.20 0.00 0.00 0.00 00:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 eth0 1.47 0.68 0.70 0.46 0.00 0.00 0.00 00:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 eth0 0.95 0.38 0.31 0.21 0.00 0.00 0.00 00:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 eth0 0.45 0.30 0.27 0.20 0.00 0.00 0.00 00:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:01 eth0 561.51 390.02 7298.61 71.35 0.00 0.00 0.00 00:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:23:01 docker0 34.95 32.46 3.36 295.79 0.00 0.00 0.00 Average: eth0 71.75 49.29 914.85 9.20 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.38 4.07 0.42 37.06 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) 04/15/20 _x86_64_ (4 CPU) 00:13:53 LINUX RESTART 00:15:01 CPU %user %nice %system %iowait %steal %idle 00:16:01 all 0.20 0.00 0.09 0.00 0.00 99.71 00:16:01 0 0.05 0.00 0.05 0.00 0.00 99.90 00:16:01 1 0.07 0.00 0.10 0.00 0.00 99.83 00:16:01 2 0.58 0.00 0.03 0.00 0.00 99.38 00:16:01 3 0.07 0.00 0.17 0.00 0.00 99.77 00:17:01 all 0.20 0.00 0.06 0.00 0.00 99.73 00:17:01 0 0.10 0.00 0.05 0.00 0.00 99.85 00:17:01 1 0.07 0.00 0.07 0.00 0.00 99.87 00:17:01 2 0.55 0.00 0.07 0.00 0.02 99.37 00:17:01 3 0.10 0.00 0.05 0.00 0.00 99.85 00:18:01 all 0.20 0.00 0.08 0.00 0.00 99.72 00:18:01 0 0.03 0.00 0.03 0.00 0.00 99.93 00:18:01 1 0.13 0.00 0.07 0.00 0.00 99.80 00:18:01 2 0.55 0.00 0.05 0.00 0.00 99.40 00:18:01 3 0.10 0.00 0.17 0.00 0.00 99.73 00:19:01 all 0.17 0.00 0.08 0.00 0.00 99.75 00:19:01 0 0.10 0.00 0.05 0.00 0.00 99.85 00:19:01 1 0.07 0.00 0.05 0.00 0.00 99.88 00:19:01 2 0.45 0.00 0.05 0.00 0.00 99.50 00:19:01 3 0.07 0.00 0.15 0.00 0.00 99.78 00:20:01 all 0.06 0.00 0.05 0.00 0.00 99.88 00:20:01 0 0.07 0.00 0.07 0.00 0.02 99.85 00:20:01 1 0.07 0.00 0.05 0.00 0.00 99.88 00:20:01 2 0.05 0.00 0.07 0.00 0.00 99.88 00:20:01 3 0.07 0.00 0.03 0.00 0.02 99.88 00:21:01 all 0.16 0.00 0.05 0.00 0.00 99.79 00:21:01 0 0.45 0.00 0.05 0.00 0.00 99.50 00:21:01 1 0.02 0.00 0.03 0.00 0.00 99.95 00:21:01 2 0.08 0.00 0.05 0.02 0.00 99.85 00:21:01 3 0.08 0.00 0.08 0.00 0.00 99.83 00:22:01 all 0.18 0.00 0.04 0.00 0.00 99.78 00:22:01 0 0.50 0.00 0.00 0.00 0.00 99.50 00:22:01 1 0.08 0.00 0.03 0.00 0.00 99.88 00:22:01 2 0.08 0.00 0.08 0.00 0.00 99.83 00:22:01 3 0.05 0.00 0.05 0.00 0.00 99.90 00:23:01 all 15.79 0.00 9.08 6.14 0.08 68.92 00:23:01 0 15.60 0.00 9.34 5.17 0.07 69.82 00:23:01 1 15.39 0.00 8.84 8.62 0.07 67.09 00:23:01 2 15.85 0.00 9.64 6.58 0.08 67.83 00:23:01 3 16.31 0.00 8.49 4.19 0.07 70.95 Average: all 2.09 0.00 1.18 0.76 0.01 95.96 Average: 0 2.09 0.00 1.19 0.64 0.01 96.08 Average: 1 1.97 0.00 1.14 1.07 0.01 95.82 Average: 2 2.25 0.00 1.24 0.81 0.01 95.68 Average: 3 2.08 0.00 1.13 0.52 0.01 96.26