---> uname -a: Linux 4a3d74be6126 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: 2933.438 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 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 7.6G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 737 84 0 1016 1036 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) 03/18/20 _x86_64_ (4 CPU) 00:14:57 LINUX RESTART 00:16:01 tps rtps wtps bread/s bwrtn/s 00:17:01 14.39 0.02 14.37 0.53 2698.30 00:18:02 0.77 0.00 0.77 0.00 14.64 00:19:01 0.24 0.00 0.24 0.00 3.69 00:20:01 0.33 0.00 0.33 0.00 3.23 00:21:01 0.30 0.00 0.30 0.00 4.86 00:22:01 174.64 105.78 68.86 4192.61 25923.26 00:23:01 248.98 91.74 157.23 4212.29 40007.89 Average: 62.97 28.29 34.68 1203.97 9834.06 00:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:17:01 190988 1691316 89.85 2620 1142424 912592 31.14 461008 1073964 16 00:18:02 189764 1692540 89.92 2620 1142428 906568 30.93 462884 1073548 16 00:19:01 189324 1692980 89.94 2620 1142436 906628 30.93 467676 1069136 8 00:20:01 190832 1691472 89.86 2620 1142436 906424 30.93 466560 1069136 8 00:21:01 190456 1691848 89.88 2620 1142444 906556 30.93 467040 1069136 8 00:22:01 74412 1807892 96.05 2620 1137716 1175020 40.09 512292 1106700 67660 00:23:01 231020 1651284 87.73 2544 937256 1039880 35.48 562584 801736 112 Average: 179542 1702762 90.46 2609 1112449 964810 32.92 485721 1037622 9690 00:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:17:01 eth0 1.17 0.13 0.07 0.02 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 00:18:02 eth0 1.73 0.48 0.42 0.21 0.00 0.00 0.00 00:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:19:01 eth0 0.93 0.46 0.31 0.21 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 0.12 0.08 0.01 0.01 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 0.22 0.17 0.08 0.07 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 123.53 103.26 3501.74 21.22 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 veth4ca9ed3 0.68 0.60 0.09 0.60 0.00 0.00 0.00 00:22:01 docker0 100.78 71.43 8.55 298.68 0.00 0.00 0.00 00:23:01 veth3cbca59 1.98 1.53 0.44 0.49 0.00 0.00 0.00 00:23:01 eth0 1319.51 1025.25 9505.67 533.80 0.00 0.00 0.00 00:23:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 00:23:01 docker0 90.11 124.49 6.48 535.76 0.00 0.00 0.00 Average: veth3cbca59 0.28 0.22 0.06 0.07 0.00 0.00 0.00 Average: eth0 189.02 146.87 1361.68 76.47 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 27.34 28.06 2.15 119.53 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) 03/18/20 _x86_64_ (4 CPU) 00:14:57 LINUX RESTART 00:16:01 CPU %user %nice %system %iowait %steal %idle 00:17:01 all 0.24 0.00 0.11 0.00 0.00 99.65 00:17:01 0 0.12 0.00 0.17 0.00 0.00 99.72 00:17:01 1 0.12 0.00 0.10 0.00 0.02 99.77 00:17:01 2 0.53 0.00 0.08 0.00 0.00 99.38 00:17:01 3 0.15 0.00 0.10 0.00 0.00 99.75 00:18:02 all 0.22 0.00 0.06 0.00 0.00 99.72 00:18:02 0 0.10 0.00 0.10 0.00 0.00 99.80 00:18:02 1 0.63 0.00 0.07 0.00 0.00 99.30 00:18:02 2 0.12 0.00 0.03 0.00 0.02 99.83 00:18:02 3 0.03 0.00 0.02 0.00 0.00 99.95 00:19:01 all 0.20 0.00 0.05 0.00 0.00 99.75 00:19:01 0 0.08 0.00 0.05 0.00 0.00 99.86 00:19:01 1 0.54 0.00 0.02 0.00 0.00 99.44 00:19:01 2 0.08 0.00 0.07 0.00 0.00 99.85 00:19:01 3 0.07 0.00 0.07 0.00 0.00 99.86 00:20:01 all 0.19 0.00 0.06 0.00 0.00 99.74 00:20:01 0 0.07 0.00 0.03 0.00 0.00 99.90 00:20:01 1 0.57 0.00 0.08 0.00 0.00 99.35 00:20:01 2 0.08 0.00 0.08 0.00 0.00 99.83 00:20:01 3 0.05 0.00 0.05 0.00 0.02 99.88 00:21:01 all 0.15 0.00 0.05 0.00 0.00 99.80 00:21:01 0 0.03 0.00 0.07 0.00 0.00 99.90 00:21:01 1 0.45 0.00 0.05 0.00 0.00 99.50 00:21:01 2 0.08 0.00 0.05 0.00 0.00 99.87 00:21:01 3 0.07 0.00 0.05 0.00 0.00 99.88 00:22:01 all 6.15 0.00 3.64 1.54 0.02 88.66 00:22:01 0 6.40 0.00 3.53 0.49 0.02 89.57 00:22:01 1 5.28 0.00 3.82 1.13 0.02 89.75 00:22:01 2 5.72 0.00 3.76 1.81 0.02 88.70 00:22:01 3 7.18 0.00 3.44 2.73 0.02 86.63 00:23:01 all 14.04 0.00 8.61 3.30 0.03 74.03 00:23:01 0 12.43 0.00 9.09 3.35 0.03 75.10 00:23:01 1 17.57 0.00 9.66 2.61 0.03 70.13 00:23:01 2 13.19 0.00 7.58 3.09 0.03 76.10 00:23:01 3 12.96 0.00 8.08 4.16 0.02 74.78 Average: all 3.00 0.00 1.78 0.69 0.01 94.52 Average: 0 2.72 0.00 1.85 0.54 0.01 94.88 Average: 1 3.57 0.00 1.96 0.53 0.01 93.94 Average: 2 2.81 0.00 1.66 0.70 0.01 94.82 Average: 3 2.91 0.00 1.67 0.98 0.01 94.44