---> uname -a: Linux 9a611f09e8e2 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: 2933.396 BogoMIPS: 5866.79 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 743 84 0 1010 1030 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) 03/11/20 _x86_64_ (4 CPU) 15:06:30 LINUX RESTART 15:07:02 tps rtps wtps bread/s bwrtn/s 15:08:01 48.27 11.41 36.86 2568.66 4598.39 15:09:01 2.58 0.00 2.58 0.00 82.98 15:10:01 0.33 0.00 0.33 0.00 3.91 15:11:01 0.35 0.00 0.35 0.00 3.91 15:12:01 0.25 0.00 0.25 0.00 2.90 15:13:01 87.91 35.67 52.25 1309.50 18916.35 15:14:01 329.76 153.91 175.85 6904.26 47062.63 Average: 67.14 28.76 38.38 1538.45 10116.24 15:07:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:08:01 181244 1701060 90.37 2620 1154472 950712 32.44 447816 1096760 20 15:09:01 176888 1705416 90.60 2620 1154476 912088 31.12 455828 1093788 20 15:10:01 173516 1708788 90.78 2620 1154484 912268 31.13 459016 1093788 16 15:11:01 171124 1711180 90.91 2620 1154484 912304 31.13 466228 1088836 12 15:12:01 171388 1710916 90.89 2620 1154492 912304 31.13 466440 1088836 20 15:13:01 79928 1802376 95.75 2620 1150612 1117092 38.11 470568 1127968 75420 15:14:01 255316 1626988 86.44 2512 913312 1022916 34.90 546180 798828 92 Average: 172772 1709532 90.82 2605 1119476 962812 32.85 473154 1055543 10800 15:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:08:01 eth0 512.09 458.39 1392.93 402.36 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 107.34 72.85 9.30 305.43 0.00 0.00 0.00 15:09:01 eth0 7.45 3.76 6.29 0.25 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 1.45 0.63 0.57 0.37 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 1.43 0.42 0.36 0.24 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 eth0 2.53 1.22 1.24 0.83 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 eth0 139.94 124.61 3494.81 20.32 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 eth0 362.33 301.81 4329.87 61.39 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 docker0 56.32 57.74 4.31 526.20 0.00 0.00 0.00 15:14:01 veth27c5c02 0.00 0.05 0.00 0.00 0.00 0.00 0.00 Average: eth0 145.98 126.57 1319.47 68.65 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 23.19 18.53 1.93 118.37 0.00 0.00 0.00 Average: veth27c5c02 0.00 0.01 0.00 0.00 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) 03/11/20 _x86_64_ (4 CPU) 15:06:30 LINUX RESTART 15:07:02 CPU %user %nice %system %iowait %steal %idle 15:08:01 all 10.61 0.00 3.47 1.34 0.01 84.57 15:08:01 0 9.34 0.00 3.71 0.68 0.02 86.25 15:08:01 1 11.40 0.00 3.17 0.97 0.02 84.45 15:08:01 2 10.81 0.00 3.62 3.59 0.00 81.98 15:08:01 3 10.90 0.00 3.38 0.12 0.00 85.60 15:09:01 all 0.19 0.00 0.08 0.00 0.00 99.73 15:09:01 0 0.10 0.00 0.12 0.00 0.00 99.78 15:09:01 1 0.25 0.00 0.07 0.00 0.00 99.68 15:09:01 2 0.32 0.00 0.07 0.00 0.00 99.62 15:09:01 3 0.10 0.00 0.07 0.00 0.00 99.83 15:10:01 all 0.20 0.00 0.06 0.00 0.00 99.74 15:10:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:10:01 1 0.63 0.00 0.08 0.00 0.00 99.28 15:10:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:10:01 3 0.08 0.00 0.07 0.00 0.00 99.85 15:11:01 all 0.19 0.00 0.06 0.00 0.00 99.75 15:11:01 0 0.08 0.00 0.07 0.00 0.00 99.85 15:11:01 1 0.55 0.00 0.08 0.00 0.00 99.37 15:11:01 2 0.07 0.00 0.05 0.00 0.02 99.87 15:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:12:01 all 0.23 0.00 0.07 0.00 0.00 99.70 15:12:01 0 0.10 0.00 0.07 0.00 0.00 99.83 15:12:01 1 0.60 0.00 0.07 0.00 0.00 99.33 15:12:01 2 0.10 0.00 0.07 0.00 0.00 99.83 15:12:01 3 0.10 0.00 0.08 0.00 0.02 99.80 15:13:01 all 4.78 0.00 3.01 0.49 0.02 91.69 15:13:01 0 4.99 0.00 3.41 0.28 0.02 91.30 15:13:01 1 5.02 0.00 3.00 1.17 0.03 90.77 15:13:01 2 4.48 0.00 3.06 0.43 0.00 92.03 15:13:01 3 4.66 0.00 2.61 0.10 0.03 92.60 15:14:01 all 15.35 0.00 9.28 4.14 0.08 71.14 15:14:01 0 15.78 0.00 9.73 2.94 0.07 71.49 15:14:01 1 13.87 0.00 9.42 3.79 0.12 72.80 15:14:01 2 14.96 0.00 8.75 6.06 0.05 70.18 15:14:01 3 16.83 0.00 9.20 3.76 0.07 70.14 Average: all 4.46 0.00 2.27 0.84 0.02 92.41 Average: 0 4.30 0.00 2.42 0.55 0.01 92.72 Average: 1 4.58 0.00 2.25 0.84 0.02 92.31 Average: 2 4.35 0.00 2.22 1.42 0.01 92.00 Average: 3 4.62 0.00 2.18 0.56 0.02 92.62