---> uname -a: Linux 986cd86a8fda 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 6.3G 43.6G 13% / 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 6.3G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 6.3G 43.6G 13% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 6.3G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 623 66 0 1147 1109 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 6: eth0@if7: 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) 02/27/20 _x86_64_ (4 CPU) 23:12:59 LINUX RESTART 23:14:01 tps rtps wtps bread/s bwrtn/s 23:15:01 9.86 0.00 9.86 0.00 2445.03 23:16:01 0.57 0.00 0.57 0.00 7.06 23:17:01 0.40 0.00 0.40 0.00 5.88 23:18:01 0.27 0.00 0.27 0.00 3.05 23:19:01 44.40 44.16 0.23 2827.78 3.98 Average: 11.10 8.83 2.26 565.59 493.03 23:14:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:15:01 203384 1678920 89.19 2620 1150128 899808 30.70 425440 1097880 8 23:16:01 200964 1681340 89.32 2620 1150132 900160 30.71 429144 1096572 8 23:17:01 202896 1679408 89.22 2620 1150144 899872 30.70 427464 1096572 16 23:18:01 202936 1679368 89.22 2620 1150144 899872 30.70 447140 1077056 16 23:19:01 92604 1789700 95.08 2620 1235084 931424 31.78 472684 1160832 68 Average: 180557 1701747 90.41 2620 1167126 906227 30.92 440374 1105782 23 23:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:15:01 eth0 1.22 0.08 0.10 0.01 0.00 0.00 0.00 23:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 eth0 1.47 0.58 0.68 0.36 0.00 0.00 0.00 23:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 23:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 eth0 4.11 2.48 3.95 1.47 0.00 0.00 0.00 23:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.40 0.67 0.95 0.38 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 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) 02/27/20 _x86_64_ (4 CPU) 23:12:59 LINUX RESTART 23:14:01 CPU %user %nice %system %iowait %steal %idle 23:15:01 all 0.20 0.00 0.09 0.04 0.00 99.66 23:15:01 0 0.08 0.00 0.08 0.00 0.02 99.82 23:15:01 1 0.12 0.00 0.05 0.00 0.00 99.83 23:15:01 2 0.55 0.00 0.15 0.17 0.00 99.13 23:15:01 3 0.07 0.00 0.07 0.00 0.00 99.87 23:16:01 all 0.23 0.00 0.06 0.00 0.00 99.71 23:16:01 0 0.08 0.00 0.08 0.00 0.00 99.83 23:16:01 1 0.15 0.00 0.07 0.00 0.00 99.78 23:16:01 2 0.58 0.00 0.10 0.00 0.02 99.30 23:16:01 3 0.07 0.00 0.05 0.00 0.00 99.88 23:17:01 all 0.18 0.00 0.05 0.00 0.00 99.77 23:17:01 0 0.08 0.00 0.05 0.00 0.00 99.87 23:17:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:17:01 2 0.55 0.00 0.03 0.00 0.00 99.42 23:17:01 3 0.05 0.00 0.05 0.00 0.02 99.88 23:18:01 all 0.19 0.00 0.07 0.00 0.00 99.74 23:18:01 0 0.02 0.00 0.03 0.00 0.00 99.95 23:18:01 1 0.05 0.00 0.05 0.00 0.00 99.90 23:18:01 2 0.55 0.00 0.12 0.00 0.00 99.33 23:18:01 3 0.12 0.00 0.07 0.00 0.00 99.82 23:19:01 all 0.45 0.00 0.19 1.12 0.00 98.24 23:19:01 0 0.17 0.00 0.13 0.13 0.00 99.57 23:19:01 1 1.10 0.00 0.32 2.92 0.00 95.66 23:19:01 2 0.27 0.00 0.15 1.00 0.00 98.58 23:19:01 3 0.27 0.00 0.18 0.43 0.00 99.12 Average: all 0.25 0.00 0.09 0.23 0.00 99.42 Average: 0 0.09 0.00 0.08 0.03 0.00 99.81 Average: 1 0.29 0.00 0.10 0.58 0.00 99.02 Average: 2 0.50 0.00 0.11 0.23 0.00 99.15 Average: 3 0.11 0.00 0.08 0.09 0.00 99.71