---> uname -a: Linux 2ed0c231d01f 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 733 91 0 1013 1039 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) 05/01/20 _x86_64_ (4 CPU) 16:14:00 LINUX RESTART 16:15:01 tps rtps wtps bread/s bwrtn/s 16:16:01 13.49 0.00 13.49 0.00 2493.09 16:17:01 0.70 0.00 0.70 0.00 8.69 16:18:01 0.62 0.00 0.62 0.00 6.85 16:19:01 0.63 0.00 0.63 0.00 8.06 16:20:01 0.73 0.00 0.73 0.00 9.38 16:21:01 257.25 136.70 120.55 5692.86 32290.51 16:22:01 234.77 93.31 141.46 5775.69 36510.64 Average: 72.61 32.86 39.75 1638.66 10191.38 16:15:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:16:01 179468 1702836 90.47 2620 1151052 894396 30.52 455792 1086124 8 16:17:01 179940 1702364 90.44 2620 1151056 894372 30.52 455928 1085824 12 16:18:01 179356 1702948 90.47 2620 1151068 894408 30.52 459352 1082768 8 16:19:01 180968 1701336 90.39 2620 1151068 890176 30.37 458316 1082720 8 16:20:01 179576 1702728 90.46 2620 1151072 890320 30.38 459480 1082712 8 16:21:01 274820 1607484 85.40 2620 1011788 926236 31.60 486388 941336 84 16:22:01 70824 1811480 96.24 2460 1083456 1114320 38.02 614440 918120 89708 Average: 177850 1704454 90.55 2597 1121509 929175 31.70 484242 1039943 12834 16:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:16:01 eth0 1.30 0.43 0.33 0.19 0.00 0.00 0.00 16:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 eth0 1.32 0.35 0.40 0.23 0.00 0.00 0.00 16:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 eth0 0.57 0.28 0.27 0.20 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 eth0 1.07 0.08 0.09 0.01 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 eth0 0.70 0.43 0.41 0.27 0.00 0.00 0.00 16:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 eth0 418.70 316.42 4139.02 61.01 0.00 0.00 0.00 16:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:21:01 docker0 32.52 35.44 3.23 294.97 0.00 0.00 0.00 16:22:01 eth0 303.50 246.47 5672.63 68.43 0.00 0.00 0.00 16:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:22:01 docker0 22.29 22.61 1.51 124.58 0.00 0.00 0.00 Average: eth0 103.89 80.65 1402.15 18.62 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.83 8.29 0.68 59.94 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) 05/01/20 _x86_64_ (4 CPU) 16:14:00 LINUX RESTART 16:15:01 CPU %user %nice %system %iowait %steal %idle 16:16:01 all 0.19 0.00 0.09 0.00 0.00 99.71 16:16:01 0 0.47 0.00 0.08 0.00 0.00 99.45 16:16:01 1 0.07 0.00 0.10 0.00 0.02 99.82 16:16:01 2 0.10 0.00 0.10 0.00 0.00 99.80 16:16:01 3 0.13 0.00 0.08 0.00 0.00 99.78 16:17:01 all 0.08 0.00 0.04 0.00 0.01 99.87 16:17:01 0 0.07 0.00 0.05 0.00 0.00 99.88 16:17:01 1 0.07 0.00 0.02 0.00 0.00 99.92 16:17:01 2 0.08 0.00 0.07 0.00 0.03 99.82 16:17:01 3 0.08 0.00 0.05 0.00 0.02 99.85 16:18:01 all 0.16 0.00 0.04 0.00 0.01 99.79 16:18:01 0 0.47 0.00 0.02 0.00 0.00 99.52 16:18:01 1 0.05 0.00 0.07 0.00 0.02 99.87 16:18:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:18:01 3 0.07 0.00 0.03 0.00 0.00 99.90 16:19:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:19:01 0 0.50 0.00 0.02 0.00 0.00 99.48 16:19:01 1 0.07 0.00 0.08 0.00 0.00 99.85 16:19:01 2 0.08 0.00 0.05 0.00 0.02 99.85 16:19:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:20:01 all 0.17 0.00 0.04 0.00 0.00 99.78 16:20:01 0 0.50 0.00 0.03 0.00 0.00 99.47 16:20:01 1 0.07 0.00 0.05 0.00 0.02 99.87 16:20:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:20:01 3 0.07 0.00 0.03 0.00 0.00 99.90 16:21:01 all 9.20 0.00 4.53 4.17 0.06 82.04 16:21:01 0 8.26 0.00 4.81 5.82 0.05 81.05 16:21:01 1 9.17 0.00 4.65 4.79 0.03 81.35 16:21:01 2 10.59 0.00 4.22 2.92 0.07 82.20 16:21:01 3 8.78 0.00 4.47 3.19 0.07 83.50 16:22:01 all 12.05 0.00 6.32 3.26 0.07 78.30 16:22:01 0 10.89 0.00 6.17 2.65 0.08 80.21 16:22:01 1 11.67 0.00 6.65 2.06 0.05 79.57 16:22:01 2 10.84 0.00 6.78 3.08 0.07 79.23 16:22:01 3 14.79 0.00 5.66 5.27 0.07 74.22 Average: all 3.12 0.00 1.58 1.05 0.02 94.22 Average: 0 3.00 0.00 1.59 1.20 0.02 94.19 Average: 1 3.00 0.00 1.65 0.97 0.02 94.36 Average: 2 3.10 0.00 1.60 0.85 0.03 94.42 Average: 3 3.40 0.00 1.47 1.20 0.02 93.92