---> uname -a: Linux 87c71d42e7a0 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1838 736 86 0 1015 1037 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) 03/06/20 _x86_64_ (4 CPU) 22:32:09 LINUX RESTART 22:33:01 tps rtps wtps bread/s bwrtn/s 22:34:01 15.67 1.95 13.72 98.83 3994.51 22:35:01 1.85 0.00 1.85 0.00 34.29 22:36:01 0.27 0.00 0.27 0.00 3.75 22:37:01 0.28 0.00 0.28 0.00 3.33 22:38:01 0.28 0.00 0.28 0.00 3.60 22:39:02 51.85 20.43 31.42 868.40 16360.68 22:40:01 349.68 153.98 195.70 6596.34 45314.34 Average: 59.31 24.90 34.42 1067.77 9306.40 22:33:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:34:01 189584 1692720 89.93 2620 1140360 936124 31.94 456316 1082848 20 22:35:01 196028 1686276 89.59 2620 1140364 901300 30.75 453200 1079976 8 22:36:01 195292 1687012 89.62 2620 1140376 901492 30.76 464076 1070308 12 22:37:01 196396 1685908 89.57 2620 1140376 901300 30.75 463016 1070244 12 22:38:01 196040 1686264 89.59 2620 1140384 901372 30.75 463532 1070244 16 22:39:02 125140 1757164 93.35 2620 1121960 1106416 37.75 476604 1083304 87872 22:40:01 77656 1804648 95.87 2532 1079084 1000948 34.15 602916 914268 99456 Average: 168019 1714285 91.07 2607 1128986 949850 32.41 482809 1053027 26771 22:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:34:01 eth0 204.75 187.21 338.02 339.46 0.00 0.00 0.00 22:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:34:01 docker0 101.52 70.31 8.73 297.79 0.00 0.00 0.00 22:35:01 eth0 1.38 0.08 0.12 0.01 0.00 0.00 0.00 22:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 eth0 1.77 0.68 0.60 0.40 0.00 0.00 0.00 22:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 eth0 0.07 0.03 0.01 0.00 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 eth0 0.25 0.27 0.08 0.08 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:02 eth0 122.59 104.42 3488.86 17.04 0.00 0.00 0.00 22:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 511.58 417.11 4411.87 68.81 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 veth828870c 33.21 39.25 2.21 240.84 0.00 0.00 0.00 22:40:01 docker0 164.57 137.19 13.41 838.46 0.00 0.00 0.00 Average: eth0 119.45 100.68 1170.05 60.81 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth828870c 4.68 5.53 0.31 33.92 0.00 0.00 0.00 Average: docker0 23.18 19.32 1.89 118.10 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) 03/06/20 _x86_64_ (4 CPU) 22:32:09 LINUX RESTART 22:33:01 CPU %user %nice %system %iowait %steal %idle 22:34:01 all 3.44 0.00 1.14 0.41 0.00 95.02 22:34:01 0 2.59 0.00 1.41 0.02 0.02 95.97 22:34:01 1 5.16 0.00 1.10 0.22 0.00 93.52 22:34:01 2 2.65 0.00 1.17 0.72 0.00 95.46 22:34:01 3 3.32 0.00 0.87 0.65 0.00 95.16 22:35:01 all 0.10 0.00 0.07 0.00 0.00 99.83 22:35:01 0 0.08 0.00 0.03 0.00 0.00 99.88 22:35:01 1 0.18 0.00 0.13 0.00 0.00 99.68 22:35:01 2 0.07 0.00 0.03 0.00 0.00 99.90 22:35:01 3 0.07 0.00 0.07 0.00 0.00 99.87 22:36:01 all 0.12 0.00 0.07 0.00 0.00 99.81 22:36:01 0 0.05 0.00 0.05 0.00 0.00 99.90 22:36:01 1 0.27 0.00 0.07 0.00 0.00 99.67 22:36:01 2 0.10 0.00 0.13 0.00 0.00 99.77 22:36:01 3 0.07 0.00 0.03 0.00 0.02 99.88 22:37:01 all 0.18 0.00 0.06 0.00 0.00 99.76 22:37:01 0 0.03 0.00 0.00 0.00 0.00 99.97 22:37:01 1 0.55 0.00 0.05 0.00 0.00 99.40 22:37:01 2 0.07 0.00 0.13 0.00 0.02 99.78 22:37:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:38:01 all 0.18 0.00 0.05 0.00 0.00 99.78 22:38:01 0 0.32 0.00 0.05 0.00 0.00 99.63 22:38:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:38:01 2 0.05 0.00 0.05 0.00 0.00 99.90 22:38:01 3 0.30 0.00 0.03 0.00 0.00 99.67 22:39:02 all 4.24 0.00 2.55 0.35 0.01 92.86 22:39:02 0 4.38 0.00 2.46 0.23 0.00 92.93 22:39:02 1 4.36 0.00 2.67 0.62 0.02 92.33 22:39:02 2 3.76 0.00 2.91 0.50 0.02 92.81 22:39:02 3 4.44 0.00 2.15 0.07 0.00 93.34 22:40:01 all 14.22 0.00 8.66 3.64 0.03 73.45 22:40:01 0 13.56 0.00 9.19 4.82 0.03 72.41 22:40:01 1 12.70 0.00 7.56 2.85 0.02 76.87 22:40:01 2 16.70 0.00 9.55 4.04 0.02 69.69 22:40:01 3 13.94 0.00 8.32 2.82 0.02 74.90 Average: all 3.16 0.00 1.76 0.61 0.01 94.46 Average: 0 2.95 0.00 1.85 0.70 0.01 94.49 Average: 1 3.28 0.00 1.63 0.52 0.00 94.56 Average: 2 3.28 0.00 1.96 0.74 0.01 94.01 Average: 3 3.12 0.00 1.61 0.49 0.00 94.78