---> uname -a: Linux f2ea7955c3e7 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 7.5G 42.5G 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 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/ndry_app-functions-sdk-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 718 80 0 1039 1051 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) 04/07/20 _x86_64_ (4 CPU) 19:59:42 LINUX RESTART 20:00:04 tps rtps wtps bread/s bwrtn/s 20:01:02 95.45 39.75 55.69 5104.31 15828.67 20:02:01 6.00 0.07 5.93 1.49 727.63 20:03:01 0.27 0.00 0.27 0.00 3.75 20:04:01 0.25 0.00 0.25 0.00 3.00 20:05:01 0.20 0.00 0.20 0.00 2.15 20:06:01 1.65 1.35 0.30 191.87 4.20 20:07:01 336.56 144.18 192.38 6700.62 58553.00 Average: 62.85 26.46 36.39 1694.86 10725.81 20:00:04 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:01:02 174184 1708120 90.75 2620 1176224 947364 32.32 449388 1098996 18040 20:02:01 176968 1705336 90.60 2620 1176304 944352 32.22 449736 1098336 16 20:03:01 177748 1704556 90.56 2620 1176308 911520 31.10 452252 1095800 16 20:04:01 177552 1704752 90.57 2620 1176312 911484 31.10 452992 1094788 8 20:05:01 178784 1703520 90.50 2620 1176320 911364 31.10 452324 1094784 20 20:06:01 159452 1722852 91.53 2620 1182208 913048 31.15 460988 1098580 112 20:07:01 79460 1802844 95.78 2552 1094284 990336 33.79 583548 936976 96392 Average: 160593 1721711 91.47 2610 1165423 932781 31.83 471604 1074037 16372 20:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:01:02 eth0 751.82 538.84 1704.33 427.90 0.00 0.00 0.00 20:01:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:01:02 docker0 110.37 88.76 9.69 319.05 0.00 0.00 0.00 20:02:01 eth0 1.49 0.68 0.55 0.23 0.00 0.00 0.00 20:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:03:01 eth0 0.90 0.45 0.30 0.21 0.00 0.00 0.00 20:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:04:01 eth0 0.92 0.42 0.29 0.21 0.00 0.00 0.00 20:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:05:01 eth0 0.87 0.43 0.30 0.21 0.00 0.00 0.00 20:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 eth0 4.16 2.93 4.26 1.56 0.00 0.00 0.00 20:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:07:01 veth4928871 41.94 50.62 2.79 251.36 0.00 0.00 0.00 20:07:01 eth0 1323.02 968.35 9231.45 486.07 0.00 0.00 0.00 20:07:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 20:07:01 docker0 175.04 164.02 14.18 847.96 0.00 0.00 0.00 Average: veth4928871 6.05 7.31 0.40 36.27 0.00 0.00 0.00 Average: eth0 190.93 139.75 1332.24 70.15 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 25.26 23.67 2.05 122.37 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) 04/07/20 _x86_64_ (4 CPU) 19:59:42 LINUX RESTART 20:00:04 CPU %user %nice %system %iowait %steal %idle 20:01:02 all 16.15 0.00 6.52 2.36 0.01 74.96 20:01:02 0 15.80 0.00 7.25 1.31 0.02 75.62 20:01:02 1 14.68 0.00 6.54 1.10 0.02 77.66 20:01:02 2 16.83 0.00 6.74 6.26 0.02 70.16 20:01:02 3 17.28 0.00 5.55 0.76 0.02 76.39 20:02:01 all 0.18 0.00 0.07 0.00 0.00 99.75 20:02:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:02:01 1 0.10 0.00 0.07 0.00 0.00 99.83 20:02:01 2 0.10 0.00 0.08 0.00 0.00 99.81 20:02:01 3 0.46 0.00 0.10 0.00 0.00 99.44 20:03:01 all 0.19 0.00 0.05 0.00 0.00 99.76 20:03:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:03:01 1 0.08 0.00 0.08 0.00 0.00 99.83 20:03:01 2 0.12 0.00 0.05 0.00 0.00 99.83 20:03:01 3 0.55 0.00 0.03 0.00 0.00 99.42 20:04:01 all 0.13 0.00 0.07 0.00 0.00 99.80 20:04:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:04:01 1 0.07 0.00 0.12 0.00 0.00 99.82 20:04:01 2 0.08 0.00 0.07 0.00 0.00 99.85 20:04:01 3 0.32 0.00 0.07 0.00 0.02 99.60 20:05:01 all 0.20 0.00 0.05 0.00 0.00 99.76 20:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:05:01 1 0.10 0.00 0.08 0.00 0.00 99.82 20:05:01 2 0.18 0.00 0.03 0.00 0.00 99.78 20:05:01 3 0.45 0.00 0.05 0.00 0.00 99.50 20:06:01 all 0.44 0.00 0.29 0.01 0.00 99.25 20:06:01 0 0.38 0.00 0.40 0.03 0.00 99.18 20:06:01 1 0.30 0.00 0.20 0.02 0.02 99.47 20:06:01 2 0.88 0.00 0.35 0.00 0.00 98.77 20:06:01 3 0.18 0.00 0.20 0.00 0.00 99.62 20:07:01 all 17.42 0.00 10.32 6.07 0.03 66.16 20:07:01 0 16.60 0.00 10.29 5.77 0.03 67.31 20:07:01 1 19.60 0.00 11.08 5.00 0.03 64.29 20:07:01 2 16.08 0.00 10.29 2.58 0.02 71.04 20:07:01 3 17.40 0.00 9.66 10.96 0.02 61.97 Average: all 4.84 0.00 2.43 1.19 0.01 91.53 Average: 0 4.59 0.00 2.53 1.00 0.01 91.87 Average: 1 4.89 0.00 2.55 0.86 0.01 91.69 Average: 2 4.78 0.00 2.47 1.22 0.00 91.52 Average: 3 5.11 0.00 2.20 1.66 0.01 91.02