---> uname -a: Linux 922402bfa82e 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: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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% /w/workspace/xfoundry_go-mod-messaging_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-messaging_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 751 79 0 1007 1024 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) 01/07/20 _x86_64_ (4 CPU) 19:15:30 LINUX RESTART 19:16:01 tps rtps wtps bread/s bwrtn/s 19:17:01 41.32 9.97 31.35 2311.84 3274.60 19:18:01 2.45 0.00 2.45 0.00 76.74 19:19:01 0.72 0.00 0.72 0.00 9.08 19:20:01 0.65 0.00 0.65 0.00 8.38 19:21:01 0.70 0.00 0.70 0.00 9.01 19:22:01 0.67 0.00 0.67 0.00 7.74 19:23:01 0.67 0.00 0.67 0.00 8.76 19:24:01 0.33 0.00 0.33 0.00 5.43 19:25:01 0.60 0.00 0.60 0.00 6.85 19:26:01 176.67 101.83 74.84 4028.64 26132.03 19:27:01 242.89 111.36 131.54 6126.81 33868.13 Average: 42.52 20.29 22.23 1133.65 5765.43 19:16:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:17:01 115432 1766872 93.87 2620 1221928 950912 32.44 428844 1179832 16 19:18:01 117716 1764588 93.75 2620 1221932 950504 32.43 427232 1179064 8 19:19:01 123672 1758632 93.43 2620 1221940 903816 30.84 425400 1175876 8 19:20:01 122976 1759328 93.47 2620 1221940 903984 30.84 426468 1175876 8 19:21:01 123736 1758568 93.43 2620 1221948 903876 30.84 425888 1175876 8 19:22:01 123832 1758472 93.42 2620 1221972 903816 30.84 425552 1175876 12 19:23:01 123816 1758488 93.42 2620 1221956 903816 30.84 425596 1175876 8 19:24:01 132516 1749788 92.96 2620 1221960 903816 30.84 416812 1175872 8 19:25:01 132048 1750256 92.98 2620 1221968 903924 30.84 417408 1175876 8 19:26:01 165964 1716340 91.18 2620 1141964 913420 31.17 448128 1080748 57320 19:27:01 144812 1737492 92.31 2588 1003624 954156 32.56 558984 885692 140 Average: 129684 1752620 93.11 2617 1194830 917822 31.32 438756 1141497 5231 19:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:17:01 eth0 236.32 179.27 598.93 61.09 0.00 0.00 0.00 19:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:17:01 docker0 0.77 0.65 0.17 1.03 0.00 0.00 0.00 19:18:01 eth0 2.36 0.95 0.89 0.61 0.00 0.00 0.00 19:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:19:01 eth0 0.57 0.07 0.04 0.01 0.00 0.00 0.00 19:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 eth0 0.85 0.48 0.29 0.21 0.00 0.00 0.00 19:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:21:01 eth0 0.55 0.18 0.15 0.07 0.00 0.00 0.00 19:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:22:01 eth0 0.23 0.12 0.01 0.01 0.00 0.00 0.00 19:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:23:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 19:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:24:01 eth0 0.38 0.10 0.04 0.01 0.00 0.00 0.00 19:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:25:01 eth0 0.52 0.35 0.27 0.20 0.00 0.00 0.00 19:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:26:01 eth0 155.44 123.48 3493.85 17.37 0.00 0.00 0.00 19:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:26:01 docker0 5.34 6.84 0.51 10.70 0.00 0.00 0.00 19:27:01 eth0 239.03 192.66 3738.09 84.46 0.00 0.00 0.00 19:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:27:01 docker0 31.24 34.05 1.97 221.73 0.00 0.00 0.00 Average: eth0 57.87 45.26 712.20 14.92 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 3.40 3.78 0.24 21.23 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) 01/07/20 _x86_64_ (4 CPU) 19:15:30 LINUX RESTART 19:16:01 CPU %user %nice %system %iowait %steal %idle 19:17:01 all 5.27 0.00 2.50 1.19 0.01 91.03 19:17:01 0 5.73 0.00 2.97 1.59 0.02 89.69 19:17:01 1 5.72 0.00 2.47 2.98 0.03 88.80 19:17:01 2 4.52 0.00 2.37 0.13 0.02 92.96 19:17:01 3 5.13 0.00 2.18 0.05 0.02 92.63 19:18:01 all 0.21 0.00 0.07 0.00 0.00 99.72 19:18:01 0 0.23 0.00 0.08 0.00 0.00 99.68 19:18:01 1 0.12 0.00 0.05 0.00 0.00 99.83 19:18:01 2 0.07 0.00 0.05 0.00 0.00 99.88 19:18:01 3 0.40 0.00 0.07 0.00 0.00 99.53 19:19:01 all 0.18 0.00 0.05 0.00 0.00 99.76 19:19:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:19:01 1 0.05 0.00 0.07 0.00 0.00 99.88 19:19:01 2 0.08 0.00 0.07 0.00 0.00 99.85 19:19:01 3 0.57 0.00 0.07 0.00 0.00 99.37 19:20:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:20:01 0 0.03 0.00 0.02 0.00 0.00 99.95 19:20:01 1 0.05 0.00 0.07 0.00 0.00 99.88 19:20:01 2 0.08 0.00 0.07 0.00 0.00 99.85 19:20:01 3 0.53 0.00 0.05 0.00 0.00 99.42 19:21:01 all 0.18 0.00 0.05 0.00 0.00 99.78 19:21:01 0 0.05 0.00 0.07 0.00 0.00 99.88 19:21:01 1 0.03 0.00 0.03 0.00 0.00 99.93 19:21:01 2 0.55 0.00 0.05 0.00 0.00 99.40 19:21:01 3 0.03 0.00 0.03 0.00 0.00 99.93 19:22:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:22:01 0 0.07 0.00 0.05 0.00 0.00 99.88 19:22:01 1 0.05 0.00 0.05 0.00 0.00 99.90 19:22:01 2 0.53 0.00 0.03 0.00 0.00 99.43 19:22:01 3 0.03 0.00 0.05 0.00 0.00 99.92 19:23:01 all 0.18 0.00 0.05 0.00 0.00 99.77 19:23:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:23:01 1 0.10 0.00 0.07 0.00 0.00 99.83 19:23:01 2 0.53 0.00 0.03 0.00 0.00 99.43 19:23:01 3 0.03 0.00 0.05 0.00 0.00 99.92 19:24:01 all 0.17 0.00 0.05 0.00 0.00 99.77 19:24:01 0 0.07 0.00 0.07 0.00 0.00 99.87 19:24:01 1 0.27 0.00 0.03 0.00 0.00 99.70 19:24:01 2 0.30 0.00 0.07 0.00 0.00 99.63 19:24:01 3 0.05 0.00 0.05 0.00 0.00 99.90 19:25:01 all 0.17 0.00 0.05 0.00 0.00 99.78 19:25:01 0 0.05 0.00 0.03 0.00 0.00 99.92 19:25:01 1 0.52 0.00 0.07 0.00 0.00 99.42 19:25:01 2 0.07 0.00 0.07 0.00 0.02 99.85 19:25:01 3 0.05 0.00 0.07 0.00 0.00 99.88 19:26:01 all 6.73 0.00 4.03 1.73 0.01 87.50 19:26:01 0 5.91 0.00 4.67 1.80 0.02 87.61 19:26:01 1 7.37 0.00 3.65 2.80 0.02 86.16 19:26:01 2 6.42 0.00 3.73 1.51 0.00 88.34 19:26:01 3 7.18 0.00 4.08 0.81 0.00 87.93 19:27:01 all 12.80 0.00 7.80 2.88 0.01 76.51 19:27:01 0 12.09 0.00 8.60 2.44 0.02 76.85 19:27:01 1 11.17 0.00 7.65 3.72 0.02 77.45 19:27:01 2 12.83 0.00 7.70 1.28 0.00 78.19 19:27:01 3 15.12 0.00 7.27 4.07 0.02 73.52 Average: all 2.36 0.00 1.33 0.52 0.00 95.78 Average: 0 2.19 0.00 1.50 0.53 0.00 95.78 Average: 1 2.30 0.00 1.28 0.86 0.01 95.56 Average: 2 2.35 0.00 1.28 0.26 0.00 96.10 Average: 3 2.62 0.00 1.26 0.44 0.00 95.68