---> uname -a: Linux 2de3a173ac1d 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 42.5G 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/gexfoundry_go-mod-secrets_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/gexfoundry_go-mod-secrets_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 742 107 0 988 1032 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) 01/31/20 _x86_64_ (4 CPU) 20:58:34 LINUX RESTART 20:59:01 tps rtps wtps bread/s bwrtn/s 21:00:01 53.40 14.71 38.69 2756.93 3626.49 21:01:01 3.90 0.05 3.85 0.67 120.91 21:02:01 0.54 0.10 0.44 2.17 8.85 21:03:01 0.37 0.00 0.37 0.00 5.96 21:04:01 0.57 0.00 0.57 0.00 5.53 21:05:01 248.64 111.77 136.88 4425.89 46891.48 Average: 51.40 21.17 30.23 1201.44 8470.19 20:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 105664 1776640 94.39 2620 1226452 943612 32.20 444800 1171200 16 21:01:01 114396 1767908 93.92 2620 1226300 902280 30.79 439256 1171136 8 21:02:01 114732 1767572 93.90 2620 1226460 894336 30.51 439436 1171216 16 21:03:01 115632 1766672 93.86 2620 1226464 894144 30.51 438492 1171168 8 21:04:01 114868 1767436 93.90 2620 1226468 894412 30.52 439472 1171168 20 21:05:01 66008 1816296 96.49 2620 1143280 1109740 37.86 578136 995636 57400 Average: 105217 1777087 94.41 2620 1212571 939754 32.06 463265 1141921 9578 20:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:00:01 eth0 327.21 206.26 960.90 82.55 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 1.31 1.18 0.23 2.05 0.00 0.00 0.00 21:01:01 eth0 1.88 0.83 1.08 0.09 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 1.30 0.71 0.57 0.38 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 21:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 eth0 0.88 0.52 0.32 0.18 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 509.05 341.35 6953.30 39.05 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 1.71 1.53 0.20 3.78 0.00 0.00 0.00 Average: eth0 140.52 91.92 1323.58 20.45 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.51 0.45 0.07 0.97 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) 01/31/20 _x86_64_ (4 CPU) 20:58:34 LINUX RESTART 20:59:01 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 12.57 0.00 3.57 1.62 0.01 82.24 21:00:01 0 12.14 0.00 4.23 3.88 0.02 79.73 21:00:01 1 11.87 0.00 3.57 1.17 0.02 83.37 21:00:01 2 13.54 0.00 3.46 0.77 0.02 82.20 21:00:01 3 12.69 0.00 3.02 0.65 0.00 83.63 21:01:01 all 0.18 0.00 0.08 0.00 0.00 99.73 21:01:01 0 0.07 0.00 0.05 0.00 0.00 99.88 21:01:01 1 0.10 0.00 0.08 0.00 0.00 99.82 21:01:01 2 0.53 0.00 0.12 0.00 0.00 99.35 21:01:01 3 0.03 0.00 0.07 0.00 0.00 99.90 21:02:01 all 0.21 0.00 0.06 0.00 0.00 99.72 21:02:01 0 0.08 0.00 0.05 0.02 0.00 99.85 21:02:01 1 0.14 0.00 0.08 0.00 0.00 99.78 21:02:01 2 0.56 0.00 0.05 0.00 0.00 99.39 21:02:01 3 0.05 0.00 0.05 0.00 0.02 99.88 21:03:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:03:01 0 0.03 0.00 0.07 0.00 0.00 99.90 21:03:01 1 0.07 0.00 0.07 0.00 0.00 99.87 21:03:01 2 0.53 0.00 0.03 0.00 0.00 99.43 21:03:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:04:01 all 0.19 0.00 0.05 0.00 0.00 99.76 21:04:01 0 0.03 0.00 0.05 0.00 0.00 99.92 21:04:01 1 0.08 0.00 0.07 0.00 0.00 99.85 21:04:01 2 0.40 0.00 0.07 0.00 0.00 99.53 21:04:01 3 0.22 0.00 0.05 0.00 0.00 99.73 21:05:01 all 12.37 0.00 7.16 1.39 0.02 79.07 21:05:01 0 12.02 0.00 8.09 1.56 0.02 78.31 21:05:01 1 12.43 0.00 7.05 1.33 0.02 79.18 21:05:01 2 12.06 0.00 7.11 0.84 0.02 79.96 21:05:01 3 12.97 0.00 6.37 1.79 0.03 78.83 Average: all 4.26 0.00 1.82 0.50 0.01 93.41 Average: 0 4.04 0.00 2.08 0.91 0.01 92.97 Average: 1 4.10 0.00 1.81 0.42 0.01 93.66 Average: 2 4.59 0.00 1.80 0.27 0.01 93.34 Average: 3 4.32 0.00 1.59 0.41 0.01 93.68