---> uname -a: Linux d685fc86c0f3 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 7.5G 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 741 89 0 1006 1033 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) 01/16/20 _x86_64_ (4 CPU) 15:08:37 LINUX RESTART 15:09:01 tps rtps wtps bread/s bwrtn/s 15:10:01 79.06 36.17 42.89 4810.12 5386.68 15:11:01 3.80 0.00 3.80 0.00 121.38 15:12:01 0.70 0.00 0.70 0.00 8.09 15:13:01 0.33 0.00 0.33 0.00 5.18 15:14:01 0.23 0.00 0.23 0.00 3.33 15:15:01 32.14 1.88 30.26 399.53 16620.85 15:16:01 325.74 159.58 166.17 6401.73 43525.25 Average: 63.17 28.25 34.93 1659.52 9384.95 15:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 113888 1768416 93.95 2620 1228232 935812 31.93 431032 1176972 20 15:11:01 120888 1761416 93.58 2620 1228268 913676 31.17 426916 1176824 8 15:12:01 123356 1758948 93.45 2620 1228272 895096 30.54 424736 1176808 8 15:13:01 122256 1760048 93.50 2620 1228272 895268 30.55 425556 1176808 16 15:14:01 123564 1758740 93.44 2620 1228280 895100 30.54 424912 1176808 8 15:15:01 70884 1811420 96.23 2620 1213796 1116720 38.10 545168 1082220 77392 15:16:01 244352 1637952 87.02 2620 919292 1011168 34.50 547120 801560 96 Average: 131313 1750991 93.02 2620 1182059 951834 32.48 460777 1109714 11078 15:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:10:01 eth0 388.72 250.57 980.05 85.17 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 1.12 0.90 0.21 2.05 0.00 0.00 0.00 15:11:01 eth0 1.72 0.67 0.62 0.37 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 eth0 0.30 0.08 0.03 0.04 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 eth0 0.53 0.40 0.27 0.21 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 eth0 0.48 0.08 0.04 0.01 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 eth0 124.21 105.08 3466.39 10.80 0.00 0.00 0.00 15:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 eth0 291.50 216.11 3733.77 51.95 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 57.71 90.65 3.12 232.26 0.00 0.00 0.00 Average: eth0 115.39 81.88 1169.02 21.23 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.41 13.09 0.48 33.49 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) 01/16/20 _x86_64_ (4 CPU) 15:08:37 LINUX RESTART 15:09:01 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 12.94 0.00 5.23 1.80 0.01 80.01 15:10:01 0 13.55 0.00 5.57 3.84 0.00 77.04 15:10:01 1 13.19 0.00 5.16 0.82 0.00 80.82 15:10:01 2 12.25 0.00 5.36 1.39 0.02 80.98 15:10:01 3 12.77 0.00 4.82 1.16 0.02 81.24 15:11:01 all 0.20 0.00 0.06 0.00 0.00 99.74 15:11:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:11:01 1 0.10 0.00 0.07 0.00 0.00 99.83 15:11:01 2 0.27 0.00 0.08 0.00 0.00 99.65 15:11:01 3 0.38 0.00 0.05 0.00 0.00 99.57 15:12:01 all 0.19 0.00 0.06 0.00 0.00 99.75 15:12:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:12:01 1 0.08 0.00 0.07 0.00 0.00 99.85 15:12:01 2 0.57 0.00 0.07 0.00 0.00 99.37 15:12:01 3 0.07 0.00 0.07 0.00 0.00 99.87 15:13:01 all 0.19 0.00 0.04 0.00 0.00 99.77 15:13:01 0 0.07 0.00 0.07 0.00 0.00 99.87 15:13:01 1 0.05 0.00 0.03 0.00 0.02 99.90 15:13:01 2 0.55 0.00 0.03 0.00 0.00 99.42 15:13:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:14:01 all 0.18 0.00 0.05 0.00 0.00 99.78 15:14:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:14:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:14:01 2 0.57 0.00 0.07 0.00 0.00 99.37 15:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:15:01 all 3.72 0.00 2.29 0.05 0.01 93.92 15:15:01 0 3.70 0.00 2.39 0.05 0.02 93.84 15:15:01 1 3.55 0.00 2.37 0.08 0.00 94.00 15:15:01 2 3.99 0.00 2.13 0.02 0.02 93.85 15:15:01 3 3.66 0.00 2.31 0.05 0.00 93.98 15:16:01 all 14.31 0.00 8.92 3.65 0.03 73.09 15:16:01 0 13.24 0.00 9.53 5.05 0.05 72.13 15:16:01 1 12.34 0.00 8.03 3.55 0.03 76.05 15:16:01 2 17.95 0.00 9.95 2.76 0.02 69.32 15:16:01 3 13.70 0.00 8.15 3.26 0.03 74.85 Average: all 4.50 0.00 2.36 0.78 0.01 92.35 Average: 0 4.36 0.00 2.51 1.27 0.01 91.86 Average: 1 4.17 0.00 2.24 0.63 0.01 92.95 Average: 2 5.13 0.00 2.51 0.59 0.01 91.76 Average: 3 4.35 0.00 2.19 0.63 0.01 92.82