---> uname -a: Linux 90eb24399e06 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/xfoundry_go-mod-bootstrap_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/xfoundry_go-mod-bootstrap_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 748 85 0 1004 1026 Swap: 1023 2 1021 ---> 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) 15:53:04 LINUX RESTART 15:54:02 tps rtps wtps bread/s bwrtn/s 15:55:01 10.08 0.10 9.97 3.25 2685.17 15:56:01 2.55 0.00 2.55 0.00 88.48 15:57:01 0.28 0.00 0.28 0.00 3.61 15:58:01 0.22 0.00 0.22 0.00 3.10 15:59:01 0.42 0.00 0.42 0.00 4.85 16:00:01 0.78 0.00 0.78 0.00 9.49 16:01:01 0.57 0.02 0.55 0.13 6.58 16:02:02 229.53 116.08 113.45 4735.35 42956.73 16:03:01 193.28 88.57 104.71 4727.54 19385.61 Average: 48.60 22.76 25.84 1050.29 7255.56 15:54:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:55:01 120116 1762188 93.62 2620 1227720 941520 32.12 433092 1171236 16 15:56:01 123968 1758336 93.41 2620 1227728 911444 31.10 430152 1170940 20 15:57:01 124904 1757400 93.36 2620 1227732 911288 31.09 429332 1170936 20 15:58:01 124552 1757752 93.38 2620 1227732 911420 31.10 429940 1170936 8 15:59:01 124908 1757396 93.36 2620 1227740 911360 31.10 429760 1170936 8 16:00:01 125180 1757124 93.35 2620 1227744 911288 31.09 429400 1170936 8 16:01:01 124248 1758056 93.40 2620 1227748 914128 31.19 429788 1170928 8 16:02:02 157104 1725200 91.65 2620 1119876 1006356 34.34 498024 1017256 39948 16:03:01 168544 1713760 91.05 2620 987376 959556 32.74 562400 854428 132 Average: 132614 1749690 92.95 2620 1189044 930929 31.76 452432 1118726 4463 15:54:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:55:01 eth0 6.55 5.10 5.47 0.80 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 eth0 0.65 0.32 0.28 0.20 0.00 0.00 0.00 15:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 15:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 eth0 0.53 0.30 0.27 0.20 0.00 0.00 0.00 15:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 eth0 0.17 0.10 0.08 0.06 0.00 0.00 0.00 15:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 eth0 0.53 0.08 0.04 0.01 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:02 eth0 510.54 410.08 7931.93 46.06 0.00 0.00 0.00 16:02:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:02 docker0 156.82 206.08 11.42 1044.19 0.00 0.00 0.00 16:03:01 eth0 168.05 115.37 293.81 73.04 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 49.96 81.11 2.80 228.03 0.00 0.00 0.00 Average: eth0 76.76 59.36 923.54 13.32 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 23.08 32.03 1.59 142.24 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) 15:53:04 LINUX RESTART 15:54:02 CPU %user %nice %system %iowait %steal %idle 15:55:01 all 0.23 0.00 0.11 0.00 0.00 99.66 15:55:01 0 0.12 0.00 0.12 0.00 0.00 99.76 15:55:01 1 0.42 0.00 0.08 0.00 0.00 99.49 15:55:01 2 0.22 0.00 0.12 0.00 0.00 99.66 15:55:01 3 0.15 0.00 0.12 0.00 0.00 99.73 15:56:01 all 0.20 0.00 0.06 0.00 0.00 99.73 15:56:01 0 0.08 0.00 0.07 0.00 0.00 99.85 15:56:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:56:01 2 0.58 0.00 0.05 0.00 0.00 99.37 15:56:01 3 0.10 0.00 0.07 0.00 0.00 99.83 15:57:01 all 0.19 0.00 0.06 0.00 0.00 99.75 15:57:01 0 0.07 0.00 0.07 0.00 0.00 99.87 15:57:01 1 0.07 0.00 0.07 0.00 0.00 99.87 15:57:01 2 0.57 0.00 0.07 0.00 0.00 99.37 15:57:01 3 0.07 0.00 0.07 0.00 0.00 99.87 15:58:01 all 0.16 0.00 0.05 0.00 0.00 99.78 15:58:01 0 0.08 0.00 0.07 0.00 0.00 99.85 15:58:01 1 0.08 0.00 0.08 0.00 0.00 99.83 15:58:01 2 0.38 0.00 0.05 0.00 0.00 99.57 15:58:01 3 0.07 0.00 0.02 0.00 0.00 99.92 15:59:01 all 0.14 0.00 0.07 0.00 0.00 99.80 15:59:01 0 0.05 0.00 0.03 0.00 0.02 99.90 15:59:01 1 0.05 0.00 0.08 0.00 0.00 99.87 15:59:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:59:01 3 0.40 0.00 0.12 0.00 0.02 99.47 16:00:01 all 0.05 0.00 0.05 0.00 0.00 99.90 16:00:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:00:01 1 0.08 0.00 0.05 0.00 0.02 99.85 16:00:01 2 0.05 0.00 0.05 0.00 0.00 99.90 16:00:01 3 0.05 0.00 0.05 0.00 0.00 99.90 16:01:01 all 0.11 0.00 0.07 0.00 0.00 99.82 16:01:01 0 0.02 0.00 0.07 0.00 0.00 99.92 16:01:01 1 0.05 0.00 0.07 0.00 0.00 99.88 16:01:01 2 0.07 0.00 0.07 0.00 0.00 99.87 16:01:01 3 0.32 0.00 0.08 0.00 0.00 99.60 16:02:02 all 14.19 0.00 7.80 2.70 0.04 75.28 16:02:02 0 14.51 0.00 8.96 3.88 0.03 72.62 16:02:02 1 14.77 0.00 6.96 2.28 0.03 75.96 16:02:02 2 12.88 0.00 7.66 2.54 0.03 76.90 16:02:02 3 14.63 0.00 7.58 2.13 0.03 75.62 16:03:01 all 9.25 0.00 5.74 6.39 0.01 78.61 16:03:01 0 8.26 0.00 5.59 7.95 0.02 78.19 16:03:01 1 9.80 0.00 5.68 10.08 0.00 74.43 16:03:01 2 8.25 0.00 6.42 5.73 0.02 79.58 16:03:01 3 10.68 0.00 5.26 1.79 0.02 82.25 Average: all 2.70 0.00 1.54 0.99 0.01 94.76 Average: 0 2.55 0.00 1.65 1.29 0.01 94.51 Average: 1 2.80 0.00 1.45 1.35 0.01 94.40 Average: 2 2.54 0.00 1.60 0.90 0.01 94.95 Average: 3 2.91 0.00 1.47 0.43 0.01 95.18