---> uname -a: Linux 3239f2b0bad4 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: 2933.436 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 7.3G 42.7G 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_go-mod-bootstrap_master /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 694 91 0 1052 1081 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) 02/24/20 _x86_64_ (4 CPU) 22:01:41 LINUX RESTART 22:02:01 tps rtps wtps bread/s bwrtn/s 22:03:02 61.36 31.65 29.72 2885.43 19046.60 22:04:01 0.76 0.27 0.49 5.28 7.77 22:05:01 0.30 0.00 0.30 0.00 3.76 22:06:01 0.67 0.00 0.67 0.00 9.18 22:07:01 0.67 0.00 0.67 0.00 8.22 22:08:01 0.70 0.00 0.70 0.00 8.13 22:09:01 0.62 0.00 0.62 0.00 8.19 22:10:01 0.77 0.00 0.77 0.00 8.31 22:11:01 0.58 0.00 0.58 0.00 6.00 22:12:01 0.73 0.00 0.73 0.00 8.54 22:13:01 36.55 9.02 27.53 2037.42 2244.26 22:14:01 3.68 0.00 3.68 0.00 115.49 22:15:01 0.30 0.00 0.30 0.00 3.53 22:16:01 0.30 0.00 0.30 0.00 3.85 22:17:01 0.47 0.23 0.23 7.46 2.70 22:18:01 0.67 0.00 0.67 0.00 14.04 22:19:01 0.28 0.00 0.28 0.00 3.46 22:20:02 105.66 51.77 53.89 1874.72 20557.02 22:21:01 271.47 113.51 157.97 4894.80 42016.98 Average: 25.46 10.81 14.65 613.58 4404.24 22:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:03:02 107760 1774544 94.28 2620 1361140 761176 25.97 285748 1338524 12 22:04:01 111580 1770724 94.07 2620 1361328 746180 25.46 282736 1338496 8 22:05:01 108640 1773664 94.23 2620 1361332 746360 25.47 286060 1338480 20 22:06:01 110092 1772212 94.15 2620 1361336 746120 25.46 284704 1338480 12 22:07:01 110016 1772288 94.16 2620 1361340 746120 25.46 284876 1338480 8 22:08:01 106212 1776092 94.36 2620 1361348 785984 26.82 288428 1338484 8 22:09:01 108220 1774084 94.25 2620 1361348 785688 26.81 286332 1338480 8 22:10:01 108128 1774176 94.26 2620 1361352 785688 26.81 286524 1338480 8 22:11:01 108128 1774176 94.26 2620 1361420 785688 26.81 286628 1338492 24 22:12:01 108508 1773796 94.24 2620 1361368 785688 26.81 286340 1338480 8 22:13:01 118692 1763612 93.69 2620 1239768 920988 31.42 415756 1187728 20 22:14:01 126656 1755648 93.27 2620 1239776 897736 30.63 429424 1169368 16 22:15:01 126992 1755312 93.25 2620 1239780 897688 30.63 429308 1169364 12 22:16:01 126828 1755476 93.26 2620 1239784 897688 30.63 429312 1169364 8 22:17:01 125176 1757128 93.35 2620 1239824 897956 30.64 430716 1169388 20 22:18:01 124600 1757704 93.38 2620 1239828 898104 30.64 431196 1169388 8 22:19:01 126628 1755676 93.27 2620 1239832 897816 30.63 429492 1169388 12 22:20:02 75372 1806932 96.00 2620 1210320 1102840 37.63 452680 1155612 59788 22:21:01 244568 1637736 87.01 2620 962824 1065004 36.34 526432 822928 116 Average: 120147 1762157 93.62 2620 1287634 850027 29.00 359615 1240390 3164 22:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:03:02 eth0 105.64 75.46 344.56 19.26 0.00 0.00 0.00 22:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:04:01 eth0 1.02 0.22 0.20 0.02 0.00 0.00 0.00 22:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:05:01 eth0 1.35 0.83 0.80 0.59 0.00 0.00 0.00 22:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 eth0 1.25 1.17 0.20 4.12 0.00 0.00 0.00 22:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 eth0 435.84 257.24 649.88 71.04 0.00 0.00 0.00 22:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 docker0 1.20 1.03 0.24 1.91 0.00 0.00 0.00 22:14:01 eth0 1.08 0.60 0.87 0.06 0.00 0.00 0.00 22:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 eth0 0.83 0.08 0.07 0.01 0.00 0.00 0.00 22:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:17:01 eth0 0.87 0.38 0.30 0.18 0.00 0.00 0.00 22:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 eth0 0.67 0.40 0.40 0.29 0.00 0.00 0.00 22:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:19:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:02 eth0 137.94 111.80 3441.55 11.88 0.00 0.00 0.00 22:20:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:21:01 vethd51ee4d 0.10 0.17 0.01 0.02 0.00 0.00 0.00 22:21:01 eth0 1057.46 727.46 8454.60 210.56 0.00 0.00 0.00 22:21:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 22:21:01 docker0 79.06 111.99 5.47 288.42 0.00 0.00 0.00 Average: vethd51ee4d 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 54.82 37.71 438.27 10.91 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.10 5.81 0.28 14.95 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) 02/24/20 _x86_64_ (4 CPU) 22:01:41 LINUX RESTART 22:02:01 CPU %user %nice %system %iowait %steal %idle 22:03:02 all 7.85 0.00 4.40 3.49 0.69 83.57 22:03:02 0 8.06 0.00 4.54 3.03 0.69 83.68 22:03:02 1 7.85 0.00 4.22 4.79 0.72 82.41 22:03:02 2 7.54 0.00 4.71 1.92 0.72 85.10 22:03:02 3 7.92 0.00 4.12 4.26 0.62 83.08 22:04:01 all 0.16 0.00 0.05 0.00 0.06 99.74 22:04:01 0 0.07 0.00 0.05 0.00 0.10 99.78 22:04:01 1 0.08 0.00 0.05 0.00 0.03 99.83 22:04:01 2 0.42 0.00 0.07 0.00 0.03 99.47 22:04:01 3 0.05 0.00 0.02 0.00 0.07 99.86 22:05:01 all 0.18 0.00 0.05 0.00 0.07 99.70 22:05:01 0 0.08 0.00 0.05 0.00 0.10 99.77 22:05:01 1 0.10 0.00 0.07 0.00 0.12 99.72 22:05:01 2 0.48 0.00 0.05 0.00 0.05 99.42 22:05:01 3 0.07 0.00 0.03 0.00 0.03 99.87 22:06:01 all 0.13 0.00 0.04 0.00 0.05 99.78 22:06:01 0 0.05 0.00 0.03 0.00 0.02 99.90 22:06:01 1 0.07 0.00 0.05 0.00 0.12 99.77 22:06:01 2 0.32 0.00 0.03 0.00 0.02 99.63 22:06:01 3 0.05 0.00 0.05 0.00 0.00 99.90 22:07:01 all 0.15 0.00 0.04 0.00 0.05 99.75 22:07:01 0 0.02 0.00 0.03 0.00 0.05 99.90 22:07:01 1 0.53 0.00 0.07 0.00 0.07 99.33 22:07:01 2 0.07 0.00 0.07 0.00 0.08 99.78 22:07:01 3 0.00 0.00 0.00 0.00 0.03 99.97 22:08:01 all 0.25 0.00 0.06 0.00 0.04 99.66 22:08:01 0 0.18 0.00 0.02 0.00 0.02 99.78 22:08:01 1 0.38 0.00 0.07 0.00 0.07 99.48 22:08:01 2 0.12 0.00 0.08 0.00 0.03 99.77 22:08:01 3 0.33 0.00 0.07 0.00 0.03 99.57 22:09:01 all 0.20 0.00 0.04 0.00 0.08 99.68 22:09:01 0 0.05 0.00 0.05 0.00 0.10 99.80 22:09:01 1 0.12 0.00 0.03 0.00 0.03 99.82 22:09:01 2 0.08 0.00 0.05 0.00 0.10 99.77 22:09:01 3 0.53 0.00 0.03 0.00 0.12 99.32 22:10:01 all 0.18 0.00 0.05 0.00 0.03 99.75 22:10:01 0 0.02 0.00 0.05 0.00 0.02 99.92 22:10:01 1 0.07 0.00 0.07 0.00 0.02 99.85 22:10:01 2 0.03 0.00 0.02 0.00 0.02 99.93 22:10:01 3 0.55 0.00 0.05 0.00 0.05 99.35 22:11:01 all 0.15 0.00 0.05 0.00 0.04 99.76 22:11:01 0 0.02 0.00 0.03 0.00 0.03 99.92 22:11:01 1 0.03 0.00 0.02 0.00 0.02 99.93 22:11:01 2 0.08 0.00 0.08 0.00 0.07 99.77 22:11:01 3 0.50 0.00 0.05 0.00 0.05 99.40 22:12:01 all 0.16 0.00 0.04 0.00 0.05 99.75 22:12:01 0 0.02 0.00 0.02 0.00 0.03 99.93 22:12:01 1 0.05 0.00 0.05 0.00 0.07 99.83 22:12:01 2 0.10 0.00 0.08 0.00 0.08 99.73 22:12:01 3 0.48 0.00 0.02 0.00 0.02 99.48 22:13:01 all 6.01 0.00 2.27 0.98 0.72 90.02 22:13:01 0 5.38 0.00 2.67 0.93 0.74 90.27 22:13:01 1 6.26 0.00 1.86 0.15 0.72 91.00 22:13:01 2 4.97 0.00 2.58 1.58 0.79 90.08 22:13:01 3 7.45 0.00 1.98 1.23 0.62 88.72 22:14:01 all 0.14 0.00 0.09 0.00 0.08 99.68 22:14:01 0 0.35 0.00 0.08 0.00 0.05 99.52 22:14:01 1 0.07 0.00 0.08 0.00 0.12 99.73 22:14:01 2 0.08 0.00 0.05 0.00 0.08 99.78 22:14:01 3 0.03 0.00 0.17 0.00 0.10 99.70 22:15:01 all 0.15 0.00 0.06 0.00 0.05 99.74 22:15:01 0 0.05 0.00 0.03 0.00 0.03 99.88 22:15:01 1 0.10 0.00 0.10 0.00 0.08 99.72 22:15:01 2 0.07 0.00 0.05 0.00 0.03 99.85 22:15:01 3 0.42 0.00 0.05 0.00 0.05 99.48 22:16:01 all 0.17 0.00 0.05 0.00 0.03 99.75 22:16:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:16:01 1 0.08 0.00 0.03 0.00 0.03 99.85 22:16:01 2 0.07 0.00 0.05 0.00 0.03 99.85 22:16:01 3 0.48 0.00 0.07 0.00 0.03 99.42 22:17:01 all 0.19 0.00 0.07 0.00 0.04 99.70 22:17:01 0 0.05 0.00 0.03 0.00 0.03 99.88 22:17:01 1 0.08 0.00 0.08 0.00 0.05 99.78 22:17:01 2 0.13 0.00 0.08 0.00 0.07 99.72 22:17:01 3 0.50 0.00 0.08 0.00 0.03 99.38 22:18:01 all 0.16 0.00 0.06 0.00 0.06 99.73 22:18:01 0 0.05 0.00 0.05 0.00 0.05 99.85 22:18:01 1 0.10 0.00 0.08 0.00 0.10 99.72 22:18:01 2 0.03 0.00 0.05 0.00 0.05 99.87 22:18:01 3 0.45 0.00 0.05 0.00 0.02 99.48 22:19:01 all 0.18 0.00 0.05 0.00 0.03 99.75 22:19:01 0 0.05 0.00 0.05 0.00 0.02 99.88 22:19:01 1 0.08 0.00 0.07 0.00 0.05 99.80 22:19:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:19:01 3 0.53 0.00 0.05 0.00 0.03 99.38 22:20:02 all 5.13 0.00 3.16 0.81 0.33 90.56 22:20:02 0 5.11 0.00 2.97 0.72 0.35 90.84 22:20:02 1 4.95 0.00 3.99 0.43 0.30 90.33 22:20:02 2 4.85 0.00 2.71 1.79 0.35 90.31 22:20:02 3 5.63 0.00 2.94 0.32 0.32 90.79 22:21:01 all 16.09 0.00 9.41 2.59 0.79 71.11 22:21:01 0 14.82 0.00 10.07 2.35 0.84 71.92 22:21:01 1 17.49 0.00 9.19 4.12 0.75 68.46 22:21:01 2 16.88 0.00 8.65 1.42 0.81 72.24 22:21:01 3 15.16 0.00 9.74 2.45 0.80 71.85 Average: all 1.94 0.00 1.03 0.41 0.17 96.45 Average: 0 1.77 0.00 1.07 0.36 0.17 96.62 Average: 1 1.99 0.00 1.04 0.49 0.18 96.30 Average: 2 1.87 0.00 1.00 0.35 0.18 96.60 Average: 3 2.13 0.00 1.01 0.43 0.16 96.28