---> uname -a: Linux 782354e8b83e 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 7.4G 42.6G 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 7.4G 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/xfoundry_go-mod-bootstrap_master /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/xfoundry_go-mod-bootstrap_master@tmp /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 742 98 0 997 1031 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) 02/10/20 _x86_64_ (4 CPU) 16:46:35 LINUX RESTART 16:47:01 tps rtps wtps bread/s bwrtn/s 16:48:02 64.80 25.90 38.90 4588.15 3626.76 16:49:01 3.88 0.00 3.88 0.00 116.83 16:50:01 0.43 0.00 0.43 0.00 5.33 16:51:01 0.62 0.00 0.62 0.00 5.79 16:52:01 0.63 0.00 0.63 0.00 8.08 16:53:02 0.47 0.00 0.47 0.00 6.84 16:54:01 0.24 0.00 0.24 0.00 3.39 16:55:01 1.55 1.22 0.33 74.33 5.34 16:56:01 1.22 0.00 1.22 0.00 26.04 16:57:01 56.92 16.41 40.52 731.98 17103.64 16:58:01 326.98 146.64 180.34 5811.32 46001.20 Average: 41.74 17.34 24.40 1022.10 6103.12 16:47:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:48:02 107200 1775104 94.30 2620 1231216 963824 32.89 437864 1176588 16 16:49:01 115056 1767248 93.89 2620 1231344 936476 31.95 432828 1176516 8 16:50:01 115252 1767052 93.88 2620 1231348 936488 31.95 432820 1176500 8 16:51:01 116944 1765360 93.79 2620 1231348 921056 31.43 431168 1176500 16 16:52:01 116872 1765432 93.79 2620 1231356 910052 31.05 431556 1176500 8 16:53:02 117928 1764376 93.73 2620 1231360 909908 31.05 430796 1176500 8 16:54:01 118356 1763948 93.71 2620 1231364 909812 31.04 430408 1176496 8 16:55:01 108316 1773988 94.25 2620 1233628 922656 31.48 433508 1177948 8 16:56:01 108736 1773568 94.22 2620 1233636 922584 31.48 433020 1177952 8 16:57:01 141056 1741248 92.51 2620 1136208 1105972 37.74 434092 1112440 98044 16:58:01 259028 1623276 86.24 2532 910924 1036148 35.35 539280 801704 40 Average: 129522 1752782 93.12 2612 1193976 952271 32.49 442485 1136877 8925 16:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:48:02 eth0 324.78 225.15 981.77 83.50 0.00 0.00 0.00 16:48:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:02 docker0 1.08 0.98 0.21 1.44 0.00 0.00 0.00 16:49:01 eth0 1.44 0.36 0.34 0.20 0.00 0.00 0.00 16:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 1.08 0.30 0.31 0.20 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 0.92 0.37 0.32 0.20 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 eth0 0.47 0.40 0.27 0.21 0.00 0.00 0.00 16:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:02 eth0 0.30 0.20 0.14 0.07 0.00 0.00 0.00 16:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:53:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 eth0 7.01 4.20 6.63 2.66 0.00 0.00 0.00 16:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 eth0 0.98 0.67 0.71 0.41 0.00 0.00 0.00 16:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 eth0 132.61 108.02 3468.03 11.91 0.00 0.00 0.00 16:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:01 eth0 290.81 226.40 3778.41 86.53 0.00 0.00 0.00 16:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:58:01 docker0 75.23 92.09 5.06 281.39 0.00 0.00 0.00 Average: eth0 69.37 51.64 751.39 16.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.96 8.49 0.48 25.80 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) 02/10/20 _x86_64_ (4 CPU) 16:46:35 LINUX RESTART 16:47:01 CPU %user %nice %system %iowait %steal %idle 16:48:02 all 13.84 0.00 4.75 1.73 1.44 78.24 16:48:02 0 10.94 0.00 5.23 1.69 1.79 80.35 16:48:02 1 12.32 0.00 5.04 0.66 1.62 80.36 16:48:02 2 17.06 0.00 4.16 3.06 1.21 74.52 16:48:02 3 15.07 0.00 4.55 1.52 1.13 77.72 16:49:01 all 0.11 0.00 0.06 0.00 0.03 99.80 16:49:01 0 0.03 0.00 0.03 0.00 0.02 99.92 16:49:01 1 0.26 0.00 0.05 0.00 0.05 99.64 16:49:01 2 0.10 0.00 0.08 0.00 0.07 99.75 16:49:01 3 0.03 0.00 0.05 0.00 0.02 99.90 16:50:01 all 0.14 0.00 0.05 0.00 0.08 99.73 16:50:01 0 0.05 0.00 0.05 0.00 0.05 99.85 16:50:01 1 0.25 0.00 0.07 0.00 0.07 99.62 16:50:01 2 0.07 0.00 0.05 0.00 0.10 99.78 16:50:01 3 0.18 0.00 0.03 0.00 0.13 99.65 16:51:01 all 0.16 0.00 0.06 0.00 0.08 99.70 16:51:01 0 0.05 0.00 0.03 0.00 0.07 99.85 16:51:01 1 0.05 0.00 0.05 0.00 0.08 99.82 16:51:01 2 0.07 0.00 0.08 0.00 0.07 99.78 16:51:01 3 0.48 0.00 0.07 0.00 0.08 99.37 16:52:01 all 0.17 0.00 0.07 0.00 0.07 99.69 16:52:01 0 0.02 0.00 0.02 0.00 0.05 99.92 16:52:01 1 0.07 0.00 0.08 0.00 0.08 99.77 16:52:01 2 0.25 0.00 0.10 0.00 0.08 99.57 16:52:01 3 0.35 0.00 0.07 0.00 0.08 99.50 16:53:02 all 0.18 0.00 0.05 0.00 0.02 99.75 16:53:02 0 0.05 0.00 0.05 0.00 0.03 99.87 16:53:02 1 0.05 0.00 0.05 0.00 0.02 99.88 16:53:02 2 0.57 0.00 0.05 0.00 0.03 99.35 16:53:02 3 0.05 0.00 0.03 0.00 0.02 99.90 16:54:01 all 0.18 0.00 0.05 0.00 0.03 99.75 16:54:01 0 0.07 0.00 0.07 0.00 0.07 99.80 16:54:01 1 0.03 0.00 0.03 0.00 0.03 99.90 16:54:01 2 0.56 0.00 0.05 0.00 0.02 99.37 16:54:01 3 0.05 0.00 0.05 0.00 0.02 99.88 16:55:01 all 0.33 0.00 0.23 0.01 0.04 99.40 16:55:01 0 0.58 0.00 0.25 0.02 0.03 99.12 16:55:01 1 0.20 0.00 0.22 0.00 0.03 99.55 16:55:01 2 0.27 0.00 0.23 0.02 0.05 99.43 16:55:01 3 0.27 0.00 0.22 0.00 0.02 99.50 16:56:01 all 0.20 0.00 0.07 0.00 0.07 99.65 16:56:01 0 0.05 0.00 0.07 0.00 0.07 99.82 16:56:01 1 0.45 0.00 0.07 0.00 0.03 99.45 16:56:01 2 0.08 0.00 0.08 0.00 0.03 99.80 16:56:01 3 0.22 0.00 0.05 0.00 0.15 99.58 16:57:01 all 4.17 0.00 2.78 0.14 1.12 91.80 16:57:01 0 4.21 0.00 2.90 0.00 1.06 91.83 16:57:01 1 4.56 0.00 2.52 0.15 1.11 91.66 16:57:01 2 3.98 0.00 2.84 0.05 1.21 91.92 16:57:01 3 3.93 0.00 2.85 0.39 1.09 91.75 16:58:01 all 14.64 0.00 9.18 3.87 2.52 69.79 16:58:01 0 14.81 0.00 9.19 3.04 2.35 70.62 16:58:01 1 15.20 0.00 9.63 5.53 2.58 67.06 16:58:01 2 16.19 0.00 9.50 5.56 2.37 66.37 16:58:01 3 12.36 0.00 8.43 1.35 2.79 75.08 Average: all 3.06 0.00 1.55 0.51 0.50 94.37 Average: 0 2.76 0.00 1.60 0.42 0.50 94.71 Average: 1 3.01 0.00 1.60 0.57 0.51 94.31 Average: 2 3.52 0.00 1.54 0.78 0.47 93.69 Average: 3 2.97 0.00 1.47 0.29 0.50 94.77