---> uname -a: Linux 2212e66cd705 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 7.5G 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 741 83 0 1013 1030 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) 03/18/20 _x86_64_ (4 CPU) 14:35:04 LINUX RESTART 14:36:01 tps rtps wtps bread/s bwrtn/s 14:37:01 11.67 1.42 10.26 83.12 2707.74 14:38:01 2.88 0.00 2.88 0.00 93.70 14:39:01 0.60 0.00 0.60 0.00 6.18 14:40:01 0.35 0.00 0.35 0.00 4.58 14:41:02 179.37 103.93 75.44 4155.18 26180.00 14:42:01 206.47 62.54 143.92 2850.37 35138.76 Average: 66.52 27.89 38.63 1177.06 10623.29 14:36:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:37:01 107052 1775252 94.31 2620 1238604 955000 32.58 441132 1174960 16 14:38:01 111980 1770324 94.05 2620 1238608 913424 31.17 437420 1174660 8 14:39:01 111220 1771084 94.09 2620 1238616 913592 31.17 438396 1174660 8 14:40:01 112320 1769984 94.03 2620 1238620 913424 31.17 437632 1174660 20 14:41:02 146440 1735864 92.22 2620 1149856 998884 34.08 449228 1090512 76472 14:42:01 230256 1652048 87.77 2620 935972 1015628 34.65 536380 826596 108 Average: 136545 1745759 92.75 2620 1173379 951659 32.47 456698 1102675 12772 14:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:37:01 eth0 15.33 11.09 13.57 12.26 0.00 0.00 0.00 14:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:37:01 docker0 1.38 1.07 0.23 1.77 0.00 0.00 0.00 14:38:01 eth0 0.63 0.08 0.06 0.01 0.00 0.00 0.00 14:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:39:01 eth0 1.58 0.88 0.74 0.38 0.00 0.00 0.00 14:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 14:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:02 eth0 223.59 177.59 3553.87 20.77 0.00 0.00 0.00 14:41:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:02 veth563e853 17.85 14.24 2.25 42.61 0.00 0.00 0.00 14:41:02 docker0 19.50 15.55 2.28 44.43 0.00 0.00 0.00 14:42:01 eth0 254.27 205.72 3801.65 85.89 0.00 0.00 0.00 14:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 docker0 26.68 30.57 1.82 240.47 0.00 0.00 0.00 Average: eth0 82.13 65.54 1221.47 19.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.60 7.56 0.67 46.95 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) 03/18/20 _x86_64_ (4 CPU) 14:35:04 LINUX RESTART 14:36:01 CPU %user %nice %system %iowait %steal %idle 14:37:01 all 0.89 0.00 0.33 0.02 0.03 98.74 14:37:01 0 0.63 0.00 0.33 0.02 0.03 98.98 14:37:01 1 1.09 0.00 0.38 0.02 0.02 98.50 14:37:01 2 1.14 0.00 0.32 0.00 0.02 98.53 14:37:01 3 0.65 0.00 0.27 0.03 0.03 99.01 14:38:01 all 0.18 0.00 0.06 0.00 0.01 99.75 14:38:01 0 0.05 0.00 0.03 0.00 0.02 99.90 14:38:01 1 0.07 0.00 0.08 0.00 0.02 99.83 14:38:01 2 0.08 0.00 0.07 0.00 0.03 99.82 14:38:01 3 0.52 0.00 0.07 0.00 0.02 99.40 14:39:01 all 0.18 0.00 0.06 0.00 0.02 99.74 14:39:01 0 0.07 0.00 0.07 0.00 0.00 99.87 14:39:01 1 0.08 0.00 0.08 0.00 0.00 99.83 14:39:01 2 0.05 0.00 0.08 0.00 0.02 99.85 14:39:01 3 0.53 0.00 0.03 0.00 0.03 99.40 14:40:01 all 0.17 0.00 0.05 0.00 0.02 99.76 14:40:01 0 0.05 0.00 0.05 0.00 0.02 99.88 14:40:01 1 0.03 0.00 0.05 0.00 0.02 99.90 14:40:01 2 0.05 0.00 0.02 0.00 0.03 99.90 14:40:01 3 0.52 0.00 0.08 0.00 0.02 99.38 14:41:02 all 7.17 0.00 4.09 1.96 0.60 86.18 14:41:02 0 7.72 0.00 4.48 2.39 0.51 84.91 14:41:02 1 6.34 0.00 3.72 3.06 0.68 86.21 14:41:02 2 7.22 0.00 3.60 1.08 0.69 87.41 14:41:02 3 7.44 0.00 4.54 1.30 0.51 86.21 14:42:01 all 13.50 0.00 8.35 1.75 2.14 74.27 14:42:01 0 12.69 0.00 9.07 1.45 1.96 74.83 14:42:01 1 11.89 0.00 8.06 2.37 2.07 75.61 14:42:01 2 10.86 0.00 7.50 2.48 2.32 76.84 14:42:01 3 18.55 0.00 8.80 0.70 2.22 69.73 Average: all 3.60 0.00 2.11 0.61 0.46 93.22 Average: 0 3.45 0.00 2.28 0.63 0.41 93.23 Average: 1 3.18 0.00 2.02 0.89 0.45 93.46 Average: 2 3.18 0.00 1.89 0.58 0.51 93.84 Average: 3 4.59 0.00 2.24 0.33 0.46 92.38