---> uname -a: Linux 21b24dd56328 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 6.3G 43.7G 13% / 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-34 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-34@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 593 79 0 1165 1139 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 6: eth0@if7: 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) 01/22/20 _x86_64_ (4 CPU) 00:25:14 LINUX RESTART 00:26:01 tps rtps wtps bread/s bwrtn/s 00:27:01 11.17 0.83 10.34 49.14 1734.44 00:28:01 2.30 0.00 2.30 0.00 77.36 00:29:01 0.72 0.00 0.72 0.00 8.09 00:30:02 65.95 51.38 14.56 3488.42 7608.12 Average: 20.04 13.06 6.98 884.61 2357.51 00:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:27:01 114152 1768152 93.94 2620 1238748 939328 32.05 432348 1177400 8 00:28:01 121596 1760708 93.54 2620 1238752 901444 30.76 426392 1177100 16 00:29:01 121672 1760632 93.54 2620 1238760 901444 30.76 426472 1177072 8 00:30:02 74500 1807804 96.04 2620 1238396 1105040 37.70 433320 1204032 27488 Average: 107980 1774324 94.26 2620 1238664 961814 32.82 429633 1183901 6880 00:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 00:27:01 eth0 27.97 19.93 23.48 23.49 0.00 0.00 0.00 00:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:27:01 docker0 0.92 0.87 0.17 1.25 0.00 0.00 0.00 00:28:01 eth0 0.50 0.07 0.04 0.01 0.00 0.00 0.00 00:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 eth0 0.80 0.02 0.06 0.00 0.00 0.00 0.00 00:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 eth0 81.86 63.17 2110.16 7.90 0.00 0.00 0.00 00:30:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.79 20.80 533.57 7.85 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.23 0.22 0.04 0.31 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) 01/22/20 _x86_64_ (4 CPU) 00:25:14 LINUX RESTART 00:26:01 CPU %user %nice %system %iowait %steal %idle 00:27:01 all 1.89 0.00 0.84 0.02 0.30 96.95 00:27:01 0 2.24 0.00 0.94 0.02 0.28 96.52 00:27:01 1 1.71 0.00 0.75 0.07 0.27 97.21 00:27:01 2 1.97 0.00 0.79 0.00 0.27 96.97 00:27:01 3 1.64 0.00 0.89 0.00 0.37 97.11 00:28:01 all 0.18 0.00 0.08 0.00 0.06 99.68 00:28:01 0 0.10 0.00 0.07 0.00 0.07 99.77 00:28:01 1 0.07 0.00 0.07 0.00 0.07 99.80 00:28:01 2 0.48 0.00 0.05 0.00 0.10 99.37 00:28:01 3 0.07 0.00 0.10 0.00 0.03 99.80 00:29:01 all 0.16 0.00 0.05 0.00 0.05 99.73 00:29:01 0 0.10 0.00 0.07 0.00 0.13 99.70 00:29:01 1 0.05 0.00 0.03 0.00 0.03 99.88 00:29:01 2 0.27 0.00 0.07 0.00 0.02 99.65 00:29:01 3 0.23 0.00 0.03 0.00 0.02 99.72 00:30:02 all 2.37 0.00 1.46 1.15 1.59 93.43 00:30:02 0 2.41 0.00 1.49 1.35 1.54 93.21 00:30:02 1 2.39 0.00 1.15 1.08 1.77 93.61 00:30:02 2 2.61 0.00 1.95 2.14 1.45 91.85 00:30:02 3 2.10 0.00 1.23 0.05 1.62 95.00 Average: all 1.15 0.00 0.61 0.29 0.50 97.45 Average: 0 1.21 0.00 0.64 0.34 0.51 97.30 Average: 1 1.05 0.00 0.50 0.29 0.53 97.63 Average: 2 1.33 0.00 0.71 0.53 0.46 96.96 Average: 3 1.01 0.00 0.56 0.01 0.51 97.91