---> uname -a: Linux 56cc8643e337 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: 2933.438 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% /w/workspace/oundry_go-mod-configuration_PR-5 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/oundry_go-mod-configuration_PR-5@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 604 71 0 1161 1129 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) 01/29/20 _x86_64_ (4 CPU) 21:44:26 LINUX RESTART 21:45:01 tps rtps wtps bread/s bwrtn/s 21:46:01 35.85 6.94 28.90 1904.90 2097.22 21:47:01 2.56 0.00 2.56 0.00 83.50 21:48:01 0.18 0.00 0.18 0.00 1.88 21:49:01 0.30 0.00 0.30 0.00 3.65 21:50:01 0.25 0.00 0.25 0.00 3.11 21:51:01 100.57 60.87 39.69 3912.49 16557.34 Average: 23.29 11.30 11.98 969.75 3125.05 21:45:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:46:01 113820 1768484 93.95 2620 1224976 934840 31.90 442256 1167804 20 21:47:01 121208 1761096 93.56 2620 1224980 900052 30.71 436432 1167452 8 21:48:01 120784 1761520 93.58 2620 1224988 900196 30.71 437380 1167452 12 21:49:01 121240 1761064 93.56 2620 1224988 900016 30.71 436284 1167452 12 21:50:01 121008 1761296 93.57 2620 1224996 900100 30.71 436852 1167452 16 21:51:01 107348 1774956 94.30 2620 1184404 991676 33.84 420764 1157440 36568 Average: 117568 1764736 93.75 2620 1218222 921147 31.43 434995 1165842 6106 21:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:46:01 eth0 118.32 91.46 441.86 43.86 0.00 0.00 0.00 21:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 docker0 0.63 0.58 0.09 0.46 0.00 0.00 0.00 21:47:01 eth0 1.28 0.17 0.24 0.04 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 eth0 0.98 0.70 0.54 0.37 0.00 0.00 0.00 21:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 eth0 0.12 0.08 0.01 0.04 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 eth0 0.22 0.20 0.08 0.05 0.00 0.00 0.00 21:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 eth0 103.93 85.66 2116.68 10.96 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 37.48 29.72 426.65 9.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.11 0.10 0.02 0.08 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) 01/29/20 _x86_64_ (4 CPU) 21:44:26 LINUX RESTART 21:45:01 CPU %user %nice %system %iowait %steal %idle 21:46:01 all 3.53 0.00 1.58 1.12 0.01 93.76 21:46:01 0 3.70 0.00 1.86 0.07 0.00 94.38 21:46:01 1 3.83 0.00 1.57 3.01 0.00 91.60 21:46:01 2 3.20 0.00 1.37 1.34 0.00 94.09 21:46:01 3 3.43 0.00 1.51 0.07 0.02 94.98 21:47:01 all 0.19 0.00 0.05 0.00 0.00 99.76 21:47:01 0 0.53 0.00 0.05 0.00 0.00 99.42 21:47:01 1 0.07 0.00 0.03 0.00 0.00 99.90 21:47:01 2 0.08 0.00 0.07 0.00 0.00 99.85 21:47:01 3 0.08 0.00 0.07 0.00 0.00 99.85 21:48:01 all 0.19 0.00 0.05 0.00 0.00 99.76 21:48:01 0 0.53 0.00 0.03 0.00 0.00 99.43 21:48:01 1 0.05 0.00 0.02 0.00 0.00 99.93 21:48:01 2 0.08 0.00 0.05 0.00 0.00 99.87 21:48:01 3 0.08 0.00 0.05 0.00 0.00 99.87 21:49:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:49:01 0 0.47 0.00 0.03 0.00 0.00 99.50 21:49:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:49:01 2 0.10 0.00 0.05 0.00 0.02 99.83 21:49:01 3 0.05 0.00 0.07 0.00 0.00 99.88 21:50:01 all 0.11 0.00 0.05 0.00 0.00 99.83 21:50:01 0 0.07 0.00 0.03 0.00 0.00 99.90 21:50:01 1 0.13 0.00 0.12 0.00 0.00 99.75 21:50:01 2 0.20 0.00 0.05 0.00 0.00 99.75 21:50:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:51:01 all 4.40 0.00 2.72 1.52 0.01 91.35 21:51:01 0 4.78 0.00 2.41 1.73 0.02 91.06 21:51:01 1 4.11 0.00 2.96 0.64 0.00 92.29 21:51:01 2 4.28 0.00 2.72 1.04 0.00 91.97 21:51:01 3 4.46 0.00 2.75 2.68 0.00 90.10 Average: all 1.43 0.00 0.75 0.44 0.00 97.38 Average: 0 1.68 0.00 0.73 0.30 0.00 97.29 Average: 1 1.37 0.00 0.79 0.61 0.00 97.23 Average: 2 1.32 0.00 0.72 0.40 0.00 97.57 Average: 3 1.36 0.00 0.75 0.46 0.00 97.44