---> uname -a: Linux 32aac1c6553b 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-523 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-523@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 606 66 0 1164 1127 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) 05/07/20 _x86_64_ (4 CPU) 15:53:15 LINUX RESTART 15:54:01 tps rtps wtps bread/s bwrtn/s 15:55:01 24.83 7.42 17.41 2015.98 2065.26 15:56:01 2.73 0.00 2.73 0.00 85.26 15:57:01 0.60 0.00 0.60 0.00 6.81 15:58:01 0.63 0.00 0.63 0.00 7.66 15:59:01 0.63 0.00 0.63 0.00 7.96 Average: 5.89 1.49 4.40 403.37 434.77 15:54:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:55:01 112340 1769964 94.03 2620 1226844 944484 32.23 439700 1166468 8 15:56:01 120836 1761468 93.58 2620 1226848 899620 30.69 432828 1166160 8 15:57:01 119580 1762724 93.65 2620 1226856 899912 30.70 434292 1166160 8 15:58:01 121124 1761180 93.57 2620 1226860 899684 30.70 432952 1166160 8 15:59:01 120512 1761792 93.60 2620 1226868 899768 30.70 433404 1166160 8 Average: 118878 1763426 93.68 2620 1226855 908694 31.00 434635 1166222 8 15:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:55:01 eth0 97.65 77.60 456.98 52.30 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 7.22 5.16 1.06 17.39 0.00 0.00 0.00 15:56:01 eth0 0.70 0.07 0.06 0.01 0.00 0.00 0.00 15:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 eth0 1.07 0.45 0.55 0.32 0.00 0.00 0.00 15:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 eth0 0.10 0.08 0.01 0.07 0.00 0.00 0.00 15:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 eth0 0.37 0.27 0.21 0.08 0.00 0.00 0.00 15:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.99 15.70 91.60 10.56 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.45 1.03 0.21 3.48 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) 05/07/20 _x86_64_ (4 CPU) 15:53:15 LINUX RESTART 15:54:01 CPU %user %nice %system %iowait %steal %idle 15:55:01 all 3.41 0.00 1.76 0.23 0.44 94.16 15:55:01 0 3.78 0.00 1.75 0.05 0.39 94.04 15:55:01 1 3.37 0.00 1.73 0.13 0.52 94.24 15:55:01 2 3.30 0.00 1.73 0.49 0.42 94.06 15:55:01 3 3.20 0.00 1.83 0.25 0.42 94.30 15:56:01 all 0.12 0.00 0.07 0.00 0.07 99.73 15:56:01 0 0.03 0.00 0.03 0.00 0.05 99.88 15:56:01 1 0.05 0.00 0.05 0.00 0.03 99.87 15:56:01 2 0.38 0.00 0.10 0.00 0.10 99.42 15:56:01 3 0.05 0.00 0.07 0.00 0.12 99.77 15:57:01 all 0.15 0.00 0.06 0.00 0.16 99.63 15:57:01 0 0.05 0.00 0.05 0.00 0.12 99.78 15:57:01 1 0.10 0.00 0.05 0.00 0.07 99.78 15:57:01 2 0.35 0.00 0.08 0.00 0.18 99.38 15:57:01 3 0.10 0.00 0.05 0.00 0.25 99.60 15:58:01 all 0.10 0.00 0.04 0.00 0.11 99.75 15:58:01 0 0.05 0.00 0.05 0.00 0.07 99.83 15:58:01 1 0.07 0.00 0.03 0.00 0.13 99.77 15:58:01 2 0.23 0.00 0.03 0.00 0.20 99.53 15:58:01 3 0.05 0.00 0.03 0.00 0.05 99.87 15:59:01 all 0.13 0.00 0.04 0.00 0.10 99.73 15:59:01 0 0.07 0.00 0.05 0.00 0.08 99.80 15:59:01 1 0.07 0.00 0.05 0.00 0.20 99.68 15:59:01 2 0.35 0.00 0.03 0.00 0.07 99.55 15:59:01 3 0.03 0.00 0.03 0.00 0.05 99.88 Average: all 0.78 0.00 0.39 0.05 0.18 98.61 Average: 0 0.79 0.00 0.38 0.01 0.14 98.68 Average: 1 0.73 0.00 0.38 0.03 0.19 98.68 Average: 2 0.92 0.00 0.39 0.10 0.19 98.39 Average: 3 0.68 0.00 0.40 0.05 0.18 98.69