---> uname -a: Linux 38801de3c28c 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 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/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_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 730 87 0 1020 1041 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) 04/30/20 _x86_64_ (4 CPU) 13:13:01 LINUX RESTART 13:14:01 tps rtps wtps bread/s bwrtn/s 13:15:01 9.06 0.00 9.06 0.00 1935.19 13:16:01 0.18 0.00 0.18 0.00 1.62 13:17:01 0.28 0.00 0.28 0.00 3.75 13:18:02 0.27 0.00 0.27 0.00 3.60 13:19:01 224.12 118.18 105.94 4736.36 37972.63 13:20:01 222.58 80.21 142.37 5362.09 36622.52 Average: 75.71 32.85 42.86 1675.48 12692.86 13:14:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:15:01 115556 1766748 93.86 2620 1230272 911364 31.10 434188 1169056 16 13:16:01 116136 1766168 93.83 2620 1230276 905196 30.88 433996 1168664 8 13:17:01 115424 1766880 93.87 2620 1230284 905444 30.89 435068 1168664 12 13:18:02 116568 1765736 93.81 2620 1230288 905264 30.89 434196 1168664 8 13:19:01 75668 1806636 95.98 2620 1203344 1110616 37.89 563076 1051756 53128 13:20:01 147816 1734488 92.15 2456 1015736 1134944 38.72 594700 867944 67180 Average: 114528 1767776 93.92 2593 1190033 978805 33.40 482537 1099125 20059 13:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:15:01 eth0 0.10 0.10 0.01 0.02 0.00 0.00 0.00 13:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 eth0 0.18 0.08 0.01 0.01 0.00 0.00 0.00 13:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 eth0 0.82 0.48 0.36 0.21 0.00 0.00 0.00 13:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 eth0 368.21 309.14 6861.61 35.92 0.00 0.00 0.00 13:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 docker0 20.73 15.76 2.38 43.95 0.00 0.00 0.00 13:20:01 eth0 209.54 167.68 2508.45 74.50 0.00 0.00 0.00 13:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 docker0 33.20 36.66 2.07 125.31 0.00 0.00 0.00 Average: eth0 95.78 79.00 1547.76 18.41 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.96 8.72 0.74 28.18 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) 04/30/20 _x86_64_ (4 CPU) 13:13:01 LINUX RESTART 13:14:01 CPU %user %nice %system %iowait %steal %idle 13:15:01 all 0.20 0.00 0.11 0.00 0.00 99.69 13:15:01 0 0.53 0.00 0.05 0.00 0.02 99.40 13:15:01 1 0.05 0.00 0.13 0.00 0.00 99.82 13:15:01 2 0.08 0.00 0.17 0.00 0.00 99.75 13:15:01 3 0.10 0.00 0.08 0.00 0.00 99.82 13:16:01 all 0.18 0.00 0.04 0.00 0.00 99.78 13:16:01 0 0.05 0.00 0.05 0.00 0.00 99.90 13:16:01 1 0.07 0.00 0.07 0.00 0.00 99.87 13:16:01 2 0.05 0.00 0.03 0.00 0.02 99.90 13:16:01 3 0.53 0.00 0.02 0.00 0.00 99.45 13:17:01 all 0.18 0.00 0.05 0.00 0.00 99.77 13:17:01 0 0.05 0.00 0.02 0.00 0.00 99.93 13:17:01 1 0.08 0.00 0.07 0.00 0.02 99.83 13:17:01 2 0.07 0.00 0.05 0.00 0.00 99.88 13:17:01 3 0.53 0.00 0.03 0.00 0.00 99.43 13:18:02 all 0.18 0.00 0.04 0.00 0.00 99.78 13:18:02 0 0.05 0.00 0.05 0.00 0.00 99.90 13:18:02 1 0.07 0.00 0.05 0.00 0.00 99.88 13:18:02 2 0.05 0.00 0.02 0.00 0.00 99.93 13:18:02 3 0.55 0.00 0.03 0.00 0.00 99.42 13:19:01 all 9.95 0.00 5.52 3.46 0.03 81.04 13:19:01 0 9.90 0.00 5.45 2.83 0.02 81.80 13:19:01 1 10.24 0.00 5.66 3.11 0.03 80.96 13:19:01 2 9.29 0.00 5.15 3.22 0.03 82.31 13:19:01 3 10.36 0.00 5.83 4.70 0.03 79.08 13:20:01 all 12.29 0.00 7.59 3.44 0.02 76.66 13:20:01 0 13.66 0.00 6.83 3.49 0.02 76.00 13:20:01 1 12.61 0.00 7.66 3.79 0.02 75.93 13:20:01 2 11.16 0.00 8.08 2.30 0.02 78.45 13:20:01 3 11.75 0.00 7.80 4.18 0.02 76.26 Average: all 3.78 0.00 2.20 1.13 0.01 92.88 Average: 0 3.99 0.00 2.05 1.04 0.01 92.92 Average: 1 3.81 0.00 2.25 1.14 0.01 92.80 Average: 2 3.41 0.00 2.22 0.91 0.01 93.45 Average: 3 3.92 0.00 2.27 1.46 0.01 92.34