---> uname -a: Linux 8e37150af47e 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 6.4G 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/edgexfoundry_device-sdk-c_PR-240 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-240@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 605 75 0 1157 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) 03/13/20 _x86_64_ (4 CPU) 14:12:29 LINUX RESTART 14:13:01 tps rtps wtps bread/s bwrtn/s 14:14:03 54.19 18.48 35.72 3295.07 3091.29 14:15:01 2.41 0.00 2.41 0.00 83.91 14:16:01 0.23 0.00 0.23 0.00 3.61 14:17:01 0.35 0.00 0.35 0.00 3.78 14:18:01 0.25 0.00 0.25 0.00 2.76 Average: 11.55 3.72 7.83 663.79 641.11 14:13:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:14:03 117776 1764528 93.74 2620 1224676 921640 31.45 430300 1175192 16 14:15:01 121956 1760348 93.52 2620 1224792 896868 30.60 427964 1174504 8 14:16:01 120852 1761452 93.58 2620 1224800 897100 30.61 428880 1174492 8 14:17:01 120624 1761680 93.59 2620 1224804 897136 30.61 429948 1173728 12 14:18:01 122104 1760200 93.51 2620 1224812 896932 30.60 428824 1173728 8 Average: 120662 1761642 93.59 2620 1224777 901935 30.77 429183 1174329 10 14:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:14:03 eth0 487.58 351.75 1030.12 106.58 0.00 0.00 0.00 14:14:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:14:03 docker0 5.38 3.99 0.72 16.05 0.00 0.00 0.00 14:15:01 eth0 0.86 0.14 0.07 0.04 0.00 0.00 0.00 14:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 eth0 4.45 3.15 3.48 0.39 0.00 0.00 0.00 14:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:17:01 eth0 0.53 0.48 0.27 0.21 0.00 0.00 0.00 14:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 99.41 71.63 208.29 21.60 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.08 0.80 0.14 3.23 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) 03/13/20 _x86_64_ (4 CPU) 14:12:29 LINUX RESTART 14:13:01 CPU %user %nice %system %iowait %steal %idle 14:14:03 all 10.35 0.00 2.46 1.40 0.02 85.77 14:14:03 0 8.43 0.00 2.90 1.01 0.03 87.63 14:14:03 1 13.23 0.00 2.24 0.40 0.00 84.12 14:14:03 2 8.14 0.00 2.36 0.92 0.02 88.56 14:14:03 3 11.59 0.00 2.35 3.25 0.03 82.78 14:15:01 all 0.19 0.00 0.05 0.00 0.00 99.76 14:15:01 0 0.31 0.00 0.02 0.00 0.00 99.67 14:15:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:15:01 2 0.31 0.00 0.09 0.00 0.00 99.60 14:15:01 3 0.07 0.00 0.05 0.00 0.00 99.88 14:16:01 all 0.20 0.00 0.05 0.00 0.00 99.75 14:16:01 0 0.10 0.00 0.07 0.00 0.00 99.83 14:16:01 1 0.05 0.00 0.02 0.00 0.00 99.93 14:16:01 2 0.58 0.00 0.03 0.00 0.00 99.38 14:16:01 3 0.08 0.00 0.08 0.00 0.00 99.83 14:17:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:17:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:17:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:17:01 2 0.55 0.00 0.03 0.00 0.00 99.42 14:17:01 3 0.07 0.00 0.08 0.00 0.00 99.85 14:18:01 all 0.18 0.00 0.04 0.00 0.00 99.78 14:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 14:18:01 1 0.05 0.00 0.05 0.00 0.00 99.90 14:18:01 2 0.58 0.00 0.05 0.00 0.00 99.37 14:18:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 2.22 0.00 0.53 0.28 0.01 96.96 Average: 0 1.78 0.00 0.60 0.20 0.01 97.41 Average: 1 2.70 0.00 0.48 0.08 0.00 96.73 Average: 2 2.04 0.00 0.51 0.18 0.00 97.26 Average: 3 2.38 0.00 0.52 0.65 0.01 96.44