---> uname -a: Linux 6a14bd13d362 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-260 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-260@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 599 70 0 1168 1134 Swap: 1023 0 1023 ---> 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) 05/26/20 _x86_64_ (4 CPU) 16:12:59 LINUX RESTART 16:14:01 tps rtps wtps bread/s bwrtn/s 16:15:01 11.94 0.00 11.94 0.00 1974.32 16:16:01 0.65 0.00 0.65 0.00 9.26 16:17:01 0.67 0.00 0.67 0.00 8.91 16:18:01 0.57 0.00 0.57 0.00 6.36 16:19:01 0.75 0.00 0.75 0.00 11.28 Average: 2.91 0.00 2.91 0.00 402.03 16:14:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:15:01 120188 1762116 93.61 2620 1224796 905872 30.91 426784 1171928 8 16:16:01 121612 1760692 93.54 2620 1224800 895592 30.56 426116 1171628 8 16:17:01 120216 1762088 93.61 2620 1224808 895796 30.56 427384 1171628 8 16:18:01 121320 1760984 93.55 2620 1224808 895588 30.56 426340 1171628 8 16:19:01 121024 1761280 93.57 2620 1224820 895664 30.56 426880 1171628 8 Average: 120872 1761432 93.58 2620 1224806 897702 30.63 426701 1171688 8 16:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:15:01 eth0 2.55 1.12 1.90 0.08 0.00 0.00 0.00 16:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 eth0 0.53 0.08 0.06 0.01 0.00 0.00 0.00 16:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 eth0 1.13 0.57 0.55 0.36 0.00 0.00 0.00 16:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 16:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.92 0.41 0.53 0.11 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05/26/20 _x86_64_ (4 CPU) 16:12:59 LINUX RESTART 16:14:01 CPU %user %nice %system %iowait %steal %idle 16:15:01 all 0.22 0.00 0.10 0.00 0.00 99.68 16:15:01 0 0.07 0.00 0.18 0.00 0.00 99.75 16:15:01 1 0.07 0.00 0.08 0.00 0.00 99.85 16:15:01 2 0.13 0.00 0.12 0.00 0.00 99.75 16:15:01 3 0.60 0.00 0.07 0.00 0.00 99.33 16:16:01 all 0.19 0.00 0.05 0.00 0.00 99.75 16:16:01 0 0.05 0.00 0.03 0.00 0.02 99.90 16:16:01 1 0.03 0.00 0.07 0.00 0.00 99.90 16:16:01 2 0.10 0.00 0.07 0.00 0.00 99.83 16:16:01 3 0.57 0.00 0.05 0.00 0.00 99.38 16:17:01 all 0.20 0.00 0.05 0.00 0.00 99.75 16:17:01 0 0.12 0.00 0.03 0.00 0.00 99.85 16:17:01 1 0.07 0.00 0.02 0.00 0.00 99.92 16:17:01 2 0.10 0.00 0.08 0.00 0.00 99.82 16:17:01 3 0.53 0.00 0.03 0.00 0.02 99.42 16:18:01 all 0.19 0.00 0.04 0.00 0.00 99.77 16:18:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:18:01 1 0.05 0.00 0.05 0.00 0.02 99.88 16:18:01 2 0.07 0.00 0.05 0.00 0.00 99.88 16:18:01 3 0.57 0.00 0.03 0.00 0.00 99.40 16:19:01 all 0.19 0.00 0.05 0.00 0.00 99.76 16:19:01 0 0.08 0.00 0.05 0.00 0.00 99.87 16:19:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:19:01 2 0.07 0.00 0.05 0.00 0.02 99.87 16:19:01 3 0.57 0.00 0.05 0.00 0.00 99.38 Average: all 0.20 0.00 0.06 0.00 0.00 99.74 Average: 0 0.07 0.00 0.07 0.00 0.00 99.86 Average: 1 0.05 0.00 0.05 0.00 0.00 99.89 Average: 2 0.09 0.00 0.07 0.00 0.00 99.83 Average: 3 0.57 0.00 0.05 0.00 0.00 99.38