---> uname -a: Linux 3d4d0e146ef6 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: 2933.396 BogoMIPS: 5866.79 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 6.9G 43.1G 14% / 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 6.9G 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_edgex-docs_PR-162 /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_edgex-docs_PR-162@tmp /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 603 78 0 1156 1130 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) 06/04/20 _x86_64_ (4 CPU) 11:05:04 LINUX RESTART 11:06:01 tps rtps wtps bread/s bwrtn/s 11:07:01 116.44 28.46 87.97 1988.22 15504.16 Average: 116.44 28.46 87.97 1988.22 15504.16 11:06:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:07:01 111380 1770924 94.08 2620 1182000 1009864 34.46 715356 853112 81444 Average: 111380 1770924 94.08 2620 1182000 1009864 34.46 715356 853112 81444 11:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:07:01 veth61f0a1d 26.22 33.47 2.18 293.18 0.00 0.00 0.00 11:07:01 eth0 1876.41 1224.70 4475.95 2895.20 0.00 0.00 0.00 11:07:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 11:07:01 docker0 26.22 33.34 1.82 293.17 0.00 0.00 0.00 Average: veth61f0a1d 26.22 33.47 2.18 293.18 0.00 0.00 0.00 Average: eth0 1876.41 1224.70 4475.95 2895.20 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 Average: docker0 26.22 33.34 1.82 293.17 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) 06/04/20 _x86_64_ (4 CPU) 11:05:04 LINUX RESTART 11:06:01 CPU %user %nice %system %iowait %steal %idle 11:07:01 all 19.22 0.00 6.24 2.92 0.04 71.58 11:07:01 0 19.92 0.00 6.84 1.47 0.03 71.73 11:07:01 1 14.76 0.00 5.01 2.26 0.05 77.92 11:07:01 2 21.14 0.00 5.31 4.25 0.05 69.25 11:07:01 3 21.04 0.00 7.80 3.69 0.05 67.42 Average: all 19.22 0.00 6.24 2.92 0.04 71.58 Average: 0 19.92 0.00 6.84 1.47 0.03 71.73 Average: 1 14.76 0.00 5.01 2.26 0.05 77.92 Average: 2 21.14 0.00 5.31 4.25 0.05 69.25 Average: 3 21.04 0.00 7.80 3.69 0.05 67.42