---> uname -a: Linux 92ad2909b872 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-rest-go_PR-8 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-rest-go_PR-8@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 622 66 0 1149 1110 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) 01/10/20 _x86_64_ (4 CPU) 01:33:24 LINUX RESTART 01:34:02 tps rtps wtps bread/s bwrtn/s 01:35:01 33.60 7.59 26.01 2014.43 2357.36 01:36:01 2.46 0.00 2.46 0.00 88.24 01:37:01 0.28 0.00 0.28 0.00 3.75 01:38:01 0.28 0.00 0.28 0.00 3.33 Average: 9.06 1.87 7.18 497.31 605.90 01:34:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:35:01 113156 1769148 93.99 2620 1206120 956788 32.65 446236 1164364 16 01:36:01 120676 1761628 93.59 2620 1206124 919192 31.36 443296 1161396 16 01:37:01 120196 1762108 93.61 2620 1206132 919288 31.37 444008 1161396 20 01:38:01 120824 1761480 93.58 2620 1206132 919120 31.36 443132 1161396 16 Average: 118713 1763591 93.69 2620 1206127 928597 31.68 444168 1162138 17 01:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:35:01 eth0 125.37 98.71 430.04 43.04 0.00 0.00 0.00 01:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:35:01 docker0 0.58 0.52 0.09 0.10 0.00 0.00 0.00 01:36:01 eth0 3.05 1.20 3.64 0.10 0.00 0.00 0.00 01:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 eth0 2.31 0.73 0.65 0.37 0.00 0.00 0.00 01:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 eth0 0.33 0.10 0.03 0.04 0.00 0.00 0.00 01:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 32.38 24.88 107.25 10.75 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.14 0.13 0.02 0.02 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) 01/10/20 _x86_64_ (4 CPU) 01:33:24 LINUX RESTART 01:34:02 CPU %user %nice %system %iowait %steal %idle 01:35:01 all 3.20 0.00 1.53 0.74 0.00 94.52 01:35:01 0 3.03 0.00 1.57 0.07 0.00 95.34 01:35:01 1 3.43 0.00 1.61 1.17 0.02 93.76 01:35:01 2 3.11 0.00 1.60 1.67 0.00 93.62 01:35:01 3 3.20 0.00 1.36 0.07 0.00 95.37 01:36:01 all 0.20 0.00 0.06 0.00 0.00 99.74 01:36:01 0 0.10 0.00 0.07 0.00 0.00 99.83 01:36:01 1 0.08 0.00 0.07 0.00 0.00 99.85 01:36:01 2 0.57 0.00 0.05 0.00 0.00 99.38 01:36:01 3 0.08 0.00 0.05 0.00 0.00 99.87 01:37:01 all 0.19 0.00 0.05 0.00 0.00 99.76 01:37:01 0 0.03 0.00 0.03 0.00 0.02 99.92 01:37:01 1 0.08 0.00 0.07 0.00 0.00 99.85 01:37:01 2 0.55 0.00 0.03 0.00 0.00 99.42 01:37:01 3 0.08 0.00 0.07 0.00 0.00 99.85 01:38:01 all 0.16 0.00 0.05 0.00 0.00 99.78 01:38:01 0 0.02 0.00 0.05 0.00 0.00 99.93 01:38:01 1 0.08 0.00 0.07 0.00 0.00 99.85 01:38:01 2 0.37 0.00 0.07 0.00 0.00 99.57 01:38:01 3 0.18 0.00 0.05 0.00 0.00 99.77 Average: all 0.93 0.00 0.42 0.18 0.00 98.47 Average: 0 0.78 0.00 0.42 0.02 0.00 98.77 Average: 1 0.91 0.00 0.45 0.29 0.00 98.35 Average: 2 1.14 0.00 0.43 0.41 0.00 98.02 Average: 3 0.88 0.00 0.38 0.02 0.00 98.73