---> uname -a: Linux d8cbefa1b214 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 6.3G 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% /w/workspace/edgexfoundry_device-sdk-c_PR-251 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-251@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 569 64 0 1204 1164 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) 04/21/20 _x86_64_ (4 CPU) 17:48:55 LINUX RESTART 17:50:01 tps rtps wtps bread/s bwrtn/s 17:51:01 9.38 0.00 9.38 0.00 1861.35 17:52:01 0.63 0.00 0.63 0.00 6.94 17:53:01 0.73 0.00 0.73 0.00 8.56 17:54:01 0.65 0.00 0.65 0.00 8.35 17:55:01 0.75 0.00 0.75 0.00 9.49 17:56:02 0.65 0.00 0.65 0.00 6.75 17:57:01 48.11 47.42 0.69 3131.58 12.80 Average: 8.61 6.68 1.93 441.01 274.11 17:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:51:01 127560 1754744 93.22 2620 1251340 919420 31.37 398804 1191360 16 17:52:01 129476 1752828 93.12 2620 1251344 900916 30.74 397476 1191020 8 17:53:01 128616 1753688 93.17 2620 1251348 901160 30.75 398548 1191020 8 17:54:01 128904 1753400 93.15 2620 1251352 901204 30.75 398612 1191020 8 17:55:01 129180 1753124 93.14 2620 1251360 901168 30.75 398444 1191020 8 17:56:02 128932 1753372 93.15 2620 1251368 901332 30.75 398676 1191016 8 17:57:01 103596 1778708 94.50 2620 1278812 902924 30.81 393684 1222736 8 Average: 125181 1757123 93.35 2620 1255275 904018 30.84 397749 1195599 9 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:51:01 eth0 0.77 0.42 0.28 0.21 0.00 0.00 0.00 17:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 eth0 1.12 0.13 0.10 0.01 0.00 0.00 0.00 17:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 eth0 2.55 0.88 0.89 0.57 0.00 0.00 0.00 17:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 eth0 0.57 0.33 0.27 0.23 0.00 0.00 0.00 17:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 eth0 0.65 0.17 0.17 0.07 0.00 0.00 0.00 17:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:02 eth0 0.55 0.35 0.28 0.20 0.00 0.00 0.00 17:56:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 eth0 4.27 2.56 4.15 1.64 0.00 0.00 0.00 17:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.49 0.69 0.87 0.42 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) 04/21/20 _x86_64_ (4 CPU) 17:48:55 LINUX RESTART 17:50:01 CPU %user %nice %system %iowait %steal %idle 17:51:01 all 0.21 0.00 0.09 0.02 0.00 99.68 17:51:01 0 0.08 0.00 0.08 0.00 0.00 99.83 17:51:01 1 0.58 0.00 0.08 0.00 0.02 99.32 17:51:01 2 0.10 0.00 0.12 0.07 0.00 99.72 17:51:01 3 0.08 0.00 0.07 0.00 0.00 99.85 17:52:01 all 0.19 0.00 0.05 0.00 0.00 99.76 17:52:01 0 0.03 0.00 0.02 0.00 0.02 99.93 17:52:01 1 0.55 0.00 0.03 0.00 0.00 99.42 17:52:01 2 0.10 0.00 0.08 0.00 0.00 99.82 17:52:01 3 0.07 0.00 0.05 0.00 0.02 99.87 17:53:01 all 0.19 0.00 0.05 0.00 0.00 99.75 17:53:01 0 0.07 0.00 0.07 0.00 0.00 99.87 17:53:01 1 0.55 0.00 0.03 0.00 0.00 99.42 17:53:01 2 0.12 0.00 0.10 0.00 0.02 99.77 17:53:01 3 0.02 0.00 0.03 0.00 0.00 99.95 17:54:01 all 0.19 0.00 0.04 0.00 0.00 99.76 17:54:01 0 0.05 0.00 0.03 0.00 0.00 99.92 17:54:01 1 0.57 0.00 0.02 0.00 0.00 99.42 17:54:01 2 0.07 0.00 0.05 0.00 0.00 99.88 17:54:01 3 0.08 0.00 0.07 0.00 0.00 99.85 17:55:01 all 0.18 0.00 0.05 0.00 0.00 99.78 17:55:01 0 0.03 0.00 0.03 0.00 0.00 99.93 17:55:01 1 0.53 0.00 0.03 0.00 0.00 99.43 17:55:01 2 0.08 0.00 0.05 0.00 0.00 99.87 17:55:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:56:02 all 0.19 0.00 0.04 0.00 0.00 99.77 17:56:02 0 0.12 0.00 0.07 0.00 0.00 99.82 17:56:02 1 0.53 0.00 0.03 0.00 0.00 99.43 17:56:02 2 0.05 0.00 0.03 0.00 0.00 99.92 17:56:02 3 0.05 0.00 0.03 0.00 0.00 99.92 17:57:01 all 0.69 0.00 0.22 1.10 0.00 97.99 17:57:01 0 0.15 0.00 0.08 0.02 0.00 99.75 17:57:01 1 0.81 0.00 0.19 0.51 0.00 98.49 17:57:01 2 1.27 0.00 0.42 1.92 0.00 96.39 17:57:01 3 0.53 0.00 0.19 2.00 0.00 97.28 Average: all 0.26 0.00 0.08 0.16 0.00 99.50 Average: 0 0.08 0.00 0.05 0.00 0.00 99.86 Average: 1 0.59 0.00 0.06 0.07 0.00 99.28 Average: 2 0.25 0.00 0.12 0.28 0.00 99.34 Average: 3 0.13 0.00 0.07 0.28 0.00 99.52