---> uname -a: Linux 64b4be8fe848 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: 2933.442 BogoMIPS: 5866.88 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 7.0G 43.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_device-sdk-c_master /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_device-sdk-c_master@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 738 93 0 1007 1024 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 14: eth0@if15: 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) 15:09:39 LINUX RESTART 15:10:01 tps rtps wtps bread/s bwrtn/s 15:11:03 81.31 31.16 50.15 4705.46 13116.01 15:12:01 2.81 0.00 2.81 0.00 104.77 15:13:01 0.22 0.00 0.22 0.00 3.25 15:14:01 0.32 0.00 0.32 0.00 3.65 15:15:01 0.23 0.00 0.23 0.00 3.33 15:16:01 182.25 93.02 89.23 2977.82 25179.54 Average: 44.76 20.82 23.95 1288.06 6438.17 15:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:11:03 103048 1779256 94.53 2620 1235164 933088 31.84 443388 1174668 16 15:12:01 112520 1769784 94.02 2620 1235200 895444 30.55 437268 1174636 20 15:13:01 111304 1771000 94.09 2620 1235204 895648 30.56 438464 1174620 8 15:14:01 110868 1771436 94.11 2620 1235208 895684 30.56 438620 1174564 8 15:15:01 112384 1769920 94.03 2620 1235216 895444 30.55 437460 1174564 8 15:16:01 210172 1672132 88.83 2620 1037008 1008332 34.40 394588 1042712 74152 Average: 126716 1755588 93.27 2620 1202167 920607 31.41 431631 1152627 12369 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:11:03 eth0 399.60 283.62 1020.40 100.61 0.00 0.00 0.00 15:11:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:03 docker0 6.61 5.19 0.79 15.85 0.00 0.00 0.00 15:12:01 eth0 0.84 0.12 0.07 0.07 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 eth0 0.87 0.43 0.30 0.17 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 eth0 0.50 0.38 0.27 0.23 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 eth0 132.60 112.39 3466.08 14.69 0.00 0.00 0.00 15:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 89.60 66.56 752.15 19.41 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.11 0.87 0.13 2.66 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) 15:09:39 LINUX RESTART 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:11:03 all 13.32 0.00 5.06 2.78 0.02 78.83 15:11:03 0 10.95 0.00 5.83 2.20 0.03 80.99 15:11:03 1 14.90 0.00 4.55 4.18 0.02 76.36 15:11:03 2 13.49 0.00 5.38 2.73 0.00 78.41 15:11:03 3 13.94 0.00 4.47 2.02 0.02 79.56 15:12:01 all 0.19 0.00 0.06 0.00 0.00 99.75 15:12:01 0 0.03 0.00 0.07 0.00 0.00 99.90 15:12:01 1 0.43 0.00 0.05 0.00 0.00 99.52 15:12:01 2 0.19 0.00 0.05 0.00 0.00 99.76 15:12:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:13:01 all 0.20 0.00 0.05 0.00 0.00 99.74 15:13:01 0 0.08 0.00 0.03 0.00 0.00 99.88 15:13:01 1 0.10 0.00 0.08 0.00 0.00 99.82 15:13:01 2 0.07 0.00 0.07 0.00 0.00 99.87 15:13:01 3 0.57 0.00 0.05 0.00 0.00 99.38 15:14:01 all 0.19 0.00 0.05 0.00 0.00 99.76 15:14:01 0 0.08 0.00 0.05 0.00 0.00 99.87 15:14:01 1 0.05 0.00 0.05 0.00 0.00 99.90 15:14:01 2 0.07 0.00 0.07 0.00 0.00 99.87 15:14:01 3 0.55 0.00 0.03 0.00 0.00 99.42 15:15:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:15:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:15:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:15:01 2 0.07 0.00 0.03 0.00 0.00 99.90 15:15:01 3 0.57 0.00 0.05 0.00 0.00 99.38 15:16:01 all 7.23 0.00 4.76 1.26 0.01 86.75 15:16:01 0 7.48 0.00 4.22 1.29 0.00 87.01 15:16:01 1 6.90 0.00 4.43 2.69 0.02 85.97 15:16:01 2 6.95 0.00 5.81 0.79 0.02 86.44 15:16:01 3 7.61 0.00 4.55 0.25 0.02 87.57 Average: all 3.55 0.00 1.67 0.67 0.00 94.10 Average: 0 3.11 0.00 1.71 0.58 0.01 94.59 Average: 1 3.74 0.00 1.54 1.15 0.01 93.57 Average: 2 3.48 0.00 1.90 0.59 0.00 94.03 Average: 3 3.89 0.00 1.53 0.38 0.01 94.19