---> uname -a: Linux 3c771e6a6aae 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: 2933.436 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% /w/workspace/edgexfoundry_device-sdk-c_PR-225 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-225@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 611 74 0 1152 1121 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) 01/29/20 _x86_64_ (4 CPU) 11:10:12 LINUX RESTART 11:11:01 tps rtps wtps bread/s bwrtn/s 11:12:01 23.79 6.64 17.15 1897.32 2016.12 11:13:01 2.15 0.00 2.15 0.00 73.35 11:14:01 0.30 0.00 0.30 0.00 3.76 11:15:01 0.28 0.00 0.28 0.00 3.33 11:16:01 0.27 0.00 0.27 0.00 2.63 11:17:01 116.33 72.18 44.15 5118.46 16620.34 Average: 23.86 13.14 10.72 1169.69 3120.81 11:11:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:12:01 113272 1769032 93.98 2620 1215016 950280 32.42 439912 1171728 20 11:13:01 121608 1760696 93.54 2620 1215020 903108 30.81 437528 1166744 20 11:14:01 120096 1762208 93.62 2620 1215028 903360 30.82 442284 1163784 20 11:15:01 121908 1760396 93.52 2620 1215028 903172 30.82 440756 1163784 16 11:16:01 121856 1760448 93.53 2620 1215036 903232 30.82 440972 1163784 16 11:17:01 98512 1783792 94.77 2620 1187944 941132 32.11 432368 1156212 39448 Average: 116209 1766095 93.83 2620 1210512 917381 31.30 438970 1164339 6590 11:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:12:01 eth0 95.29 70.94 432.62 51.27 0.00 0.00 0.00 11:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 docker0 3.79 2.96 0.51 13.19 0.00 0.00 0.00 11:13:01 eth0 0.77 0.08 0.06 0.01 0.00 0.00 0.00 11:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 eth0 2.41 1.60 2.50 0.46 0.00 0.00 0.00 11:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 11:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 11:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 veth2487515 0.00 0.05 0.00 0.00 0.00 0.00 0.00 11:17:01 eth0 425.74 313.15 3158.66 111.51 0.00 0.00 0.00 11:17:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 11:17:01 docker0 3.79 2.96 0.51 13.20 0.00 0.00 0.00 Average: veth2487515 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 70.98 52.20 526.58 18.59 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.63 0.49 0.08 2.20 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) 01/29/20 _x86_64_ (4 CPU) 11:10:12 LINUX RESTART 11:11:01 CPU %user %nice %system %iowait %steal %idle 11:12:01 all 3.54 0.00 2.01 0.13 2.73 91.58 11:12:01 0 3.29 0.00 1.89 0.20 2.47 92.15 11:12:01 1 3.83 0.00 2.14 0.17 2.80 91.05 11:12:01 2 3.50 0.00 2.16 0.08 2.77 91.49 11:12:01 3 3.57 0.00 1.83 0.08 2.89 91.63 11:13:01 all 0.16 0.00 0.06 0.00 0.22 99.55 11:13:01 0 0.05 0.00 0.05 0.00 0.15 99.75 11:13:01 1 0.12 0.00 0.10 0.00 0.28 99.50 11:13:01 2 0.37 0.00 0.03 0.00 0.23 99.37 11:13:01 3 0.10 0.00 0.08 0.00 0.20 99.62 11:14:01 all 0.20 0.00 0.07 0.00 0.55 99.18 11:14:01 0 0.13 0.00 0.05 0.00 0.20 99.62 11:14:01 1 0.17 0.00 0.07 0.00 0.50 99.27 11:14:01 2 0.46 0.00 0.07 0.00 0.99 98.48 11:14:01 3 0.05 0.00 0.10 0.00 0.51 99.34 11:15:01 all 0.15 0.00 0.06 0.00 0.15 99.64 11:15:01 0 0.07 0.00 0.07 0.00 0.27 99.60 11:15:01 1 0.08 0.00 0.05 0.00 0.12 99.75 11:15:01 2 0.40 0.00 0.05 0.00 0.13 99.42 11:15:01 3 0.07 0.00 0.08 0.00 0.07 99.78 11:16:01 all 0.14 0.00 0.05 0.00 0.19 99.62 11:16:01 0 0.03 0.00 0.03 0.00 0.43 99.50 11:16:01 1 0.07 0.00 0.05 0.00 0.15 99.73 11:16:01 2 0.42 0.00 0.07 0.00 0.13 99.38 11:16:01 3 0.03 0.00 0.02 0.00 0.05 99.90 11:17:01 all 5.02 0.00 3.12 1.26 1.51 89.08 11:17:01 0 4.41 0.00 2.93 0.05 1.45 91.16 11:17:01 1 5.37 0.00 3.37 2.34 1.45 87.46 11:17:01 2 5.57 0.00 2.77 0.62 1.71 89.33 11:17:01 3 4.76 0.00 3.41 2.04 1.42 88.38 Average: all 1.53 0.00 0.89 0.23 0.89 96.46 Average: 0 1.32 0.00 0.83 0.04 0.83 96.97 Average: 1 1.60 0.00 0.96 0.41 0.88 96.14 Average: 2 1.78 0.00 0.85 0.12 1.00 96.25 Average: 3 1.42 0.00 0.91 0.35 0.86 96.46