---> uname -a: Linux 0f05af67a13c 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-264 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-264@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 641 71 0 1125 1091 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) 06/03/20 _x86_64_ (4 CPU) 11:12:05 LINUX RESTART 11:13:01 tps rtps wtps bread/s bwrtn/s 11:14:01 11.52 1.38 10.14 80.73 2226.43 11:15:01 2.38 0.00 2.38 0.00 84.91 11:16:01 0.28 0.00 0.28 0.00 4.50 11:17:01 0.28 0.00 0.28 0.00 3.73 11:18:01 0.20 0.00 0.20 0.00 2.88 11:19:01 156.58 98.01 58.56 5762.78 19663.44 Average: 28.69 16.66 12.03 979.31 3682.36 11:13:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:14:01 100136 1782168 94.68 2620 1200916 948864 32.37 474384 1143736 16 11:15:01 109552 1772752 94.18 2620 1200924 902056 30.78 467192 1143448 20 11:16:01 108628 1773676 94.23 2620 1200928 902212 30.78 468100 1143376 8 11:17:01 108408 1773896 94.24 2620 1200932 902264 30.78 468228 1143376 12 11:18:01 109496 1772808 94.18 2620 1200940 902120 30.78 467464 1143376 12 11:19:01 82436 1799868 95.62 2620 1149844 948824 32.37 465660 1130656 3004 Average: 103109 1779195 94.52 2620 1192414 917723 31.31 468505 1141328 512 11:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:14:01 eth0 30.16 25.73 31.62 42.80 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 7.36 5.23 0.87 17.09 0.00 0.00 0.00 11:15:01 eth0 1.08 0.37 0.54 0.03 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 0.92 0.37 0.30 0.20 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 eth0 0.42 0.37 0.26 0.20 0.00 0.00 0.00 11:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 11:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 eth0 114.03 89.84 2323.04 14.43 0.00 0.00 0.00 11:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 veth2a12518 0.22 0.28 0.37 0.10 0.00 0.00 0.00 11:19:01 docker0 7.53 5.48 1.23 17.07 0.00 0.00 0.00 Average: eth0 24.58 19.56 394.82 9.63 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2a12518 0.04 0.05 0.06 0.02 0.00 0.00 0.00 Average: docker0 1.26 0.90 0.21 2.86 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) 06/03/20 _x86_64_ (4 CPU) 11:12:05 LINUX RESTART 11:13:01 CPU %user %nice %system %iowait %steal %idle 11:14:01 all 1.17 0.00 0.51 0.05 0.00 98.27 11:14:01 0 1.04 0.00 0.57 0.03 0.00 98.36 11:14:01 1 1.45 0.00 0.40 0.12 0.00 98.03 11:14:01 2 1.10 0.00 0.47 0.02 0.00 98.41 11:14:01 3 1.10 0.00 0.63 0.02 0.02 98.23 11:15:01 all 0.17 0.00 0.06 0.00 0.00 99.77 11:15:01 0 0.05 0.00 0.03 0.00 0.00 99.92 11:15:01 1 0.47 0.00 0.07 0.02 0.00 99.45 11:15:01 2 0.12 0.00 0.07 0.00 0.00 99.82 11:15:01 3 0.05 0.00 0.03 0.00 0.00 99.92 11:16:01 all 0.18 0.00 0.07 0.00 0.00 99.74 11:16:01 0 0.02 0.00 0.03 0.00 0.02 99.93 11:16:01 1 0.55 0.00 0.07 0.00 0.00 99.38 11:16:01 2 0.10 0.00 0.13 0.00 0.00 99.77 11:16:01 3 0.07 0.00 0.03 0.00 0.00 99.90 11:17:01 all 0.19 0.00 0.05 0.00 0.00 99.76 11:17:01 0 0.07 0.00 0.05 0.00 0.00 99.88 11:17:01 1 0.58 0.00 0.05 0.00 0.00 99.37 11:17:01 2 0.08 0.00 0.07 0.00 0.02 99.83 11:17:01 3 0.03 0.00 0.03 0.00 0.00 99.93 11:18:01 all 0.18 0.00 0.05 0.00 0.00 99.78 11:18:01 0 0.03 0.00 0.05 0.00 0.00 99.92 11:18:01 1 0.55 0.00 0.05 0.00 0.02 99.38 11:18:01 2 0.05 0.00 0.03 0.00 0.00 99.92 11:18:01 3 0.05 0.00 0.05 0.00 0.00 99.90 11:19:01 all 5.58 0.00 3.15 2.22 0.02 89.03 11:19:01 0 5.18 0.00 3.05 1.27 0.02 90.48 11:19:01 1 5.88 0.00 3.40 5.33 0.02 85.37 11:19:01 2 6.13 0.00 2.96 0.72 0.02 90.18 11:19:01 3 5.11 0.00 3.23 1.57 0.02 90.07 Average: all 1.24 0.00 0.65 0.38 0.01 97.72 Average: 0 1.06 0.00 0.63 0.22 0.01 98.08 Average: 1 1.58 0.00 0.67 0.91 0.01 96.83 Average: 2 1.26 0.00 0.62 0.12 0.01 97.98 Average: 3 1.07 0.00 0.67 0.26 0.01 97.99