---> uname -a: Linux f0096772e8cc 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@tmp /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-sdk-c_PR-251 ---> free -m: total used free shared buff/cache available Mem: 1838 595 75 0 1167 1138 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) 04/21/20 _x86_64_ (4 CPU) 15:28:20 LINUX RESTART 15:29:01 tps rtps wtps bread/s bwrtn/s 15:30:01 20.15 6.09 14.05 1835.23 1978.80 15:31:01 2.95 0.00 2.95 0.00 93.07 15:32:01 0.35 0.00 0.35 0.00 5.38 15:33:01 41.30 40.98 0.32 2373.09 5.33 Average: 16.19 11.77 4.42 1052.11 520.71 15:29:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:01 115484 1766820 93.86 2620 1228948 935472 31.92 431044 1171460 20 15:31:01 122196 1760108 93.51 2620 1228952 904784 30.87 425704 1171156 8 15:32:01 122916 1759388 93.47 2620 1228964 888552 30.32 425572 1171148 8 15:33:01 74104 1808200 96.06 2620 1261068 919900 31.39 440012 1205964 60 Average: 108675 1773629 94.23 2620 1236983 912177 31.12 430583 1179932 24 15:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:30:01 eth0 65.95 52.73 346.88 44.86 0.00 0.00 0.00 15:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 docker0 8.97 7.11 0.99 16.47 0.00 0.00 0.00 15:31:01 eth0 2.65 0.47 0.68 0.36 0.00 0.00 0.00 15:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 eth0 3.58 0.67 0.76 0.43 0.00 0.00 0.00 15:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 eth0 5.58 3.48 4.87 2.26 0.00 0.00 0.00 15:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.44 14.34 88.31 11.98 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.24 1.78 0.25 4.12 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) 15:28:20 LINUX RESTART 15:29:01 CPU %user %nice %system %iowait %steal %idle 15:30:01 all 2.69 0.00 1.40 0.13 0.00 95.78 15:30:01 0 2.57 0.00 1.53 0.13 0.00 95.77 15:30:01 1 2.56 0.00 1.37 0.17 0.00 95.90 15:30:01 2 2.49 0.00 1.49 0.03 0.00 95.99 15:30:01 3 3.11 0.00 1.20 0.15 0.02 95.52 15:31:01 all 0.18 0.00 0.07 0.00 0.00 99.76 15:31:01 0 0.53 0.00 0.10 0.00 0.00 99.37 15:31:01 1 0.05 0.00 0.05 0.00 0.00 99.90 15:31:01 2 0.08 0.00 0.07 0.00 0.00 99.85 15:31:01 3 0.05 0.00 0.07 0.00 0.00 99.88 15:32:01 all 0.20 0.00 0.05 0.00 0.00 99.74 15:32:01 0 0.58 0.00 0.03 0.00 0.00 99.38 15:32:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:32:01 2 0.08 0.00 0.05 0.00 0.00 99.87 15:32:01 3 0.07 0.00 0.07 0.00 0.00 99.87 15:33:01 all 0.45 0.00 0.19 1.39 0.00 97.97 15:33:01 0 0.45 0.00 0.15 0.10 0.00 99.30 15:33:01 1 0.67 0.00 0.33 2.75 0.00 96.25 15:33:01 2 0.43 0.00 0.15 0.02 0.00 99.40 15:33:01 3 0.28 0.00 0.13 2.72 0.00 96.86 Average: all 0.88 0.00 0.43 0.38 0.00 98.31 Average: 0 1.03 0.00 0.45 0.06 0.00 98.46 Average: 1 0.83 0.00 0.45 0.73 0.00 97.99 Average: 2 0.77 0.00 0.44 0.01 0.00 98.78 Average: 3 0.88 0.00 0.37 0.72 0.00 98.03