---> uname -a: Linux a20b1135a741 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: 2933.438 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 6.9G 43.1G 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 6.9G 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_device-sdk-c_master@tmp /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_device-sdk-c_master ---> free -m: total used free shared buff/cache available Mem: 1838 722 77 0 1038 1038 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) 06/03/20 _x86_64_ (4 CPU) 11:32:24 LINUX RESTART 11:33:02 tps rtps wtps bread/s bwrtn/s 11:34:01 36.85 7.60 29.25 2045.86 2458.71 11:35:01 2.33 0.00 2.33 0.00 83.68 11:36:01 0.27 0.00 0.27 0.00 3.88 11:37:01 0.28 0.00 0.28 0.00 3.20 11:38:01 0.22 0.00 0.22 0.00 2.61 11:39:02 213.18 110.12 103.07 4250.08 28063.23 Average: 42.33 19.72 22.61 1048.89 5126.44 11:33:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:34:01 112728 1769576 94.01 2620 1208964 939468 32.05 445160 1160324 16 11:35:01 118076 1764228 93.73 2620 1208972 903096 30.81 441436 1160012 12 11:36:01 116292 1766012 93.82 2620 1208980 903504 30.83 443256 1159960 16 11:37:01 118068 1764236 93.73 2620 1208980 903228 30.82 442748 1158888 16 11:38:01 116984 1765320 93.79 2620 1208988 903472 30.83 443784 1158888 20 11:39:02 75000 1807304 96.02 2620 1125444 951664 32.47 436476 1119228 57084 Average: 109525 1772779 94.18 2620 1195055 917405 31.30 442143 1152883 9527 11:33:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:34:01 eth0 143.47 98.83 470.07 54.29 0.00 0.00 0.00 11:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:34:01 docker0 8.26 6.18 0.99 17.39 0.00 0.00 0.00 11:35:01 eth0 1.12 0.07 0.09 0.01 0.00 0.00 0.00 11:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:36:01 eth0 1.58 0.90 0.82 0.59 0.00 0.00 0.00 11:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:37:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 11:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 eth0 1.00 0.45 0.43 0.24 0.00 0.00 0.00 11:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:39:02 veth9bb035b 0.00 0.10 0.00 0.01 0.00 0.00 0.00 11:39:02 eth0 638.66 422.45 4314.70 125.92 0.00 0.00 0.00 11:39:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 11:39:02 docker0 8.09 6.05 0.96 17.03 0.00 0.00 0.00 Average: veth9bb035b 0.00 0.02 0.00 0.00 0.00 0.00 0.00 Average: eth0 107.12 70.86 723.70 21.12 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.36 1.02 0.16 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) 11:32:24 LINUX RESTART 11:33:02 CPU %user %nice %system %iowait %steal %idle 11:34:01 all 3.39 0.00 1.37 1.07 0.02 94.15 11:34:01 0 3.91 0.00 1.53 0.14 0.02 94.40 11:34:01 1 3.03 0.00 1.34 0.10 0.02 95.51 11:34:01 2 3.45 0.00 1.38 3.98 0.02 91.17 11:34:01 3 3.22 0.00 1.23 0.07 0.03 95.46 11:35:01 all 0.19 0.00 0.05 0.00 0.00 99.77 11:35:01 0 0.05 0.00 0.02 0.00 0.00 99.93 11:35:01 1 0.08 0.00 0.05 0.00 0.00 99.87 11:35:01 2 0.53 0.00 0.05 0.00 0.00 99.42 11:35:01 3 0.07 0.00 0.07 0.00 0.00 99.87 11:36:01 all 0.21 0.00 0.06 0.00 0.00 99.73 11:36:01 0 0.05 0.00 0.07 0.00 0.00 99.88 11:36:01 1 0.13 0.00 0.05 0.00 0.00 99.82 11:36:01 2 0.55 0.00 0.05 0.00 0.00 99.40 11:36:01 3 0.10 0.00 0.07 0.00 0.00 99.83 11:37:01 all 0.17 0.00 0.04 0.00 0.00 99.79 11:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 11:37:01 1 0.03 0.00 0.03 0.00 0.00 99.93 11:37:01 2 0.53 0.00 0.03 0.00 0.00 99.43 11:37:01 3 0.07 0.00 0.03 0.00 0.00 99.90 11:38:01 all 0.19 0.00 0.03 0.00 0.00 99.77 11:38:01 0 0.03 0.00 0.03 0.00 0.00 99.93 11:38:01 1 0.08 0.00 0.05 0.00 0.00 99.87 11:38:01 2 0.28 0.00 0.05 0.00 0.00 99.67 11:38:01 3 0.35 0.00 0.03 0.00 0.00 99.62 11:39:02 all 7.68 0.00 4.43 1.83 0.03 86.03 11:39:02 0 6.96 0.00 4.29 3.20 0.05 85.49 11:39:02 1 7.80 0.00 4.28 0.99 0.03 86.90 11:39:02 2 7.40 0.00 4.71 1.79 0.05 86.05 11:39:02 3 8.56 0.00 4.43 1.32 0.03 85.65 Average: all 1.96 0.00 0.99 0.48 0.01 96.56 Average: 0 1.83 0.00 0.99 0.56 0.01 96.62 Average: 1 1.85 0.00 0.97 0.18 0.01 96.99 Average: 2 2.12 0.00 1.04 0.95 0.01 95.88 Average: 3 2.05 0.00 0.97 0.23 0.01 96.73