---> uname -a: Linux 5d65d780b8aa 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 /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 ---> free -m: total used free shared buff/cache available Mem: 1838 719 71 0 1046 1041 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) 04/28/20 _x86_64_ (4 CPU) 11:02:39 LINUX RESTART 11:03:01 tps rtps wtps bread/s bwrtn/s 11:04:02 82.29 33.41 48.88 4823.83 9256.56 11:05:01 4.49 0.00 4.49 0.00 171.28 11:06:01 0.67 0.00 0.67 0.00 7.95 11:07:01 0.30 0.00 0.30 0.00 4.86 11:08:01 0.25 0.00 0.25 0.00 3.46 11:09:01 5.67 0.10 5.57 56.77 793.57 11:10:01 342.32 182.59 159.73 8164.55 46032.50 Average: 62.42 30.94 31.48 1867.95 8057.52 11:03:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:04:02 106696 1775608 94.33 2620 1236080 966060 32.96 436684 1171124 1304 11:05:01 117120 1765184 93.78 2620 1236112 921112 31.43 430484 1171048 8 11:06:01 117132 1765172 93.78 2620 1236120 911000 31.08 430472 1171036 8 11:07:01 116648 1765656 93.80 2620 1236124 911036 31.08 430716 1171036 8 11:08:01 118700 1763604 93.69 2620 1236132 910784 31.08 429248 1171040 16 11:09:01 89388 1792916 95.25 2620 1247292 996448 34.00 434672 1187592 2256 11:10:01 72008 1810296 96.17 2620 1101644 1136524 38.78 512644 1031008 101244 Average: 105385 1776919 94.40 2620 1218501 964709 32.92 443560 1153412 14978 11:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:04:02 eth0 427.55 264.41 1034.51 103.61 0.00 0.00 0.00 11:04:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:04:02 docker0 7.14 5.66 0.87 17.05 0.00 0.00 0.00 11:05:01 eth0 3.57 1.05 2.51 0.22 0.00 0.00 0.00 11:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 eth0 0.93 0.37 0.31 0.20 0.00 0.00 0.00 11:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 eth0 0.48 0.35 0.27 0.23 0.00 0.00 0.00 11:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 11:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 eth0 98.23 79.69 2180.72 10.40 0.00 0.00 0.00 11:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 eth0 227.91 187.82 3514.09 72.20 0.00 0.00 0.00 11:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 docker0 30.55 31.44 1.91 123.66 0.00 0.00 0.00 Average: eth0 108.68 76.46 965.18 26.76 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.40 5.31 0.40 20.15 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) 04/28/20 _x86_64_ (4 CPU) 11:02:39 LINUX RESTART 11:03:01 CPU %user %nice %system %iowait %steal %idle 11:04:02 all 13.51 0.00 4.67 2.55 0.11 79.15 11:04:02 0 12.80 0.00 5.36 1.26 0.10 80.47 11:04:02 1 14.31 0.00 4.23 1.96 0.08 79.42 11:04:02 2 12.44 0.00 4.46 2.00 0.15 80.95 11:04:02 3 14.50 0.00 4.61 4.98 0.10 75.82 11:05:01 all 0.18 0.00 0.07 0.00 0.01 99.75 11:05:01 0 0.37 0.00 0.05 0.00 0.02 99.56 11:05:01 1 0.12 0.00 0.07 0.00 0.02 99.80 11:05:01 2 0.08 0.00 0.08 0.00 0.02 99.81 11:05:01 3 0.12 0.00 0.07 0.00 0.00 99.81 11:06:01 all 0.18 0.00 0.03 0.00 0.00 99.78 11:06:01 0 0.05 0.00 0.05 0.00 0.00 99.90 11:06:01 1 0.22 0.00 0.03 0.00 0.00 99.75 11:06:01 2 0.10 0.00 0.05 0.00 0.00 99.85 11:06:01 3 0.37 0.00 0.02 0.00 0.02 99.60 11:07:01 all 0.17 0.00 0.03 0.00 0.01 99.79 11:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 11:07:01 1 0.55 0.00 0.03 0.00 0.02 99.40 11:07:01 2 0.05 0.00 0.02 0.00 0.00 99.93 11:07:01 3 0.07 0.00 0.03 0.00 0.00 99.90 11:08:01 all 0.16 0.00 0.03 0.00 0.00 99.80 11:08:01 0 0.03 0.00 0.02 0.00 0.02 99.93 11:08:01 1 0.52 0.00 0.03 0.00 0.02 99.43 11:08:01 2 0.05 0.00 0.03 0.00 0.00 99.92 11:08:01 3 0.05 0.00 0.05 0.00 0.00 99.90 11:09:01 all 1.64 0.00 0.69 0.06 0.01 97.59 11:09:01 0 1.48 0.00 0.75 0.05 0.00 97.72 11:09:01 1 1.74 0.00 0.70 0.12 0.00 97.45 11:09:01 2 1.26 0.00 0.52 0.05 0.02 98.15 11:09:01 3 2.08 0.00 0.80 0.05 0.00 97.08 11:10:01 all 13.57 0.00 7.11 4.74 0.06 74.51 11:10:01 0 13.39 0.00 6.53 3.70 0.07 76.31 11:10:01 1 13.90 0.00 7.27 3.22 0.10 75.50 11:10:01 2 13.08 0.00 6.90 5.11 0.05 74.85 11:10:01 3 13.88 0.00 7.79 6.94 0.05 71.34 Average: all 4.18 0.00 1.80 1.04 0.03 92.95 Average: 0 4.00 0.00 1.82 0.71 0.03 93.44 Average: 1 4.46 0.00 1.76 0.75 0.03 92.99 Average: 2 3.85 0.00 1.71 1.02 0.03 93.39 Average: 3 4.41 0.00 1.89 1.70 0.02 91.98