---> uname -a: Linux 51dd9a3638f2 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 7.5G 42.5G 15% / 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 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/edgexfoundry_device-snmp-go_fuji /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/edgexfoundry_device-snmp-go_fuji@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 734 83 0 1020 1041 Swap: 1023 2 1021 ---> 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 24: eth0@if25: 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) 01/13/20 _x86_64_ (4 CPU) 22:52:13 LINUX RESTART 22:53:01 tps rtps wtps bread/s bwrtn/s 22:54:01 15.13 1.38 13.75 82.30 2026.82 22:55:01 2.53 0.00 2.53 0.00 88.79 22:56:01 0.27 0.00 0.27 0.00 3.76 22:57:01 0.50 0.00 0.50 0.00 5.88 22:58:01 0.65 0.00 0.65 0.00 7.66 22:59:01 0.35 0.00 0.35 0.00 4.96 23:00:01 0.25 0.00 0.25 0.00 3.06 23:01:01 0.35 0.02 0.33 0.13 5.28 23:02:01 227.30 131.69 95.61 5548.87 31155.48 23:03:01 214.65 70.61 144.04 2832.23 32199.08 Average: 46.21 20.38 25.83 846.65 6552.02 22:53:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:54:01 124600 1757704 93.38 2620 1244464 925604 31.58 408484 1190620 20 22:55:01 130260 1752044 93.08 2620 1244468 905532 30.90 404196 1190320 24 22:56:01 130776 1751528 93.05 2620 1244476 898360 30.65 403716 1190312 12 22:57:01 132228 1750076 92.98 2620 1244476 884028 30.16 402540 1190296 8 22:58:01 132600 1749704 92.96 2620 1244484 884028 30.16 402676 1190296 12 22:59:01 132888 1749416 92.94 2620 1244488 883980 30.16 402196 1190296 12 23:00:01 142580 1739724 92.43 2620 1244492 883944 30.16 392764 1190292 20 23:01:01 141336 1740968 92.49 2620 1244496 886708 30.25 393392 1190292 8 23:02:01 333472 1548832 82.28 2620 978436 911060 31.08 469968 880408 13728 23:03:01 249880 1632424 86.72 2564 922604 987740 33.70 560396 779228 10388 Average: 165062 1717242 91.23 2614 1185688 905098 30.88 424033 1118236 2423 22:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:54:01 eth0 20.01 13.37 12.73 18.13 0.00 0.00 0.00 22:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 22:55:01 eth0 5.46 1.50 1.85 1.17 0.00 0.00 0.00 22:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 eth0 2.23 0.90 0.87 0.57 0.00 0.00 0.00 22:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 eth0 0.57 0.30 0.27 0.23 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 22:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 eth0 0.18 0.15 0.07 0.01 0.00 0.00 0.00 22:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 23:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 23:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 vethb861b99 0.23 0.22 0.03 0.11 0.00 0.00 0.00 23:02:01 eth0 861.09 640.61 5713.22 131.18 0.00 0.00 0.00 23:02:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 23:02:01 docker0 201.93 245.16 15.43 1089.74 0.00 0.00 0.00 23:03:01 eth0 291.06 236.08 3762.25 110.56 0.00 0.00 0.00 23:03:01 veth8f1b5d7 0.00 0.10 0.00 0.01 0.00 0.00 0.00 23:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:03:01 docker0 23.29 28.19 1.26 220.96 0.00 0.00 0.00 Average: eth0 72.66 58.52 847.14 17.02 0.00 0.00 0.00 Average: veth8f1b5d7 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 22.41 27.25 1.65 130.98 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) 01/13/20 _x86_64_ (4 CPU) 22:52:13 LINUX RESTART 22:53:01 CPU %user %nice %system %iowait %steal %idle 22:54:01 all 0.80 0.00 0.35 0.03 0.00 98.82 22:54:01 0 0.70 0.00 0.37 0.00 0.00 98.93 22:54:01 1 0.63 0.00 0.30 0.08 0.00 98.98 22:54:01 2 1.15 0.00 0.32 0.02 0.00 98.52 22:54:01 3 0.70 0.00 0.37 0.02 0.00 98.91 22:55:01 all 0.30 0.00 0.06 0.00 0.00 99.64 22:55:01 0 0.08 0.00 0.05 0.00 0.02 99.85 22:55:01 1 0.17 0.00 0.07 0.00 0.00 99.77 22:55:01 2 0.75 0.00 0.07 0.00 0.00 99.18 22:55:01 3 0.23 0.00 0.07 0.00 0.00 99.70 22:56:01 all 0.19 0.00 0.07 0.00 0.00 99.74 22:56:01 0 0.07 0.00 0.12 0.00 0.00 99.82 22:56:01 1 0.08 0.00 0.07 0.00 0.00 99.85 22:56:01 2 0.52 0.00 0.03 0.00 0.00 99.45 22:56:01 3 0.07 0.00 0.05 0.00 0.00 99.88 22:57:01 all 0.19 0.00 0.05 0.00 0.00 99.76 22:57:01 0 0.07 0.00 0.03 0.00 0.00 99.90 22:57:01 1 0.07 0.00 0.05 0.00 0.00 99.88 22:57:01 2 0.57 0.00 0.07 0.00 0.00 99.37 22:57:01 3 0.07 0.00 0.03 0.00 0.00 99.90 22:58:01 all 0.17 0.00 0.04 0.00 0.00 99.79 22:58:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:58:01 1 0.07 0.00 0.05 0.00 0.00 99.88 22:58:01 2 0.05 0.00 0.05 0.00 0.02 99.88 22:58:01 3 0.53 0.00 0.03 0.00 0.00 99.43 22:59:01 all 0.17 0.00 0.04 0.00 0.00 99.79 22:59:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:59:01 1 0.05 0.00 0.05 0.00 0.02 99.88 22:59:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:59:01 3 0.55 0.00 0.05 0.00 0.00 99.40 23:00:01 all 0.17 0.00 0.04 0.00 0.00 99.79 23:00:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:00:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:00:01 2 0.05 0.00 0.05 0.00 0.00 99.90 23:00:01 3 0.55 0.00 0.03 0.00 0.00 99.42 23:01:01 all 0.19 0.00 0.05 0.00 0.00 99.75 23:01:01 0 0.03 0.00 0.08 0.00 0.00 99.88 23:01:01 1 0.08 0.00 0.05 0.00 0.00 99.87 23:01:01 2 0.08 0.00 0.03 0.00 0.00 99.88 23:01:01 3 0.55 0.00 0.05 0.00 0.00 99.40 23:02:01 all 14.70 0.00 6.93 3.48 0.01 74.87 23:02:01 0 12.20 0.00 7.23 4.66 0.00 75.91 23:02:01 1 15.64 0.00 7.43 4.12 0.02 72.80 23:02:01 2 12.75 0.00 6.77 3.09 0.02 77.37 23:02:01 3 18.20 0.00 6.30 2.07 0.02 73.41 23:03:01 all 13.40 0.00 8.14 1.91 0.03 76.52 23:03:01 0 13.39 0.00 8.34 1.05 0.03 77.19 23:03:01 1 12.78 0.00 8.33 2.17 0.03 76.70 23:03:01 2 12.50 0.00 8.31 2.80 0.02 76.38 23:03:01 3 14.93 0.00 7.59 1.61 0.03 75.84 Average: all 3.00 0.00 1.56 0.54 0.01 94.90 Average: 0 2.63 0.00 1.61 0.56 0.01 95.18 Average: 1 2.93 0.00 1.63 0.63 0.01 94.80 Average: 2 2.82 0.00 1.56 0.58 0.01 95.04 Average: 3 3.60 0.00 1.44 0.37 0.01 94.58