---> uname -a: Linux 4cad1b260855 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: 2933.436 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 6.3G 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-rest-go_PR-9 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-rest-go_PR-9@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 592 64 0 1181 1142 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) 01/13/20 _x86_64_ (4 CPU) 02:50:26 LINUX RESTART 02:51:02 tps rtps wtps bread/s bwrtn/s 02:52:01 42.43 7.18 35.25 2128.82 3627.50 02:53:01 2.36 0.00 2.36 0.00 83.52 02:54:01 0.27 0.00 0.27 0.00 3.88 02:55:01 0.28 0.00 0.28 0.00 3.20 02:56:01 0.27 0.00 0.27 0.00 3.60 02:57:01 0.33 0.00 0.33 0.00 4.05 02:58:01 0.28 0.00 0.28 0.00 3.33 02:59:01 0.20 0.00 0.20 0.00 2.70 Average: 5.73 0.88 4.85 262.37 460.14 02:51:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:52:01 113188 1769116 93.99 2620 1242212 961952 32.82 427292 1183056 16 02:53:01 121000 1761304 93.57 2620 1242216 917364 31.30 421208 1182752 16 02:54:01 120220 1762084 93.61 2620 1242224 917484 31.30 421816 1182752 8 02:55:01 119436 1762868 93.65 2620 1242224 917544 31.31 422288 1182752 16 02:56:01 121088 1761216 93.57 2620 1242232 917352 31.30 420988 1182752 16 02:57:01 121208 1761096 93.56 2620 1242236 917340 31.30 420952 1182752 12 02:58:01 121504 1760800 93.54 2620 1242240 917292 31.30 420704 1182748 20 02:59:01 125804 1756500 93.32 2620 1242248 917292 31.30 416468 1182696 16 Average: 120431 1761873 93.60 2620 1242229 922953 31.49 421465 1182783 15 02:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:52:01 eth0 184.33 145.54 582.74 48.15 0.00 0.00 0.00 02:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:52:01 docker0 0.58 0.52 0.09 0.10 0.00 0.00 0.00 02:53:01 eth0 2.00 0.52 1.63 0.06 0.00 0.00 0.00 02:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 eth0 0.80 0.52 0.30 0.21 0.00 0.00 0.00 02:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:55:01 eth0 0.43 0.38 0.27 0.21 0.00 0.00 0.00 02:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:56:01 eth0 0.23 0.18 0.08 0.07 0.00 0.00 0.00 02:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 eth0 0.18 0.12 0.07 0.01 0.00 0.00 0.00 02:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:58:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 02:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 02:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.20 18.17 72.12 6.01 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.07 0.06 0.01 0.01 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) 02:50:26 LINUX RESTART 02:51:02 CPU %user %nice %system %iowait %steal %idle 02:52:01 all 4.10 0.00 1.96 0.80 0.29 92.85 02:52:01 0 2.85 0.00 2.32 2.44 0.29 92.09 02:52:01 1 5.14 0.00 1.67 0.10 0.32 92.76 02:52:01 2 3.97 0.00 2.08 0.17 0.27 93.50 02:52:01 3 4.44 0.00 1.77 0.51 0.26 93.02 02:53:01 all 0.20 0.00 0.07 0.00 0.02 99.71 02:53:01 0 0.10 0.00 0.07 0.00 0.00 99.83 02:53:01 1 0.07 0.00 0.07 0.00 0.02 99.85 02:53:01 2 0.55 0.00 0.10 0.00 0.05 99.30 02:53:01 3 0.07 0.00 0.07 0.00 0.02 99.85 02:54:01 all 0.18 0.00 0.05 0.00 0.02 99.75 02:54:01 0 0.08 0.00 0.07 0.00 0.03 99.82 02:54:01 1 0.48 0.00 0.05 0.00 0.02 99.45 02:54:01 2 0.08 0.00 0.03 0.00 0.00 99.88 02:54:01 3 0.05 0.00 0.03 0.00 0.03 99.88 02:55:01 all 0.18 0.00 0.05 0.00 0.02 99.75 02:55:01 0 0.08 0.00 0.05 0.00 0.02 99.85 02:55:01 1 0.53 0.00 0.07 0.00 0.03 99.37 02:55:01 2 0.08 0.00 0.05 0.00 0.02 99.85 02:55:01 3 0.05 0.00 0.05 0.00 0.00 99.90 02:56:01 all 0.16 0.00 0.05 0.00 0.01 99.78 02:56:01 0 0.07 0.00 0.07 0.00 0.03 99.83 02:56:01 1 0.42 0.00 0.05 0.00 0.02 99.52 02:56:01 2 0.05 0.00 0.03 0.00 0.00 99.92 02:56:01 3 0.08 0.00 0.05 0.00 0.02 99.85 02:57:01 all 0.17 0.00 0.05 0.00 0.01 99.77 02:57:01 0 0.05 0.00 0.05 0.00 0.00 99.90 02:57:01 1 0.53 0.00 0.05 0.00 0.00 99.42 02:57:01 2 0.03 0.00 0.05 0.00 0.02 99.90 02:57:01 3 0.05 0.00 0.02 0.00 0.00 99.93 02:58:01 all 0.17 0.00 0.05 0.00 0.01 99.78 02:58:01 0 0.05 0.00 0.07 0.00 0.02 99.87 02:58:01 1 0.45 0.00 0.03 0.00 0.02 99.50 02:58:01 2 0.08 0.00 0.03 0.00 0.02 99.87 02:58:01 3 0.08 0.00 0.07 0.00 0.02 99.83 02:59:01 all 0.16 0.00 0.05 0.00 0.02 99.77 02:59:01 0 0.05 0.00 0.03 0.00 0.03 99.88 02:59:01 1 0.48 0.00 0.05 0.00 0.00 99.47 02:59:01 2 0.08 0.00 0.07 0.00 0.02 99.83 02:59:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.65 0.00 0.29 0.10 0.05 98.91 Average: 0 0.41 0.00 0.33 0.30 0.05 98.90 Average: 1 1.00 0.00 0.25 0.01 0.05 98.68 Average: 2 0.61 0.00 0.30 0.02 0.05 99.02 Average: 3 0.60 0.00 0.26 0.06 0.04 99.04