---> uname -a: Linux 1187a5306446 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 6.3G 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-228 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-228@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 593 72 0 1172 1139 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 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) 02/07/20 _x86_64_ (4 CPU) 22:56:23 LINUX RESTART 22:57:01 tps rtps wtps bread/s bwrtn/s 22:58:01 15.55 2.43 13.12 555.88 1908.92 22:59:01 2.53 0.00 2.53 0.00 88.89 23:00:01 0.27 0.00 0.27 0.00 3.63 23:01:01 0.42 0.05 0.37 0.67 3.95 23:02:01 0.85 0.10 0.75 2.13 11.99 Average: 3.92 0.52 3.41 111.77 403.59 22:57:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:58:01 108704 1773600 94.22 2620 1242668 932056 31.80 432484 1182288 12 22:59:01 116004 1766300 93.84 2620 1242672 894212 30.51 426428 1181920 8 23:00:01 115424 1766880 93.87 2620 1242680 894392 30.52 427492 1181920 8 23:01:01 114932 1767372 93.89 2620 1242680 896984 30.60 427648 1181920 8 23:02:01 115488 1766816 93.86 2620 1242840 894792 30.53 427360 1182012 8 Average: 114110 1768194 93.94 2620 1242708 902487 30.79 428282 1182012 9 22:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:58:01 eth0 96.99 75.10 339.16 42.28 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 4.84 3.86 0.61 13.65 0.00 0.00 0.00 22:59:01 eth0 1.05 0.12 0.09 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 0.53 0.52 0.27 0.21 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 0.10 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 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 23:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 19.78 15.20 67.94 8.52 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.97 0.77 0.12 2.73 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) 02/07/20 _x86_64_ (4 CPU) 22:56:23 LINUX RESTART 22:57:01 CPU %user %nice %system %iowait %steal %idle 22:58:01 all 2.77 0.00 1.38 0.10 0.01 95.74 22:58:01 0 2.58 0.00 1.84 0.07 0.00 95.51 22:58:01 1 2.46 0.00 1.39 0.10 0.02 96.04 22:58:01 2 2.65 0.00 1.17 0.02 0.00 96.16 22:58:01 3 3.38 0.00 1.12 0.22 0.02 95.26 22:59:01 all 0.18 0.00 0.05 0.00 0.00 99.76 22:59:01 0 0.27 0.00 0.05 0.00 0.00 99.68 22:59:01 1 0.08 0.00 0.03 0.00 0.00 99.88 22:59:01 2 0.05 0.00 0.07 0.00 0.00 99.88 22:59:01 3 0.33 0.00 0.07 0.00 0.00 99.60 23:00:01 all 0.18 0.00 0.06 0.00 0.00 99.76 23:00:01 0 0.53 0.00 0.08 0.00 0.00 99.38 23:00:01 1 0.05 0.00 0.03 0.00 0.00 99.92 23:00:01 2 0.07 0.00 0.07 0.00 0.00 99.87 23:00:01 3 0.07 0.00 0.05 0.00 0.00 99.88 23:01:01 all 0.06 0.00 0.07 0.00 0.00 99.87 23:01:01 0 0.12 0.00 0.08 0.00 0.00 99.80 23:01:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:01:01 2 0.05 0.00 0.10 0.00 0.00 99.85 23:01:01 3 0.05 0.00 0.03 0.00 0.00 99.92 23:02:01 all 0.06 0.00 0.06 0.00 0.00 99.87 23:02:01 0 0.05 0.00 0.07 0.00 0.00 99.88 23:02:01 1 0.07 0.00 0.05 0.00 0.00 99.88 23:02:01 2 0.05 0.00 0.07 0.00 0.00 99.88 23:02:01 3 0.07 0.00 0.07 0.02 0.00 99.85 Average: all 0.65 0.00 0.32 0.02 0.00 99.00 Average: 0 0.71 0.00 0.42 0.01 0.00 98.85 Average: 1 0.54 0.00 0.31 0.02 0.00 99.13 Average: 2 0.57 0.00 0.29 0.00 0.00 99.13 Average: 3 0.78 0.00 0.27 0.05 0.00 98.90