---> uname -a: Linux 67ef21c9270e 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: 2933.396 BogoMIPS: 5866.79 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-224 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-224@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 73 0 1171 1140 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) 01/27/20 _x86_64_ (4 CPU) 21:08:13 LINUX RESTART 21:09:01 tps rtps wtps bread/s bwrtn/s 21:10:02 7.68 0.00 7.68 0.00 1698.02 21:11:01 2.69 0.00 2.69 0.00 92.51 21:12:01 0.28 0.00 0.28 0.00 3.93 Average: 3.56 0.00 3.56 0.00 601.09 21:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:02 125268 1757036 93.34 2620 1226444 919044 31.36 427580 1172024 16 21:11:01 126452 1755852 93.28 2620 1226452 901736 30.77 427180 1171200 20 21:12:01 127544 1754760 93.22 2620 1226460 901632 30.76 428852 1168544 16 Average: 126421 1755883 93.28 2620 1226452 907471 30.96 427871 1170589 17 21:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:10:02 eth0 0.23 0.22 0.10 0.08 0.00 0.00 0.00 21:10:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 eth0 1.58 0.37 0.45 0.21 0.00 0.00 0.00 21:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 eth0 0.28 0.00 0.03 0.00 0.00 0.00 0.00 21:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.69 0.20 0.19 0.10 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 01/27/20 _x86_64_ (4 CPU) 21:08:13 LINUX RESTART 21:09:01 CPU %user %nice %system %iowait %steal %idle 21:10:02 all 0.27 0.00 0.09 0.02 0.00 99.62 21:10:02 0 0.08 0.00 0.12 0.08 0.00 99.72 21:10:02 1 0.57 0.00 0.07 0.00 0.00 99.37 21:10:02 2 0.32 0.00 0.10 0.00 0.00 99.58 21:10:02 3 0.10 0.00 0.05 0.00 0.00 99.85 21:11:01 all 0.17 0.00 0.05 0.00 0.00 99.78 21:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:11:01 1 0.51 0.00 0.07 0.00 0.00 99.42 21:11:01 2 0.07 0.00 0.07 0.00 0.02 99.85 21:11:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:12:01 all 0.18 0.00 0.06 0.00 0.00 99.76 21:12:01 0 0.05 0.00 0.07 0.00 0.00 99.88 21:12:01 1 0.53 0.00 0.08 0.00 0.00 99.38 21:12:01 2 0.07 0.00 0.03 0.00 0.00 99.90 21:12:01 3 0.07 0.00 0.05 0.00 0.00 99.88 Average: all 0.21 0.00 0.07 0.01 0.00 99.72 Average: 0 0.06 0.00 0.07 0.03 0.00 99.85 Average: 1 0.54 0.00 0.07 0.00 0.00 99.39 Average: 2 0.15 0.00 0.07 0.00 0.01 99.78 Average: 3 0.08 0.00 0.05 0.00 0.00 99.87