---> uname -a: Linux d599516659f4 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 6.9G 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@tmp /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/edgexfoundry_device-sdk-c_master ---> free -m: total used free shared buff/cache available Mem: 1838 723 78 0 1036 1035 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) 05/12/20 _x86_64_ (4 CPU) 08:03:54 LINUX RESTART 08:05:01 tps rtps wtps bread/s bwrtn/s 08:06:01 10.09 0.00 10.09 0.00 1847.52 08:07:01 0.28 0.00 0.28 0.00 4.11 08:08:01 0.67 0.00 0.67 0.00 8.10 08:09:01 0.28 0.00 0.28 0.00 3.43 08:10:01 0.32 0.00 0.32 0.00 5.10 08:11:01 247.00 127.43 119.57 5035.15 31597.25 Average: 43.13 21.25 21.88 839.63 5580.42 08:05:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 117984 1764320 93.73 2620 1227032 909808 31.04 433376 1168736 20 08:07:01 116752 1765552 93.80 2620 1227040 909964 31.05 434676 1168440 20 08:08:01 116968 1765336 93.79 2620 1227048 909964 31.05 434612 1168388 8 08:09:01 117672 1764632 93.75 2620 1227048 909808 31.04 433748 1168388 16 08:10:01 117808 1764496 93.74 2620 1227056 909880 31.04 434276 1168388 8 08:11:01 175232 1707072 90.69 2620 1016860 1065816 36.37 483480 960404 112 Average: 127069 1755235 93.25 2620 1192014 935873 31.93 442361 1133791 31 08:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:06:01 eth0 0.62 0.08 0.04 0.02 0.00 0.00 0.00 08:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 eth0 1.10 0.37 0.33 0.14 0.00 0.00 0.00 08:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 eth0 0.43 0.28 0.26 0.26 0.00 0.00 0.00 08:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 08:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 vetha9e2211 0.22 0.23 0.04 0.05 0.00 0.00 0.00 08:11:01 eth0 639.11 445.19 4449.14 175.37 0.00 0.00 0.00 08:11:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 08:11:01 docker0 25.73 26.13 1.97 141.47 0.00 0.00 0.00 Average: vetha9e2211 0.04 0.04 0.01 0.01 0.00 0.00 0.00 Average: eth0 106.58 74.24 741.91 29.24 0.00 0.00 0.00 Average: lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.29 4.36 0.33 23.59 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) 05/12/20 _x86_64_ (4 CPU) 08:03:54 LINUX RESTART 08:05:01 CPU %user %nice %system %iowait %steal %idle 08:06:01 all 0.22 0.00 0.12 0.02 0.00 99.64 08:06:01 0 0.03 0.00 0.12 0.00 0.02 99.83 08:06:01 1 0.13 0.00 0.12 0.00 0.00 99.75 08:06:01 2 0.13 0.00 0.18 0.10 0.02 99.57 08:06:01 3 0.57 0.00 0.05 0.00 0.02 99.37 08:07:01 all 0.19 0.00 0.05 0.00 0.00 99.76 08:07:01 0 0.08 0.00 0.07 0.00 0.00 99.85 08:07:01 1 0.07 0.00 0.03 0.00 0.00 99.90 08:07:01 2 0.10 0.00 0.05 0.00 0.00 99.85 08:07:01 3 0.52 0.00 0.03 0.00 0.00 99.45 08:08:01 all 0.15 0.00 0.06 0.00 0.00 99.79 08:08:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:08:01 1 0.07 0.00 0.07 0.00 0.00 99.87 08:08:01 2 0.05 0.00 0.08 0.00 0.00 99.87 08:08:01 3 0.47 0.00 0.03 0.00 0.00 99.50 08:09:01 all 0.16 0.00 0.05 0.00 0.00 99.79 08:09:01 0 0.03 0.00 0.05 0.00 0.00 99.92 08:09:01 1 0.12 0.00 0.08 0.00 0.00 99.80 08:09:01 2 0.08 0.00 0.03 0.00 0.00 99.88 08:09:01 3 0.42 0.00 0.03 0.00 0.00 99.55 08:10:01 all 0.18 0.00 0.04 0.00 0.00 99.78 08:10:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:10:01 1 0.07 0.00 0.07 0.00 0.00 99.87 08:10:01 2 0.07 0.00 0.05 0.00 0.00 99.88 08:10:01 3 0.53 0.00 0.02 0.00 0.00 99.45 08:11:01 all 11.47 0.00 7.32 2.96 0.03 78.22 08:11:01 0 11.11 0.00 6.32 0.73 0.00 81.85 08:11:01 1 12.40 0.00 7.57 3.36 0.03 76.64 08:11:01 2 9.98 0.00 7.28 3.31 0.03 79.40 08:11:01 3 12.42 0.00 8.14 4.41 0.03 75.00 Average: all 2.04 0.00 1.26 0.49 0.01 96.20 Average: 0 1.87 0.00 1.09 0.12 0.00 96.92 Average: 1 2.12 0.00 1.31 0.55 0.01 96.01 Average: 2 1.72 0.00 1.27 0.56 0.01 96.44 Average: 3 2.46 0.00 1.37 0.73 0.01 95.44