---> uname -a: Linux ef0e3230a6a1 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-256 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-256@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 609 67 0 1161 1123 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) 05/11/20 _x86_64_ (4 CPU) 20:07:09 LINUX RESTART 20:08:01 tps rtps wtps bread/s bwrtn/s 20:09:01 33.78 5.71 28.07 1862.94 2074.06 20:10:01 3.03 0.00 3.03 0.00 97.69 20:11:02 0.27 0.00 0.27 0.00 3.28 20:12:01 0.69 0.00 0.69 0.00 8.64 20:13:01 0.68 0.00 0.68 0.00 7.66 20:14:01 79.05 50.53 28.52 3370.54 10394.71 Average: 19.65 9.41 10.24 875.24 2105.16 20:08:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:09:01 110456 1771848 94.13 2620 1218224 965276 32.93 416224 1191596 16 20:10:01 120584 1761720 93.59 2620 1218228 902708 30.80 411248 1187952 8 20:11:02 119908 1762396 93.63 2620 1218240 902888 30.81 414300 1186144 8 20:12:01 119348 1762956 93.66 2620 1218240 903000 30.81 414388 1186144 8 20:13:01 120576 1761728 93.59 2620 1218248 902832 30.80 413504 1186144 8 20:14:01 70840 1811464 96.24 2620 1210916 1115348 38.06 491240 1139972 55576 Average: 110285 1772019 94.14 2620 1217016 948675 32.37 426817 1179659 9271 20:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:09:01 eth0 51.36 42.80 349.28 46.35 0.00 0.00 0.00 20:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:01 docker0 6.54 4.98 0.86 16.66 0.00 0.00 0.00 20:10:01 eth0 0.83 0.08 0.07 0.01 0.00 0.00 0.00 20:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:02 eth0 0.90 0.40 0.30 0.21 0.00 0.00 0.00 20:11:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:11:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 eth0 0.41 0.20 0.27 0.14 0.00 0.00 0.00 20:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 eth0 0.28 0.20 0.14 0.13 0.00 0.00 0.00 20:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 eth0 87.00 65.58 2321.15 8.41 0.00 0.00 0.00 20:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.54 18.27 446.81 9.23 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.09 0.83 0.14 2.78 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) 05/11/20 _x86_64_ (4 CPU) 20:07:09 LINUX RESTART 20:08:01 CPU %user %nice %system %iowait %steal %idle 20:09:01 all 2.14 0.00 1.68 0.22 4.59 91.36 20:09:01 0 1.72 0.00 1.14 0.08 4.27 92.78 20:09:01 1 2.64 0.00 1.98 0.20 4.77 90.41 20:09:01 2 1.87 0.00 1.71 0.13 4.69 91.60 20:09:01 3 2.32 0.00 1.87 0.50 4.65 90.67 20:10:01 all 0.09 0.00 0.07 0.00 0.27 99.56 20:10:01 0 0.02 0.00 0.03 0.00 0.18 99.77 20:10:01 1 0.10 0.00 0.10 0.00 0.43 99.37 20:10:01 2 0.22 0.00 0.10 0.00 0.30 99.38 20:10:01 3 0.03 0.00 0.07 0.00 0.18 99.72 20:11:02 all 0.13 0.00 0.05 0.00 0.13 99.68 20:11:02 0 0.10 0.00 0.05 0.00 0.18 99.67 20:11:02 1 0.07 0.00 0.05 0.00 0.10 99.78 20:11:02 2 0.27 0.00 0.05 0.00 0.12 99.57 20:11:02 3 0.08 0.00 0.05 0.00 0.15 99.72 20:12:01 all 0.12 0.00 0.04 0.00 0.14 99.69 20:12:01 0 0.05 0.00 0.05 0.00 0.10 99.80 20:12:01 1 0.05 0.00 0.03 0.00 0.08 99.83 20:12:01 2 0.34 0.00 0.05 0.00 0.15 99.46 20:12:01 3 0.05 0.00 0.02 0.00 0.22 99.71 20:13:01 all 0.11 0.00 0.03 0.00 0.24 99.61 20:13:01 0 0.02 0.00 0.00 0.00 0.20 99.78 20:13:01 1 0.05 0.00 0.03 0.00 0.22 99.70 20:13:01 2 0.10 0.00 0.07 0.00 0.28 99.55 20:13:01 3 0.27 0.00 0.05 0.00 0.28 99.40 20:14:01 all 2.68 0.00 1.54 1.28 3.02 91.49 20:14:01 0 2.43 0.00 1.41 0.49 3.10 92.57 20:14:01 1 2.85 0.00 1.63 0.57 2.86 92.08 20:14:01 2 2.46 0.00 1.43 2.29 3.20 90.63 20:14:01 3 3.00 0.00 1.72 1.77 2.88 90.63 Average: all 0.88 0.00 0.57 0.25 1.40 96.90 Average: 0 0.72 0.00 0.45 0.09 1.34 97.39 Average: 1 0.96 0.00 0.64 0.13 1.41 96.86 Average: 2 0.88 0.00 0.57 0.40 1.46 96.69 Average: 3 0.96 0.00 0.63 0.38 1.40 96.64