---> uname -a: Linux a5380bc4568e 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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 Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 7.8G 42.2G 16% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-181 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-181@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 674 87 0 1076 1059 Swap: 1023 2 1021 ---> 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/10/20 _x86_64_ (4 CPU) 13:48:39 LINUX RESTART 13:49:01 tps rtps wtps bread/s bwrtn/s 13:50:01 196.64 68.35 128.29 10046.53 53794.26 13:51:01 237.02 125.80 111.21 9139.91 32255.15 Average: 216.83 97.08 119.75 9593.14 43022.91 13:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 73572 1807984 96.09 2620 1164216 1254696 42.82 605984 1002772 107680 13:51:01 123376 1758180 93.44 1496 1077800 1302012 44.44 630608 914432 28 Average: 98474 1783082 94.77 2058 1121008 1278354 43.63 618296 958602 53854 13:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:50:01 eth0 1108.55 651.77 4253.62 115.73 0.00 0.00 0.00 13:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 vethe0c0251 17.82 22.95 1.47 222.77 0.00 0.00 0.00 13:50:01 docker0 17.82 22.82 1.23 222.76 0.00 0.00 0.00 13:51:01 eth0 1104.51 658.24 2593.19 2831.54 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 5.31 8.14 0.39 70.02 0.00 0.00 0.00 Average: eth0 1106.53 655.01 3423.27 1473.86 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.56 15.47 0.81 146.38 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/10/20 _x86_64_ (4 CPU) 13:48:39 LINUX RESTART 13:49:01 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 20.67 0.00 8.25 8.32 0.03 62.73 13:50:01 0 17.13 0.00 8.10 7.71 0.02 67.05 13:50:01 1 20.34 0.00 9.17 6.82 0.03 63.63 13:50:01 2 24.13 0.00 8.24 5.77 0.03 61.84 13:50:01 3 21.05 0.00 7.49 12.98 0.02 58.47 13:51:01 all 18.82 0.00 7.49 3.20 0.12 70.37 13:51:01 0 12.07 0.00 7.15 4.54 0.12 76.11 13:51:01 1 30.01 0.00 5.63 1.58 0.10 62.67 13:51:01 2 18.43 0.00 10.09 4.64 0.12 66.73 13:51:01 3 14.61 0.00 7.13 2.04 0.17 76.05 Average: all 19.75 0.00 7.87 5.77 0.08 66.54 Average: 0 14.61 0.00 7.63 6.13 0.07 71.56 Average: 1 25.18 0.00 7.40 4.20 0.07 63.15 Average: 2 21.29 0.00 9.16 5.20 0.08 64.27 Average: 3 17.84 0.00 7.31 7.54 0.09 67.22