---> uname -a: Linux a4d389f46766 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: 2933.442 BogoMIPS: 5866.88 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-165 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-165@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 95 0 1083 1074 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) 06/12/20 _x86_64_ (4 CPU) 13:48:44 LINUX RESTART 13:49:01 tps rtps wtps bread/s bwrtn/s 13:50:02 231.97 97.97 134.00 11996.84 63120.20 13:51:01 198.92 88.63 110.29 6865.94 27968.96 Average: 215.58 93.34 122.25 9453.13 45693.54 13:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:02 81532 1800024 95.67 2620 1125816 1260448 43.02 648280 961464 78224 13:51:01 175648 1705908 90.66 1592 1055700 1341192 45.77 660836 862008 10644 Average: 128590 1752966 93.17 2106 1090758 1300820 44.39 654558 911736 44434 13:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:50:02 eth0 1131.27 690.30 4215.88 100.72 0.00 0.00 0.00 13:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:02 veth69736b6 21.98 37.94 1.74 223.88 0.00 0.00 0.00 13:50:02 docker0 21.98 37.81 1.44 223.87 0.00 0.00 0.00 13:51:01 eth0 1125.64 700.78 2634.67 2863.03 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 11.54 14.81 0.71 71.65 0.00 0.00 0.00 Average: eth0 1128.48 695.49 3431.98 1470.17 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.81 26.41 1.08 148.40 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) 06/12/20 _x86_64_ (4 CPU) 13:48:44 LINUX RESTART 13:49:01 CPU %user %nice %system %iowait %steal %idle 13:50:02 all 21.23 0.00 9.52 11.50 0.06 57.70 13:50:02 0 21.22 0.00 10.79 9.90 0.09 58.00 13:50:02 1 19.62 0.00 8.95 8.85 0.05 62.53 13:50:02 2 21.64 0.00 9.41 13.61 0.05 55.28 13:50:02 3 22.45 0.00 8.94 13.62 0.03 54.95 13:51:01 all 19.45 0.00 6.63 2.45 0.06 71.42 13:51:01 0 27.66 0.00 6.87 2.57 0.03 62.86 13:51:01 1 11.89 0.00 6.16 2.87 0.07 79.01 13:51:01 2 23.07 0.00 8.05 2.75 0.07 66.06 13:51:01 3 15.19 0.00 5.45 1.58 0.07 77.71 Average: all 20.34 0.00 8.09 7.01 0.06 64.50 Average: 0 24.42 0.00 8.85 6.27 0.06 60.41 Average: 1 15.79 0.00 7.57 5.89 0.06 70.69 Average: 2 22.35 0.00 8.74 8.24 0.06 60.62 Average: 3 18.84 0.00 7.21 7.64 0.05 66.25