---> uname -a: Linux 7c001a55cfcf 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-213 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-213@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 685 136 0 1015 1045 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 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) 09/25/20 _x86_64_ (4 CPU) 01:50:23 LINUX RESTART (4 CPU) 01:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:52:01 138.31 53.90 84.40 0.00 7974.67 37199.83 0.00 01:53:02 71.35 15.50 55.85 0.00 1780.87 6713.04 0.00 Average: 104.89 34.74 70.15 0.00 4883.43 21984.28 0.00 01:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 89756 0 605492 32.18 2620 1183688 1305700 44.56 534216 1071112 52 01:53:02 78244 0 694800 36.93 2620 1105892 1478020 50.44 649828 937496 40228 Average: 84000 0 650146 34.55 2620 1144790 1391860 47.50 592022 1004304 20140 01:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:52:01 eth0 605.09 484.32 4049.50 92.51 0.00 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:02 veth15ca5e6 19.38 34.84 1.69 293.63 0.00 0.00 0.00 0.00 01:53:02 eth0 287.26 189.84 375.46 963.60 0.00 0.00 0.00 0.00 01:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:02 docker0 19.38 34.70 1.43 293.62 0.00 0.00 0.00 0.00 Average: veth15ca5e6 9.67 17.39 0.84 146.55 0.00 0.00 0.00 0.00 Average: eth0 446.46 337.35 2215.84 527.26 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.67 17.32 0.71 146.54 0.00 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) 09/25/20 _x86_64_ (4 CPU) 01:50:23 LINUX RESTART (4 CPU) 01:51:01 CPU %user %nice %system %iowait %steal %idle 01:52:01 all 15.48 0.00 6.90 2.90 16.88 57.84 01:52:01 0 13.02 0.00 7.30 2.63 18.92 58.13 01:52:01 1 11.15 0.00 5.67 1.89 17.68 63.61 01:52:01 2 18.31 0.00 7.18 5.17 16.25 53.09 01:52:01 3 19.94 0.00 7.54 1.94 14.50 56.07 01:53:02 all 14.61 0.00 2.91 0.64 11.51 70.33 01:53:02 0 27.51 0.00 3.66 0.77 12.63 55.42 01:53:02 1 8.41 0.00 1.82 0.32 11.87 77.59 01:53:02 2 12.48 0.00 3.49 1.09 10.22 72.72 01:53:02 3 10.89 0.00 2.74 0.41 11.36 74.60 Average: all 15.04 0.00 4.88 1.76 14.16 64.16 Average: 0 20.16 0.00 5.51 1.72 15.83 56.80 Average: 1 9.77 0.00 3.74 1.10 14.76 70.63 Average: 2 15.34 0.00 5.30 3.09 13.17 63.09 Average: 3 15.23 0.00 5.04 1.14 12.87 65.71