---> uname -a: Linux d053d73edf91 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-207 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-207@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 624 136 0 1076 1107 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) 09/16/20 _x86_64_ (4 CPU) 01:50:12 LINUX RESTART (4 CPU) 01:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:52:01 56.03 7.30 48.74 0.00 958.38 16223.64 0.00 01:53:02 109.67 28.46 81.21 0.00 5919.26 13015.07 0.00 Average: 82.86 17.88 64.98 0.00 3439.43 14618.95 0.00 01:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 223076 0 489404 26.01 2620 1166456 1082500 36.94 433920 1069360 36616 01:53:02 124528 0 592844 31.51 2620 1161564 1222776 41.73 545968 997220 44340 Average: 173802 0 541124 28.76 2620 1164010 1152638 39.34 489944 1033290 40478 01:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:52:01 eth0 554.19 328.97 2729.13 47.94 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 eth0 244.24 144.56 1146.67 283.56 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 vethcd299d3 23.72 34.72 2.01 293.52 0.00 0.00 0.00 0.00 01:53:02 docker0 23.72 34.59 1.69 293.51 0.00 0.00 0.00 0.00 Average: eth0 399.18 236.74 1937.70 165.78 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: vethcd299d3 11.87 17.37 1.01 146.80 0.00 0.00 0.00 0.00 Average: docker0 11.87 17.30 0.84 146.79 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) 09/16/20 _x86_64_ (4 CPU) 01:50:12 LINUX RESTART (4 CPU) 01:51:01 CPU %user %nice %system %iowait %steal %idle 01:52:01 all 8.73 0.00 2.49 1.49 9.91 77.37 01:52:01 0 6.20 0.00 2.20 1.15 13.27 77.17 01:52:01 1 9.83 0.00 1.87 0.93 8.53 78.83 01:52:01 2 9.40 0.00 2.39 3.40 10.14 74.67 01:52:01 3 9.54 0.00 3.52 0.50 7.64 78.80 01:53:02 all 14.46 0.00 3.82 1.04 10.09 70.58 01:53:02 0 7.09 0.00 2.35 1.23 10.45 78.87 01:53:02 1 22.37 0.00 4.88 1.83 10.73 60.19 01:53:02 2 15.61 0.00 4.26 0.77 9.24 70.12 01:53:02 3 13.13 0.00 3.85 0.35 9.94 72.73 Average: all 11.60 0.00 3.16 1.27 10.00 73.97 Average: 0 6.65 0.00 2.28 1.19 11.85 78.03 Average: 1 16.05 0.00 3.36 1.38 9.62 69.58 Average: 2 12.50 0.00 3.32 2.09 9.69 72.40 Average: 3 11.35 0.00 3.69 0.42 8.80 75.74