---> uname -a: Linux 8772b625dc36 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 683 132 0 1021 1047 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) 09/23/20 _x86_64_ (4 CPU) 17:49:59 LINUX RESTART (4 CPU) 17:51:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:52:01 108.30 32.59 75.72 0.00 6568.74 22881.71 0.00 17:53:02 92.13 49.91 42.22 0.00 5441.54 6330.60 0.00 Average: 100.22 41.25 58.97 0.00 6005.05 14604.78 0.00 17:51:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:52:01 74056 0 640420 34.04 2620 1164460 1300924 44.40 570988 1052632 31184 17:53:02 108108 0 641328 34.08 2620 1129500 1383532 47.22 622996 971516 25512 Average: 91082 0 640874 34.06 2620 1146980 1342228 45.81 596992 1012074 28348 17:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:52:01 eth0 505.12 318.20 3761.21 62.20 0.00 0.00 0.00 0.00 17:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 vethe64ab50 16.97 25.16 1.37 201.19 0.00 0.00 0.00 0.00 17:52:01 docker0 16.97 25.05 1.14 201.18 0.00 0.00 0.00 0.00 17:53:02 eth0 305.51 208.62 545.39 919.39 0.00 0.00 0.00 0.00 17:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:02 docker0 8.47 15.26 0.61 92.27 0.00 0.00 0.00 0.00 Average: eth0 405.30 263.40 2153.04 490.87 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 12.72 20.15 0.88 146.72 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) 09/23/20 _x86_64_ (4 CPU) 17:49:59 LINUX RESTART (4 CPU) 17:51:01 CPU %user %nice %system %iowait %steal %idle 17:52:01 all 11.48 0.00 3.78 2.70 17.51 64.53 17:52:01 0 11.50 0.00 4.68 1.94 20.42 61.46 17:52:01 1 13.70 0.00 3.18 0.68 17.70 64.74 17:52:01 2 11.55 0.00 3.53 2.91 16.72 65.29 17:52:01 3 9.14 0.00 3.70 5.30 15.18 66.68 17:53:02 all 14.14 0.00 2.58 1.77 10.78 70.73 17:53:02 0 15.49 0.00 2.34 0.46 11.99 69.73 17:53:02 1 18.26 0.00 2.76 3.72 10.60 64.66 17:53:02 2 11.48 0.00 2.46 1.28 9.43 75.35 17:53:02 3 11.35 0.00 2.77 1.63 11.09 73.15 Average: all 12.80 0.00 3.18 2.24 14.15 67.62 Average: 0 13.48 0.00 3.52 1.20 16.23 65.57 Average: 1 15.97 0.00 2.97 2.19 14.17 64.70 Average: 2 11.52 0.00 3.00 2.10 13.08 70.31 Average: 3 10.25 0.00 3.23 3.46 13.13 69.93