---> uname -a: Linux e956da176d93 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 7.6G 42.4G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-191 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-191@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 664 108 0 1064 1068 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) 09/01/20 _x86_64_ (4 CPU) 01:52:36 LINUX RESTART 01:54:01 tps rtps wtps bread/s bwrtn/s 01:55:01 96.81 27.41 69.40 5817.54 18981.18 01:56:01 147.66 63.60 84.06 5620.61 21978.11 Average: 122.22 45.50 76.73 5719.11 20479.15 01:54:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 83484 1798072 95.56 2620 1179304 1240084 42.32 580572 1025384 64808 01:56:01 185496 1696060 90.14 2596 1051300 1320504 45.07 596632 911472 12104 Average: 134490 1747066 92.85 2608 1115302 1280294 43.69 588602 968428 38456 01:54:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:55:01 veth67ef4f4 9.73 23.01 0.95 222.44 0.00 0.00 0.00 01:55:01 eth0 750.93 444.97 4138.35 88.25 0.00 0.00 0.00 01:55:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:55:01 docker0 9.73 22.87 0.82 222.43 0.00 0.00 0.00 01:56:01 eth0 379.39 232.88 2470.12 1101.06 0.00 0.00 0.00 01:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 docker0 6.47 10.84 0.45 70.40 0.00 0.00 0.00 Average: eth0 400.55 224.88 2475.73 568.10 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.10 16.86 0.63 146.44 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) 09/01/20 _x86_64_ (4 CPU) 01:52:36 LINUX RESTART 01:54:01 CPU %user %nice %system %iowait %steal %idle 01:55:01 all 8.28 0.00 3.29 1.80 8.69 77.94 01:55:01 0 8.68 0.00 2.82 0.65 8.93 78.92 01:55:01 1 8.20 0.00 3.79 4.39 9.54 74.09 01:55:01 2 5.38 0.00 2.62 1.18 7.89 82.93 01:55:01 3 10.93 0.00 3.93 0.99 8.39 75.76 01:56:01 all 13.66 0.00 4.07 1.44 14.48 66.34 01:56:01 0 16.68 0.00 5.54 0.57 15.20 62.02 01:56:01 1 5.60 0.00 2.66 0.70 13.14 77.90 01:56:01 2 12.77 0.00 2.94 3.37 14.69 66.23 01:56:01 3 20.11 0.00 5.27 1.07 14.96 58.58 Average: all 10.99 0.00 3.68 1.62 11.61 72.09 Average: 0 12.67 0.00 4.18 0.61 12.05 70.49 Average: 1 6.87 0.00 3.22 2.50 11.38 76.03 Average: 2 9.12 0.00 2.78 2.29 11.34 74.48 Average: 3 15.53 0.00 4.60 1.03 11.68 67.16