---> uname -a: Linux bceb058aa08b 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-217 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-217@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 687 140 0 1008 1043 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) 09/03/20 _x86_64_ (4 CPU) 18:32:39 LINUX RESTART (4 CPU) 18:33:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:34:01 159.30 95.82 63.48 0.00 8257.32 38890.66 0.00 18:35:01 103.92 28.64 75.28 0.00 6050.44 19468.85 0.00 Average: 131.63 62.26 69.37 0.00 7154.80 29187.82 0.00 18:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:34:01 72024 0 503352 26.75 2620 1303560 1097232 37.45 470052 1184084 67672 18:35:01 138796 0 631208 33.55 2620 1108932 1282328 43.76 565172 962952 88816 Average: 105410 0 567280 30.15 2620 1206246 1189780 40.61 517612 1073518 78244 18:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:34:01 eth0 534.02 314.71 2674.37 58.85 0.00 0.00 0.00 0.00 18:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 veth2b3eb10 15.85 30.69 1.46 292.66 0.00 0.00 0.00 0.00 18:35:01 eth0 230.79 119.85 1534.85 31.85 0.00 0.00 0.00 0.00 18:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 docker0 15.85 30.55 1.25 292.65 0.00 0.00 0.00 0.00 Average: veth2b3eb10 7.92 15.33 0.73 146.21 0.00 0.00 0.00 0.00 Average: eth0 382.53 217.36 2105.08 45.36 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 7.92 15.26 0.62 146.20 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) 09/03/20 _x86_64_ (4 CPU) 18:32:39 LINUX RESTART (4 CPU) 18:33:01 CPU %user %nice %system %iowait %steal %idle 18:34:01 all 12.67 0.00 7.90 7.09 19.13 53.21 18:34:01 0 13.19 0.00 6.69 8.77 20.61 50.75 18:34:01 1 14.02 0.00 9.83 4.36 16.39 55.40 18:34:01 2 11.29 0.00 7.56 6.23 19.97 54.95 18:34:01 3 12.17 0.00 7.56 9.01 19.53 51.73 18:35:01 all 10.65 0.00 3.65 1.52 12.05 72.14 18:35:01 0 14.59 0.00 3.58 0.83 13.00 68.00 18:35:01 1 8.47 0.00 3.02 1.14 11.23 76.14 18:35:01 2 9.32 0.00 4.06 2.63 11.87 72.11 18:35:01 3 10.24 0.00 3.94 1.47 12.11 72.24 Average: all 11.65 0.00 5.75 4.27 15.55 62.78 Average: 0 13.89 0.00 5.13 4.79 16.79 59.41 Average: 1 11.20 0.00 6.37 2.73 13.76 65.95 Average: 2 10.30 0.00 5.80 4.42 15.90 63.58 Average: 3 11.19 0.00 5.72 5.17 15.75 62.18