---> uname -a: Linux 27a48e42932e 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 7.8G 42.2G 16% / 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-163 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-163@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 658 93 0 1085 1075 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) 06/11/20 _x86_64_ (4 CPU) 01:55:34 LINUX RESTART 01:56:01 tps rtps wtps bread/s bwrtn/s 01:57:02 184.41 64.99 119.42 10323.45 33349.04 Average: 184.41 64.99 119.42 10323.45 33349.04 01:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:57:02 112892 1768664 94.00 2620 1110396 1257832 42.93 590056 960940 58032 Average: 112892 1768664 94.00 2620 1110396 1257832 42.93 590056 960940 58032 01:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:57:02 veth36e66af 20.45 36.18 1.76 293.13 0.00 0.00 0.00 01:57:02 eth0 1110.70 660.36 4314.48 113.01 0.00 0.00 0.00 01:57:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:57:02 docker0 20.45 36.05 1.48 293.12 0.00 0.00 0.00 Average: veth36e66af 20.45 36.18 1.76 293.13 0.00 0.00 0.00 Average: eth0 1110.70 660.36 4314.48 113.01 0.00 0.00 0.00 Average: lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 Average: docker0 20.45 36.05 1.48 293.12 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) 06/11/20 _x86_64_ (4 CPU) 01:55:34 LINUX RESTART 01:56:01 CPU %user %nice %system %iowait %steal %idle 01:57:02 all 22.21 0.00 6.55 4.54 0.03 66.68 01:57:02 0 23.72 0.00 8.10 6.04 0.02 62.12 01:57:02 1 17.96 0.00 5.69 2.95 0.02 73.38 01:57:02 2 24.39 0.00 7.02 6.06 0.05 62.48 01:57:02 3 22.78 0.00 5.38 3.10 0.02 68.73 Average: all 22.21 0.00 6.55 4.54 0.03 66.68 Average: 0 23.72 0.00 8.10 6.04 0.02 62.12 Average: 1 17.96 0.00 5.69 2.95 0.02 73.38 Average: 2 24.39 0.00 7.02 6.06 0.05 62.48 Average: 3 22.78 0.00 5.38 3.10 0.02 68.73