---> uname -a: Linux 8e7ca4b0969f 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% /w/workspace/edgexfoundry_edgex-docs_PR-196 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-196@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 671 144 0 1022 1060 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) 09/22/20 _x86_64_ (4 CPU) 02:37:20 LINUX RESTART (4 CPU) 02:38:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:39:01 78.76 32.43 46.33 0.00 5732.57 16167.55 0.00 02:40:01 104.44 22.33 82.11 0.00 2920.75 11442.32 0.00 Average: 91.71 27.34 64.38 0.00 4314.29 13784.14 0.00 02:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:39:01 65140 0 559988 29.76 2620 1253808 1285724 43.88 546608 1113480 41200 02:40:01 117112 0 626344 33.29 2620 1135480 1241760 42.38 557512 989828 45716 Average: 91126 0 593166 31.53 2620 1194644 1263742 43.13 552060 1051654 43458 02:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:39:01 eth0 847.73 460.48 3923.89 77.24 0.00 0.00 0.00 0.00 02:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 eth0 100.70 68.37 344.47 123.99 0.00 0.00 0.00 0.00 02:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 veth0049889 17.69 37.20 1.58 294.22 0.00 0.00 0.00 0.00 02:40:01 docker0 17.69 37.07 1.34 294.21 0.00 0.00 0.00 0.00 Average: eth0 470.93 262.70 2118.43 100.82 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: veth0049889 8.92 18.76 0.80 148.40 0.00 0.00 0.00 0.00 Average: docker0 8.92 18.70 0.68 148.40 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) 09/22/20 _x86_64_ (4 CPU) 02:37:20 LINUX RESTART (4 CPU) 02:38:02 CPU %user %nice %system %iowait %steal %idle 02:39:01 all 12.90 0.00 4.42 2.15 10.81 69.71 02:39:01 0 11.32 0.00 4.63 2.40 12.78 68.87 02:39:01 1 13.51 0.00 4.09 1.46 9.23 71.70 02:39:01 2 16.26 0.00 4.88 1.81 11.31 65.74 02:39:01 3 10.65 0.00 4.11 2.93 9.96 72.35 02:40:01 all 13.31 0.00 3.72 0.83 12.53 69.61 02:40:01 0 27.85 0.00 5.96 0.70 13.93 51.55 02:40:01 1 6.56 0.00 3.00 0.16 13.13 77.16 02:40:01 2 5.06 0.00 2.43 1.19 11.03 80.30 02:40:01 3 14.95 0.00 3.64 1.31 12.08 68.01 Average: all 13.11 0.00 4.06 1.47 11.70 69.66 Average: 0 19.64 0.00 5.30 1.55 13.36 60.15 Average: 1 9.86 0.00 3.52 0.77 11.28 74.57 Average: 2 10.34 0.00 3.58 1.48 11.16 73.44 Average: 3 12.85 0.00 3.87 2.10 11.04 70.14