---> uname -a: Linux ecbc44c97759 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-220 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-220@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 679 144 0 1012 1051 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) 09/05/20 _x86_64_ (4 CPU) 00:13:31 LINUX RESTART (4 CPU) 00:14:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:15:02 145.78 52.48 93.31 0.00 8177.00 37908.95 0.00 00:16:02 59.45 13.54 45.91 0.00 1354.49 5678.16 0.00 Average: 102.64 33.02 69.62 0.00 4767.47 21801.71 0.00 00:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:15:02 68908 0 601832 31.99 2620 1208196 1744672 59.54 537748 1097172 36 00:16:02 71292 0 654848 34.80 2620 1152796 1285768 43.88 623216 966868 42420 Average: 70100 0 628340 33.39 2620 1180496 1515220 51.71 580482 1032020 21228 00:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:15:02 eth0 604.87 452.16 3931.13 81.49 0.00 0.00 0.00 0.00 00:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:15:02 vethdd40d1f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:15:02 vethe456406 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:16:02 eth0 200.27 129.42 364.57 627.84 0.00 0.00 0.00 0.00 00:16:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:16:02 vethdd40d1f 17.00 39.55 1.56 298.15 0.00 0.00 0.00 0.00 00:16:02 docker0 17.00 39.42 1.32 298.14 0.00 0.00 0.00 0.00 Average: eth0 402.67 290.87 2148.75 354.52 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: vethdd40d1f 8.50 19.77 0.78 149.00 0.00 0.00 0.00 0.00 Average: docker0 8.50 19.70 0.66 148.99 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) 09/05/20 _x86_64_ (4 CPU) 00:13:31 LINUX RESTART (4 CPU) 00:14:02 CPU %user %nice %system %iowait %steal %idle 00:15:02 all 13.86 0.00 6.63 3.73 15.33 60.45 00:15:02 0 12.76 0.00 6.53 2.49 16.73 61.49 00:15:02 1 15.90 0.00 6.25 3.65 15.00 59.20 00:15:02 2 14.96 0.00 7.67 2.96 15.13 59.28 00:15:02 3 11.90 0.00 6.08 5.82 14.44 61.77 00:16:02 all 13.06 0.00 2.78 0.68 14.72 68.75 00:16:02 0 12.22 0.00 3.64 1.53 15.43 67.18 00:16:02 1 15.10 0.00 2.54 0.74 14.65 66.97 00:16:02 2 10.27 0.00 2.43 0.24 14.84 72.22 00:16:02 3 14.65 0.00 2.54 0.23 13.97 68.61 Average: all 13.45 0.00 4.66 2.17 15.02 64.70 Average: 0 12.49 0.00 5.07 2.01 16.07 64.36 Average: 1 15.48 0.00 4.32 2.14 14.82 63.24 Average: 2 12.54 0.00 4.97 1.56 14.98 65.96 Average: 3 13.29 0.00 4.29 3.00 14.20 65.23