---> uname -a: Linux 9f7efba2ad45 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 7.7G 42.3G 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 7.7G 42.3G 15% /etc/resolv.conf /dev/vda1 50.0G 7.7G 42.3G 15% /etc/hostname /dev/vda1 50.0G 7.7G 42.3G 15% /etc/hosts /dev/vda1 50.0G 7.7G 42.3G 15% /w/workspace/edgexfoundry_edgex-docs_PR-217@tmp /dev/vda1 50.0G 7.7G 42.3G 15% /var/log/sa /dev/vda1 50.0G 7.7G 42.3G 15% /w/workspace/edgexfoundry_edgex-docs_PR-217 ---> free -m: total used free shared buff/cache available Mem: 1837 676 89 0 1071 1057 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) 08/20/20 _x86_64_ (4 CPU) 18:36:52 LINUX RESTART 18:38:01 tps rtps wtps bread/s bwrtn/s 18:39:01 128.44 29.84 98.60 6215.43 21820.66 18:40:01 188.53 118.34 70.19 8678.10 23899.05 Average: 158.49 74.10 84.39 7446.97 22860.03 18:38:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:39:01 73468 1808088 96.10 2620 1153020 1285136 43.86 543436 1047944 102116 18:40:01 123512 1758044 93.44 2132 1073468 1367696 46.68 622660 922864 8 Average: 98490 1783066 94.77 2376 1113244 1326416 45.27 583048 985404 51062 18:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:39:01 eth0 174.83 92.82 1158.63 30.04 0.00 0.00 0.00 18:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 veth3b38638 15.97 29.40 1.47 292.60 0.00 0.00 0.00 18:39:01 docker0 15.97 29.27 1.25 292.59 0.00 0.00 0.00 18:40:01 eth0 608.41 379.10 2455.72 2183.46 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 391.66 235.98 1807.28 1106.93 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.99 14.63 0.63 146.27 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) 08/20/20 _x86_64_ (4 CPU) 18:36:52 LINUX RESTART 18:38:01 CPU %user %nice %system %iowait %steal %idle 18:39:01 all 12.02 0.00 4.05 1.87 8.52 73.54 18:39:01 0 12.62 0.00 3.80 1.07 9.30 73.21 18:39:01 1 12.46 0.00 4.54 4.57 8.42 70.01 18:39:01 2 11.86 0.00 4.20 0.33 7.72 75.88 18:39:01 3 11.13 0.00 3.67 1.49 8.66 75.06 18:40:01 all 12.15 0.00 3.89 2.11 15.49 66.35 18:40:01 0 9.42 0.00 4.07 1.67 17.27 67.56 18:40:01 1 7.84 0.00 3.53 1.24 15.39 72.00 18:40:01 2 20.04 0.00 4.11 1.76 14.93 59.16 18:40:01 3 11.65 0.00 3.83 3.82 14.38 66.32 Average: all 12.09 0.00 3.97 1.99 12.04 69.92 Average: 0 11.00 0.00 3.94 1.38 13.32 70.36 Average: 1 10.10 0.00 4.03 2.87 11.98 71.03 Average: 2 15.94 0.00 4.16 1.05 11.31 67.55 Average: 3 11.39 0.00 3.75 2.65 11.52 70.68