---> uname -a: Linux 2ba9968151b4 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% /var/log/sa /dev/vda1 50.0G 7.7G 42.3G 15% /w/workspace/edgexfoundry_edgex-docs_PR-207 /dev/vda1 50.0G 7.7G 42.3G 15% /w/workspace/edgexfoundry_edgex-docs_PR-207@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 683 84 0 1069 1050 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) 08/13/20 _x86_64_ (4 CPU) 01:49:26 LINUX RESTART 01:50:01 tps rtps wtps bread/s bwrtn/s 01:51:02 128.38 44.62 83.76 6674.65 44906.07 01:52:01 92.41 25.39 67.02 3078.21 15159.90 Average: 110.55 35.09 75.46 4891.96 30161.42 01:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:02 64760 1816796 96.56 2620 1252552 1276636 43.57 502456 1159096 39564 01:52:01 120492 1761064 93.60 2620 1126788 1233224 42.09 542184 1004128 8084 Average: 92626 1788930 95.08 2620 1189670 1254930 42.83 522320 1081612 23824 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:02 eth0 978.82 829.68 3735.39 115.99 0.00 0.00 0.00 01:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 vetha02042c 24.54 36.27 2.05 298.03 0.00 0.00 0.00 01:52:01 eth0 1192.08 988.40 4306.43 248.84 0.00 0.00 0.00 01:52:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:52:01 docker0 24.54 36.13 1.71 298.02 0.00 0.00 0.00 Average: vetha02042c 12.17 17.98 1.01 147.73 0.00 0.00 0.00 Average: eth0 590.89 489.93 2134.62 123.35 0.00 0.00 0.00 Average: lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.17 17.91 0.85 147.72 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) 08/13/20 _x86_64_ (4 CPU) 01:49:26 LINUX RESTART 01:50:01 CPU %user %nice %system %iowait %steal %idle 01:51:02 all 15.60 0.00 6.86 5.30 0.44 71.80 01:51:02 0 14.87 0.00 7.47 4.60 0.63 72.44 01:51:02 1 13.43 0.00 5.54 4.75 0.37 75.92 01:51:02 2 15.89 0.00 5.98 7.30 0.34 70.49 01:51:02 3 18.22 0.00 8.45 4.56 0.39 68.37 01:52:01 all 13.53 0.00 4.26 0.74 0.77 80.70 01:52:01 0 4.94 0.00 2.90 0.72 0.96 90.48 01:52:01 1 17.93 0.00 4.97 0.96 0.63 75.51 01:52:01 2 22.36 0.00 5.55 0.72 0.70 70.67 01:52:01 3 8.89 0.00 3.62 0.56 0.80 86.13 Average: all 14.57 0.00 5.56 3.03 0.60 76.23 Average: 0 9.90 0.00 5.19 2.66 0.79 81.46 Average: 1 15.66 0.00 5.26 2.87 0.50 75.71 Average: 2 19.10 0.00 5.77 4.03 0.52 70.58 Average: 3 13.58 0.00 6.05 2.57 0.59 77.21