---> uname -a: Linux 123b627dc57a 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-229 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-229@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 653 141 0 1042 1077 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) 09/16/20 _x86_64_ (4 CPU) 01:49:00 LINUX RESTART (4 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:51:01 105.57 28.77 76.80 0.00 6084.28 20128.09 0.00 01:52:01 149.26 61.31 87.95 0.00 6732.64 12917.46 0.00 Average: 127.42 45.04 82.37 0.00 6408.51 16522.17 0.00 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 115404 0 621156 33.01 2620 1142376 1271484 43.39 568468 1002320 55172 01:52:01 168428 0 648876 34.49 2596 1061656 1433448 48.92 626376 876320 28 Average: 141916 0 635016 33.75 2608 1102016 1352466 46.16 597422 939320 27600 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:51:01 eth0 643.42 333.28 3526.73 61.32 0.00 0.00 0.00 0.00 01:51:01 veth6bff80b 18.99 35.11 1.64 224.37 0.00 0.00 0.00 0.00 01:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 docker0 18.99 34.97 1.38 224.36 0.00 0.00 0.00 0.00 01:52:01 eth0 370.69 256.26 885.06 1096.10 0.00 0.00 0.00 0.00 01:52:01 vethce57bff 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 4.80 9.34 0.33 69.80 0.00 0.00 0.00 0.00 Average: eth0 507.03 294.76 2205.67 578.80 0.00 0.00 0.00 0.00 Average: vethce57bff 0.00 0.02 0.00 0.00 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: docker0 11.90 22.16 0.85 147.07 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) 09/16/20 _x86_64_ (4 CPU) 01:49:00 LINUX RESTART (4 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 01:51:01 all 9.73 0.00 3.45 1.82 8.11 76.90 01:51:01 0 8.21 0.00 3.70 2.57 9.74 75.77 01:51:01 1 4.18 0.00 2.52 1.14 7.62 84.55 01:51:01 2 15.03 0.00 4.49 1.62 8.45 70.41 01:51:01 3 11.80 0.00 3.12 1.97 6.66 76.45 01:52:01 all 10.74 0.00 3.57 1.63 12.28 71.78 01:52:01 0 9.98 0.00 4.37 0.38 14.06 71.21 01:52:01 1 7.49 0.00 2.70 2.22 12.40 75.18 01:52:01 2 15.11 0.00 3.60 0.85 11.10 69.35 01:52:01 3 10.51 0.00 3.63 3.07 11.52 71.27 Average: all 10.24 0.00 3.51 1.72 10.23 74.29 Average: 0 9.11 0.00 4.04 1.45 11.94 73.45 Average: 1 5.86 0.00 2.61 1.69 10.04 79.80 Average: 2 15.07 0.00 4.04 1.22 9.80 69.87 Average: 3 11.15 0.00 3.38 2.53 9.13 73.82