---> uname -a: Linux c7d8bb686207 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-204 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-204@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 680 138 0 1018 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) 09/21/20 _x86_64_ (4 CPU) 17:50:07 LINUX RESTART (4 CPU) 17:51:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:52:01 108.74 31.76 76.99 0.00 6623.88 22010.48 0.00 17:53:01 110.48 50.46 60.02 0.00 5303.21 7150.81 0.00 Average: 109.62 41.18 68.44 0.00 5958.17 14520.21 0.00 17:51:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:52:01 70580 0 634952 33.75 2620 1173404 1293380 44.14 575268 1048816 37672 17:53:01 66496 0 690724 36.71 2620 1121716 1557028 53.14 677528 955996 71136 Average: 68538 0 662838 35.23 2620 1147560 1425204 48.64 626398 1002406 54404 17:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:52:01 eth0 585.75 368.48 4025.46 89.13 0.00 0.00 0.00 0.00 17:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 veth59e3da2 10.47 22.95 0.99 225.22 0.00 0.00 0.00 0.00 17:52:01 docker0 10.47 22.81 0.85 225.21 0.00 0.00 0.00 0.00 17:53:01 eth0 411.51 276.84 890.05 1108.13 0.00 0.00 0.00 0.00 17:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 docker0 5.69 10.26 0.42 71.89 0.00 0.00 0.00 0.00 Average: eth0 497.92 322.29 2445.00 602.77 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 8.06 16.49 0.63 147.93 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) 09/21/20 _x86_64_ (4 CPU) 17:50:07 LINUX RESTART (4 CPU) 17:51:02 CPU %user %nice %system %iowait %steal %idle 17:52:01 all 11.60 0.00 4.36 1.75 16.24 66.05 17:52:01 0 11.03 0.00 4.85 1.78 17.54 64.80 17:52:01 1 10.42 0.00 4.48 1.68 16.44 66.99 17:52:01 2 8.75 0.00 3.28 3.07 15.98 68.92 17:52:01 3 16.37 0.00 4.90 0.40 15.06 63.27 17:53:01 all 13.53 0.00 3.19 1.05 8.63 73.61 17:53:01 0 12.53 0.00 3.30 0.37 9.92 73.88 17:53:01 1 12.95 0.00 2.72 1.88 8.06 74.40 17:53:01 2 23.96 0.00 4.74 0.95 8.14 62.21 17:53:01 3 5.19 0.00 2.07 0.98 8.38 83.38 Average: all 12.57 0.00 3.77 1.39 12.41 69.86 Average: 0 11.80 0.00 4.05 1.06 13.64 69.45 Average: 1 11.69 0.00 3.59 1.78 12.23 70.71 Average: 2 16.17 0.00 3.99 2.04 12.15 65.65 Average: 3 10.63 0.00 3.45 0.69 11.64 73.59