---> uname -a: Linux db14dd42cce9 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 7.6G 42.4G 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 7.6G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.6G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.6G 42.4G 15% /var/log/sa /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-214 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-214@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 104 0 1060 1061 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) 08/25/20 _x86_64_ (4 CPU) 01:49:21 LINUX RESTART 01:50:02 tps rtps wtps bread/s bwrtn/s 01:51:01 148.27 39.45 108.81 7192.56 29071.87 01:52:12 109.34 69.30 40.04 5325.79 15757.89 Average: 127.02 55.74 71.28 6173.81 21806.07 01:50:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 112804 1768752 94.00 2620 1141704 1205064 41.13 533716 1011240 75784 01:52:12 116312 1765244 93.82 2596 1075184 1521216 51.92 665484 910008 13740 Average: 114558 1766998 93.91 2608 1108444 1363140 46.52 599600 960624 44762 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 eth0 1209.44 951.01 4276.16 248.50 0.00 0.00 0.00 01:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 veth2674368 25.41 39.87 2.15 298.38 0.00 0.00 0.00 01:51:01 docker0 25.41 39.74 1.80 298.37 0.00 0.00 0.00 01:52:12 eth0 484.17 296.44 2049.29 1188.42 0.00 0.00 0.00 01:52:12 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 813.64 593.79 3060.90 761.44 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.54 18.05 0.82 135.54 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) 08/25/20 _x86_64_ (4 CPU) 01:49:21 LINUX RESTART 01:50:02 CPU %user %nice %system %iowait %steal %idle 01:51:01 all 21.25 0.00 5.82 2.09 0.03 70.81 01:51:01 0 26.34 0.00 8.52 2.54 0.05 62.54 01:51:01 1 23.33 0.00 5.24 2.95 0.03 68.45 01:51:01 2 21.61 0.00 4.51 2.05 0.02 71.82 01:51:01 3 13.70 0.00 5.01 0.82 0.03 80.43 01:52:12 all 6.76 0.00 2.59 22.85 0.02 67.78 01:52:12 0 9.88 0.00 2.62 4.31 0.03 83.16 01:52:12 1 4.35 0.00 2.29 47.13 0.03 46.21 01:52:12 2 8.35 0.00 2.69 24.73 0.03 64.19 01:52:12 3 4.48 0.00 2.74 15.14 0.03 77.61 Average: all 13.33 0.00 4.05 13.43 0.03 69.16 Average: 0 17.34 0.00 5.29 3.51 0.04 73.82 Average: 1 12.97 0.00 3.63 27.06 0.03 56.31 Average: 2 14.37 0.00 3.52 14.44 0.02 67.65 Average: 3 8.67 0.00 3.77 8.64 0.03 78.89