---> uname -a: Linux f53dac5f956e 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-221 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-221@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 637 112 0 1087 1096 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) 08/26/20 _x86_64_ (4 CPU) 22:45:20 LINUX RESTART 22:46:02 tps rtps wtps bread/s bwrtn/s 22:47:01 118.45 38.79 79.66 7171.89 23269.37 22:48:01 101.60 50.27 51.32 5131.97 7799.29 Average: 109.95 44.58 65.38 6143.72 15472.10 22:46:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:47:01 77804 1803752 95.86 2620 1189996 1268680 43.30 571760 1050172 24028 22:48:01 54000 1827556 97.13 2620 1192520 1399348 47.76 657496 970284 11972 Average: 65902 1815654 96.50 2620 1191258 1334014 45.53 614628 1010228 18000 22:46:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:47:01 veth5a2439c 8.95 18.84 0.75 164.05 0.00 0.00 0.00 22:47:01 eth0 639.38 409.19 4135.73 83.44 0.00 0.00 0.00 22:47:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 22:47:01 docker0 8.95 18.72 0.63 164.04 0.00 0.00 0.00 22:48:01 eth0 453.35 292.10 454.25 1522.27 0.00 0.00 0.00 22:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:01 docker0 12.57 20.08 0.96 133.19 0.00 0.00 0.00 Average: eth0 529.81 340.78 2245.87 807.67 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.78 19.41 0.80 148.49 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) 08/26/20 _x86_64_ (4 CPU) 22:45:20 LINUX RESTART 22:46:02 CPU %user %nice %system %iowait %steal %idle 22:47:01 all 15.73 0.00 5.49 2.36 15.39 61.03 22:47:01 0 11.92 0.00 5.03 1.08 17.47 64.49 22:47:01 1 17.84 0.00 5.80 5.68 15.95 54.73 22:47:01 2 18.72 0.00 5.26 1.09 14.69 60.24 22:47:01 3 14.50 0.00 5.86 1.57 13.36 64.71 22:48:01 all 13.95 0.00 2.99 1.16 8.94 72.96 22:48:01 0 19.59 0.00 3.35 3.00 10.54 63.52 22:48:01 1 7.31 0.00 2.35 0.72 8.77 80.84 22:48:01 2 21.75 0.00 4.71 0.78 8.90 63.85 22:48:01 3 7.82 0.00 1.64 0.21 7.60 82.73 Average: all 14.83 0.00 4.22 1.75 12.12 67.07 Average: 0 15.72 0.00 4.20 2.03 14.04 64.01 Average: 1 12.45 0.00 4.03 3.14 12.27 68.10 Average: 2 20.25 0.00 4.98 0.94 11.77 62.06 Average: 3 11.08 0.00 3.69 0.87 10.41 73.94