---> uname -a: Linux e22b5d9607eb 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: 2933.442 BogoMIPS: 5866.88 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 7.8G 42.2G 16% / 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-145 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-145@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 641 98 0 1096 1092 Swap: 1023 2 1021 ---> 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) 06/08/20 _x86_64_ (4 CPU) 13:48:38 LINUX RESTART 13:49:03 tps rtps wtps bread/s bwrtn/s 13:50:01 184.80 72.15 112.65 10619.07 47785.63 13:51:01 160.08 65.49 94.58 6941.75 20349.51 Average: 172.22 68.76 103.46 8747.92 33825.19 13:49:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 95136 1786420 94.94 2620 1141568 1265356 43.18 605220 994784 64268 13:51:01 63632 1817924 96.62 2020 1145292 1504116 51.33 750836 870320 78588 Average: 79384 1802172 95.78 2320 1143430 1384736 47.26 678028 932552 71428 13:49:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:50:01 vethbec5161 12.36 21.33 1.13 230.15 0.00 0.00 0.00 13:50:01 eth0 873.53 561.76 4366.02 92.61 0.00 0.00 0.00 13:50:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 13:50:01 docker0 12.36 21.20 0.96 230.14 0.00 0.00 0.00 13:51:01 eth0 1114.09 668.47 2585.58 2807.95 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 5.23 7.26 0.39 69.95 0.00 0.00 0.00 Average: eth0 983.19 610.23 3437.85 1473.70 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.73 14.11 0.67 148.63 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) 06/08/20 _x86_64_ (4 CPU) 13:48:38 LINUX RESTART 13:49:03 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 18.83 0.00 7.76 7.25 0.03 66.12 13:50:01 0 18.52 0.00 8.89 7.52 0.04 65.03 13:50:01 1 19.01 0.00 8.27 8.47 0.02 64.23 13:50:01 2 16.06 0.00 7.63 7.45 0.05 68.81 13:50:01 3 21.76 0.00 6.26 5.56 0.03 66.38 13:51:01 all 18.69 0.00 6.65 2.46 0.15 72.06 13:51:01 0 22.30 0.00 7.87 1.30 0.15 68.38 13:51:01 1 20.55 0.00 6.06 3.67 0.17 69.56 13:51:01 2 16.33 0.00 6.29 1.77 0.12 75.50 13:51:01 3 15.58 0.00 6.39 3.07 0.17 74.79 Average: all 18.76 0.00 7.19 4.81 0.09 69.14 Average: 0 20.44 0.00 8.37 4.36 0.09 66.73 Average: 1 19.79 0.00 7.14 6.03 0.09 66.93 Average: 2 16.19 0.00 6.95 4.57 0.09 72.20 Average: 3 18.61 0.00 6.33 4.30 0.10 70.66