---> uname -a: Linux 77eb82f9acb3 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 42.6G 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 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.6G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.6G 15% /w/workspace/edgexfoundry_edgex-docs_PR-217 /dev/vda1 50.0G 7.3G 42.6G 15% /w/workspace/edgexfoundry_edgex-docs_PR-217@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 685 134 0 1017 1045 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) 09/02/20 _x86_64_ (4 CPU) 23:54:30 LINUX RESTART (4 CPU) 23:55:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:56:01 183.44 68.88 114.57 0.00 8428.80 58465.12 0.00 23:57:01 71.53 14.30 57.23 0.00 1715.29 6244.03 0.00 Average: 127.51 41.60 85.91 0.00 5073.44 32365.42 0.00 23:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:56:01 99648 0 592428 31.49 2620 1186860 1292116 44.10 554176 1052976 20 23:57:01 106116 0 674704 35.86 2620 1098116 1361000 46.45 673984 896528 96 Average: 102882 0 633566 33.67 2620 1142488 1326558 45.27 614080 974752 58 23:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:56:01 eth0 602.28 360.07 3869.57 75.17 0.00 0.00 0.00 0.00 23:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:57:01 eth0 412.70 272.49 404.93 1516.39 0.00 0.00 0.00 0.00 23:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:57:01 docker0 33.33 52.53 2.17 294.24 0.00 0.00 0.00 0.00 Average: eth0 507.53 316.30 2137.97 795.48 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 16.66 26.25 1.09 147.06 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) 09/02/20 _x86_64_ (4 CPU) 23:54:30 LINUX RESTART (4 CPU) 23:55:01 CPU %user %nice %system %iowait %steal %idle 23:56:01 all 15.33 0.00 8.84 4.20 15.90 55.74 23:56:01 0 16.72 0.00 12.26 1.79 15.93 53.31 23:56:01 1 17.81 0.00 8.33 3.82 15.28 54.76 23:56:01 2 11.63 0.00 6.77 4.62 17.12 59.86 23:56:01 3 15.31 0.00 8.15 6.56 15.20 54.79 23:57:01 all 14.46 0.00 3.16 0.61 10.93 70.83 23:57:01 0 24.38 0.00 3.88 0.73 13.16 57.85 23:57:01 1 6.44 0.00 1.44 1.03 11.21 79.88 23:57:01 2 17.14 0.00 4.34 0.33 9.39 68.80 23:57:01 3 10.58 0.00 3.11 0.34 10.02 75.95 Average: all 14.89 0.00 5.97 2.39 13.39 63.37 Average: 0 20.57 0.00 8.04 1.25 14.54 55.60 Average: 1 11.98 0.00 4.79 2.39 13.19 67.65 Average: 2 14.34 0.00 5.57 2.51 13.32 64.26 Average: 3 12.88 0.00 5.56 3.36 12.54 65.67