---> uname -a: Linux 537347c6bc74 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 677 141 0 1018 1053 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) 09/04/20 _x86_64_ (4 CPU) 01:50:52 LINUX RESTART (4 CPU) 01:52:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:53:02 100.27 27.61 72.65 0.00 6104.60 20807.87 0.00 01:54:01 152.98 59.28 93.71 0.00 6641.23 13096.94 0.00 Average: 126.38 43.30 83.08 0.00 6370.44 16987.94 0.00 01:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:53:02 91652 0 634104 33.70 2620 1153180 1281916 43.75 588640 1009264 60120 01:54:01 108200 0 670860 35.65 2596 1099900 1347140 45.98 652136 915916 12 Average: 99926 0 652482 34.68 2608 1126540 1314528 44.86 620388 962590 30066 01:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:53:02 eth0 495.30 375.20 2907.49 62.71 0.00 0.00 0.00 0.00 01:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:02 veth40987dd 7.44 24.19 0.80 222.37 0.00 0.00 0.00 0.00 01:53:02 docker0 7.44 24.06 0.70 222.35 0.00 0.00 0.00 0.00 01:54:01 eth0 353.61 244.77 899.19 1121.19 0.00 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 docker0 5.16 9.93 0.38 71.77 0.00 0.00 0.00 0.00 Average: eth0 425.11 310.58 1912.59 587.08 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 6.31 17.06 0.54 147.76 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) 09/04/20 _x86_64_ (4 CPU) 01:50:52 LINUX RESTART (4 CPU) 01:52:01 CPU %user %nice %system %iowait %steal %idle 01:53:02 all 8.68 0.00 3.33 1.70 12.34 73.94 01:53:02 0 6.00 0.00 3.16 2.40 14.38 74.07 01:53:02 1 11.03 0.00 4.08 0.91 13.28 70.70 01:53:02 2 9.80 0.00 3.11 0.92 11.09 75.08 01:53:02 3 7.97 0.00 2.97 2.56 10.61 75.89 01:54:01 all 12.58 0.00 3.68 1.38 10.54 71.82 01:54:01 0 11.08 0.00 3.83 0.31 11.14 73.64 01:54:01 1 9.93 0.00 3.28 3.78 11.26 71.74 01:54:01 2 5.92 0.00 3.36 0.46 10.52 79.74 01:54:01 3 23.84 0.00 4.28 0.98 9.20 61.70 Average: all 10.60 0.00 3.50 1.55 11.45 72.90 Average: 0 8.47 0.00 3.49 1.38 12.80 73.86 Average: 1 10.49 0.00 3.68 2.33 12.28 71.22 Average: 2 7.85 0.00 3.24 0.69 10.80 77.42 Average: 3 15.68 0.00 3.60 1.79 9.92 68.99