---> uname -a: Linux 30bc354a4c22 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: 2933.436 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-213 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-213@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 668 109 0 1060 1065 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) 01:49:32 LINUX RESTART 01:50:01 tps rtps wtps bread/s bwrtn/s 01:51:01 129.17 35.26 93.91 4866.59 51405.84 01:52:01 63.26 26.58 36.68 5777.47 8553.64 01:53:03 103.05 50.73 52.32 5216.62 12102.65 Average: 98.55 37.68 60.86 5286.00 23874.65 01:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:51:01 181064 1700492 90.38 2620 1155560 1083844 36.99 440872 1104716 54160 01:52:01 92888 1788668 95.06 2620 1134952 1257172 42.91 575476 1029024 38312 01:53:03 89304 1792252 95.25 2596 1122260 1512864 51.63 696236 918308 2604 Average: 121085 1760471 93.56 2612 1137591 1284627 43.84 570861 1017349 31692 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:51:01 eth0 786.49 480.20 3073.44 74.87 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 veth43ccfde 16.41 24.16 1.40 222.96 0.00 0.00 0.00 01:52:01 eth0 974.85 593.68 4162.67 96.84 0.00 0.00 0.00 01:52:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:52:01 docker0 16.41 24.03 1.17 222.95 0.00 0.00 0.00 01:53:03 eth0 618.80 378.91 2418.53 1497.88 0.00 0.00 0.00 01:53:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:03 docker0 8.23 10.52 0.54 67.74 0.00 0.00 0.00 Average: eth0 527.11 320.44 2182.66 543.09 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.21 11.50 0.57 96.53 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) 01:49:32 LINUX RESTART 01:50:01 CPU %user %nice %system %iowait %steal %idle 01:51:01 all 13.00 0.00 5.78 7.32 0.16 73.75 01:51:01 0 12.83 0.00 6.78 2.42 0.19 77.78 01:51:01 1 10.85 0.00 4.91 15.65 0.17 68.42 01:51:01 2 12.18 0.00 5.58 2.69 0.14 79.41 01:51:01 3 16.14 0.00 5.85 8.41 0.15 69.45 01:52:01 all 4.98 0.00 2.05 1.92 0.25 90.80 01:52:01 0 6.49 0.00 2.31 0.39 0.24 90.57 01:52:01 1 3.20 0.00 2.06 3.76 0.23 90.74 01:52:01 2 5.34 0.00 2.20 3.43 0.18 88.84 01:52:01 3 4.89 0.00 1.66 0.10 0.35 93.00 01:53:03 all 12.86 0.00 3.40 2.33 0.18 81.24 01:53:03 0 15.60 0.00 3.92 4.20 0.18 76.10 01:53:03 1 19.15 0.00 4.29 0.26 0.23 76.07 01:53:03 2 8.53 0.00 2.42 1.41 0.11 87.52 01:53:03 3 8.22 0.00 2.99 3.43 0.21 85.14 Average: all 10.29 0.00 3.73 3.83 0.20 81.95 Average: 0 11.67 0.00 4.33 2.35 0.20 81.46 Average: 1 11.12 0.00 3.75 6.50 0.21 78.42 Average: 2 8.67 0.00 3.39 2.50 0.14 85.30 Average: 3 9.72 0.00 3.49 3.96 0.24 82.60