---> uname -a: Linux b7e625839f78 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-197 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-197@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 663 120 0 1053 1069 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) 01:50:12 LINUX RESTART 01:51:05 tps rtps wtps bread/s bwrtn/s 01:52:02 39.67 18.61 21.06 2786.72 6837.28 01:53:01 87.96 27.31 60.66 6003.77 17718.69 01:54:01 144.59 49.73 94.86 5141.95 22461.00 Average: 91.87 32.19 59.68 4678.90 15856.51 01:51:05 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:02 74732 1806824 96.03 2620 1295216 1102540 37.63 483868 1168860 28236 01:53:01 81208 1800348 95.68 2620 1187680 1275600 43.53 561896 1052572 36556 01:54:01 189964 1691592 89.90 2596 1052100 1322508 45.13 568948 930048 12168 Average: 115301 1766255 93.87 2612 1178332 1233549 42.10 538237 1050493 25653 01:51:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:02 eth0 503.27 407.71 3089.93 66.73 0.00 0.00 0.00 01:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 veth26cab65 20.07 34.70 1.55 203.83 0.00 0.00 0.00 01:53:01 eth0 685.66 488.67 4169.36 90.39 0.00 0.00 0.00 01:53:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:53:01 docker0 20.07 34.56 1.27 203.82 0.00 0.00 0.00 01:54:01 eth0 118.92 80.67 2436.89 20.42 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 docker0 7.46 12.68 0.58 92.47 0.00 0.00 0.00 Average: eth0 264.83 189.24 2227.20 37.15 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.33 16.01 0.63 100.47 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) 01:50:12 LINUX RESTART 01:51:05 CPU %user %nice %system %iowait %steal %idle 01:52:02 all 10.71 0.00 3.48 1.13 14.45 70.23 01:52:02 0 6.82 0.00 3.67 0.86 17.56 71.10 01:52:02 1 14.06 0.00 3.25 1.70 13.58 67.41 01:52:02 2 11.86 0.00 3.63 1.05 12.96 70.51 01:52:02 3 10.29 0.00 3.35 0.95 13.59 71.81 01:53:01 all 5.51 0.00 2.63 3.03 9.69 79.15 01:53:01 0 3.73 0.00 2.35 0.37 11.85 81.69 01:53:01 1 6.91 0.00 3.22 2.16 9.79 77.92 01:53:01 2 8.09 0.00 3.21 2.52 8.17 78.02 01:53:01 3 3.40 0.00 1.72 7.10 8.89 78.89 01:54:01 all 12.50 0.00 4.07 1.24 8.03 74.16 01:54:01 0 3.08 0.00 2.77 0.24 9.35 84.57 01:54:01 1 24.14 0.00 5.11 3.47 8.10 59.18 01:54:01 2 4.86 0.00 2.99 0.55 6.81 84.79 01:54:01 3 18.57 0.00 5.54 0.77 7.83 67.29 Average: all 9.53 0.00 3.39 1.82 10.64 74.62 Average: 0 4.50 0.00 2.91 0.49 12.83 79.27 Average: 1 14.96 0.00 3.87 2.46 10.41 68.30 Average: 2 8.18 0.00 3.27 1.38 9.23 77.94 Average: 3 10.68 0.00 3.52 3.02 10.03 72.75