---> uname -a: Linux 074f419e12d0 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 7.6G 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-204 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-204@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 684 89 0 1063 1048 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) 09/01/20 _x86_64_ (4 CPU) 01:52:29 LINUX RESTART 01:53:01 tps rtps wtps bread/s bwrtn/s 01:54:01 129.82 71.11 58.72 5710.08 41886.16 01:55:01 124.25 30.95 93.30 6266.00 21219.96 Average: 127.04 51.03 76.01 5988.04 31553.06 01:53:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 66716 1814840 96.45 2620 1275052 1090720 37.22 508080 1151688 11552 01:55:01 128364 1753192 93.18 2620 1102900 1258292 42.94 535120 1001200 104228 Average: 97540 1784016 94.82 2620 1188976 1174506 40.08 521600 1076444 57890 01:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:54:01 eth0 478.06 401.88 2779.13 57.63 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 veth1c5786c 24.82 36.51 2.10 293.27 0.00 0.00 0.00 01:55:01 eth0 734.41 591.67 4210.02 129.63 0.00 0.00 0.00 01:55:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 01:55:01 docker0 24.82 36.38 1.76 293.25 0.00 0.00 0.00 Average: veth1c5786c 12.41 18.26 1.05 146.63 0.00 0.00 0.00 Average: eth0 367.21 295.83 2105.01 64.81 0.00 0.00 0.00 Average: lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.41 18.19 0.88 146.63 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) 09/01/20 _x86_64_ (4 CPU) 01:52:29 LINUX RESTART 01:53:01 CPU %user %nice %system %iowait %steal %idle 01:54:01 all 16.15 0.00 8.95 5.02 1.67 68.21 01:54:01 0 15.00 0.00 11.32 4.64 1.85 67.19 01:54:01 1 14.79 0.00 8.94 4.56 1.88 69.83 01:54:01 2 17.25 0.00 8.29 5.21 1.70 67.55 01:54:01 3 17.53 0.00 7.25 5.68 1.23 68.30 01:55:01 all 15.07 0.00 5.06 1.32 2.04 76.52 01:55:01 0 18.83 0.00 5.63 3.08 2.25 70.20 01:55:01 1 12.09 0.00 4.84 0.28 1.72 81.06 01:55:01 2 17.35 0.00 5.17 0.72 2.20 74.55 01:55:01 3 12.04 0.00 4.59 1.19 1.97 80.22 Average: all 15.61 0.00 7.00 3.16 1.85 72.38 Average: 0 16.93 0.00 8.46 3.85 2.05 68.70 Average: 1 13.44 0.00 6.89 2.42 1.80 75.46 Average: 2 17.30 0.00 6.73 2.97 1.95 71.06 Average: 3 14.77 0.00 5.91 3.42 1.60 74.29