---> uname -a: Linux 189deabe000e 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: 2933.396 BogoMIPS: 5866.79 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 7.7G 42.3G 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 7.7G 42.3G 15% /etc/resolv.conf /dev/vda1 50.0G 7.7G 42.3G 15% /etc/hostname /dev/vda1 50.0G 7.7G 42.3G 15% /etc/hosts /dev/vda1 50.0G 7.7G 42.3G 15% /var/log/sa /dev/vda1 50.0G 7.7G 42.3G 15% /w/workspace/edgexfoundry_edgex-docs_PR-193 /dev/vda1 50.0G 7.7G 42.3G 15% /w/workspace/edgexfoundry_edgex-docs_PR-193@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 669 94 0 1072 1063 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) 08/10/20 _x86_64_ (4 CPU) 01:50:24 LINUX RESTART 01:51:01 tps rtps wtps bread/s bwrtn/s 01:52:01 143.05 61.95 81.10 9326.46 28434.49 01:53:01 204.60 113.04 91.56 8221.63 27265.33 Average: 173.85 87.52 86.33 8773.50 27849.33 01:51:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 88432 1793124 95.30 2620 1160856 1247388 42.57 565752 1045836 21952 01:53:01 88516 1793040 95.30 2408 1111512 1309520 44.69 604744 968136 10360 Average: 88474 1793082 95.30 2514 1136184 1278454 43.63 585248 1006986 16156 01:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:01 eth0 918.77 619.53 3982.93 94.35 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 vethf82268b 8.49 14.89 0.72 124.72 0.00 0.00 0.00 01:52:01 docker0 8.49 14.78 0.60 124.71 0.00 0.00 0.00 01:53:01 eth0 781.54 511.79 2629.11 1954.93 0.00 0.00 0.00 01:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 docker0 11.98 19.96 0.89 167.74 0.00 0.00 0.00 Average: eth0 850.08 565.61 3305.35 1025.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.24 17.37 0.74 146.25 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) 08/10/20 _x86_64_ (4 CPU) 01:50:24 LINUX RESTART 01:51:01 CPU %user %nice %system %iowait %steal %idle 01:52:01 all 18.29 0.00 7.53 3.13 0.13 70.93 01:52:01 0 22.45 0.00 8.28 1.77 0.12 67.38 01:52:01 1 16.57 0.00 7.73 5.93 0.14 69.64 01:52:01 2 18.73 0.00 7.35 3.23 0.14 70.55 01:52:01 3 15.41 0.00 6.79 1.59 0.15 76.06 01:53:01 all 19.73 0.00 7.04 2.01 0.14 71.08 01:53:01 0 23.05 0.00 6.45 2.43 0.12 67.95 01:53:01 1 16.15 0.00 7.25 1.10 0.12 75.39 01:53:01 2 13.17 0.00 6.93 2.10 0.19 77.61 01:53:01 3 26.68 0.00 7.51 2.39 0.12 63.30 Average: all 19.01 0.00 7.29 2.57 0.14 71.00 Average: 0 22.75 0.00 7.37 2.10 0.12 67.66 Average: 1 16.36 0.00 7.49 3.51 0.13 72.52 Average: 2 15.95 0.00 7.14 2.66 0.16 74.09 Average: 3 21.01 0.00 7.15 1.99 0.14 69.72