---> uname -a: Linux 8b888134f558 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 7.8G 42.2G 16% / 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-173 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-173@tmp /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 665 94 0 1077 1068 Swap: 1023 2 1021 ---> 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) 06/24/20 _x86_64_ (4 CPU) 13:48:37 LINUX RESTART 13:49:02 tps rtps wtps bread/s bwrtn/s 13:50:02 185.85 71.20 114.65 10278.71 35096.45 13:51:01 208.58 111.83 96.75 9468.25 26442.52 Average: 197.22 91.51 105.70 9873.55 30770.21 13:49:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:02 156984 1724572 91.66 2620 1097712 1234680 42.14 570288 956764 47816 13:51:01 86924 1794632 95.38 1788 1107656 1536180 52.43 698468 907424 39344 Average: 121954 1759602 93.52 2204 1102684 1385430 47.28 634378 932094 43580 13:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:50:02 eth0 938.27 564.84 4300.01 108.88 0.00 0.00 0.00 13:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:02 veth268f2d6 21.83 34.16 1.79 228.10 0.00 0.00 0.00 13:50:02 docker0 21.83 34.03 1.50 228.09 0.00 0.00 0.00 13:51:01 eth0 1098.58 664.84 2628.48 2869.85 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 10.60 15.25 0.60 70.91 0.00 0.00 0.00 Average: eth0 1018.41 614.83 3464.38 1489.13 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.21 24.64 1.05 149.52 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) 06/24/20 _x86_64_ (4 CPU) 13:48:37 LINUX RESTART 13:49:02 CPU %user %nice %system %iowait %steal %idle 13:50:02 all 22.87 0.00 7.91 4.54 1.00 63.67 13:50:02 0 20.93 0.00 8.07 4.12 0.75 66.13 13:50:02 1 25.57 0.00 7.92 3.78 0.97 61.76 13:50:02 2 23.06 0.00 7.75 5.49 1.11 62.59 13:50:02 3 21.91 0.00 7.88 4.78 1.18 64.25 13:51:01 all 19.09 0.00 6.11 2.51 2.46 69.82 13:51:01 0 17.89 0.00 5.99 3.63 2.55 69.94 13:51:01 1 13.78 0.00 6.04 1.41 2.58 76.20 13:51:01 2 28.45 0.00 5.94 3.22 2.13 60.27 13:51:01 3 16.29 0.00 6.52 1.81 2.60 72.79 Average: all 20.98 0.00 7.01 3.52 1.74 66.75 Average: 0 19.41 0.00 7.03 3.88 1.65 68.03 Average: 1 19.64 0.00 6.97 2.59 1.78 69.02 Average: 2 25.75 0.00 6.85 4.36 1.62 61.43 Average: 3 19.09 0.00 7.20 3.28 1.89 68.54