---> uname -a: Linux 6c0fb67be30e 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 7.8G 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% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-181 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-181@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 650 97 0 1089 1082 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) 07/10/20 _x86_64_ (4 CPU) 17:40:31 LINUX RESTART 17:41:01 tps rtps wtps bread/s bwrtn/s 17:42:01 166.81 59.57 107.23 10053.02 29761.92 17:43:01 187.49 87.85 99.63 9166.32 22604.51 Average: 177.14 73.71 103.44 9609.78 26184.11 17:41:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:42:01 196224 1685332 89.57 2620 1071784 1237700 42.24 529448 956976 47888 17:43:01 64548 1817008 96.57 1672 1146900 1567628 53.50 759360 876760 88548 Average: 130386 1751170 93.07 2146 1109342 1402664 47.87 644404 916868 68218 17:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:42:01 eth0 944.20 570.40 4229.32 97.24 0.00 0.00 0.00 17:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:42:01 veth0680d2a 14.34 28.94 1.26 223.33 0.00 0.00 0.00 17:42:01 docker0 14.34 28.80 1.07 223.32 0.00 0.00 0.00 17:43:01 eth0 972.66 602.08 2578.72 2826.92 0.00 0.00 0.00 17:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:43:01 docker0 4.08 8.29 0.31 69.74 0.00 0.00 0.00 Average: eth0 958.43 586.23 3404.23 1461.74 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.21 18.55 0.69 146.55 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) 07/10/20 _x86_64_ (4 CPU) 17:40:31 LINUX RESTART 17:41:01 CPU %user %nice %system %iowait %steal %idle 17:42:01 all 20.93 0.00 6.13 3.30 5.11 64.53 17:42:01 0 16.76 0.00 5.96 2.52 4.94 69.81 17:42:01 1 22.56 0.00 7.11 6.80 4.97 58.57 17:42:01 2 18.66 0.00 4.80 1.70 5.24 69.60 17:42:01 3 25.74 0.00 6.65 2.24 5.28 60.08 17:43:01 all 16.73 0.00 4.47 2.37 6.17 70.26 17:43:01 0 15.89 0.00 4.14 4.54 5.67 69.77 17:43:01 1 21.88 0.00 4.59 1.30 6.37 65.87 17:43:01 2 16.02 0.00 4.84 2.89 6.48 69.78 17:43:01 3 13.12 0.00 4.32 0.78 6.15 75.63 Average: all 18.81 0.00 5.29 2.83 5.64 67.42 Average: 0 16.32 0.00 5.05 3.54 5.31 69.79 Average: 1 22.21 0.00 5.83 4.01 5.68 62.27 Average: 2 17.33 0.00 4.82 2.30 5.86 69.69 Average: 3 19.35 0.00 5.47 1.50 5.72 67.96