---> uname -a: Linux a166108e75f5 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-165 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-165@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 585 118 0 1133 1148 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) 06/30/20 _x86_64_ (4 CPU) 13:49:46 LINUX RESTART 13:51:01 tps rtps wtps bread/s bwrtn/s 13:52:01 129.78 42.78 87.00 7831.87 27404.61 13:53:01 71.92 14.43 57.49 2288.75 8934.61 Average: 101.12 28.74 72.38 5086.55 18257.05 13:51:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:52:01 76092 1805464 95.96 2620 1206136 1179672 40.26 579728 1037784 58396 13:53:01 153484 1728072 91.84 2620 1144740 1195036 40.78 630420 882756 108744 Average: 114788 1766768 93.90 2620 1175438 1187354 40.52 605074 960270 83570 13:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:52:01 eth0 776.86 378.44 3954.70 76.33 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 veth41913c3 13.23 37.12 1.18 211.05 0.00 0.00 0.00 13:52:01 docker0 13.23 36.99 1.00 211.04 0.00 0.00 0.00 13:53:01 eth0 438.32 264.83 189.93 1396.40 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 veth41913c3 6.95 16.12 0.60 84.51 0.00 0.00 0.00 13:53:01 docker0 6.95 16.12 0.51 84.51 0.00 0.00 0.00 Average: eth0 609.19 322.17 2090.14 730.12 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth41913c3 10.12 26.72 0.90 148.38 0.00 0.00 0.00 Average: docker0 10.12 26.65 0.76 148.37 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) 06/30/20 _x86_64_ (4 CPU) 13:49:46 LINUX RESTART 13:51:01 CPU %user %nice %system %iowait %steal %idle 13:52:01 all 15.19 0.00 6.03 2.78 17.18 58.83 13:52:01 0 17.12 0.00 6.89 3.36 18.63 54.01 13:52:01 1 12.50 0.00 5.31 2.89 17.16 62.14 13:52:01 2 19.32 0.00 6.78 2.46 15.93 55.51 13:52:01 3 12.00 0.00 5.20 2.39 16.99 63.41 13:53:01 all 13.88 0.00 3.96 1.16 12.06 68.94 13:53:01 0 16.17 0.00 4.04 1.35 13.02 65.43 13:53:01 1 9.51 0.00 2.89 0.83 12.00 74.77 13:53:01 2 14.32 0.00 4.24 2.07 11.97 67.40 13:53:01 3 15.60 0.00 4.72 0.39 11.20 68.08 Average: all 14.54 0.00 5.00 1.98 14.63 63.85 Average: 0 16.64 0.00 5.46 2.35 15.81 59.74 Average: 1 11.02 0.00 4.11 1.87 14.60 68.40 Average: 2 16.82 0.00 5.51 2.26 13.95 61.46 Average: 3 13.76 0.00 4.97 1.41 14.16 65.70