---> uname -a: Linux a29aba8090ca 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 7.6G 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-207 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-207@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 680 107 0 1049 1053 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) 08/25/20 _x86_64_ (4 CPU) 01:49:52 LINUX RESTART 01:51:01 tps rtps wtps bread/s bwrtn/s 01:52:01 107.69 30.37 77.32 6168.39 14751.73 01:53:01 178.68 113.58 65.10 8011.58 21805.92 Average: 143.18 71.97 71.21 7089.91 18278.53 01:51:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 75380 1806176 95.99 2620 1149900 1241972 42.39 549468 1031800 62748 01:53:01 89120 1792436 95.26 2596 1106800 1284632 43.84 599060 975400 12360 Average: 82250 1799306 95.63 2608 1128350 1263302 43.11 574264 1003600 37554 01:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:52:01 eth0 213.63 143.94 1176.40 34.27 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 vethaf45b06 21.83 35.96 1.91 294.02 0.00 0.00 0.00 01:52:01 docker0 21.83 35.82 1.61 294.01 0.00 0.00 0.00 01:53:01 eth0 588.75 369.36 2431.87 1541.31 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 401.17 256.64 1804.08 787.73 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.92 17.91 0.80 147.01 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) 08/25/20 _x86_64_ (4 CPU) 01:49:52 LINUX RESTART 01:51:01 CPU %user %nice %system %iowait %steal %idle 01:52:01 all 9.97 0.00 3.59 3.96 0.03 82.45 01:52:01 0 13.77 0.00 4.33 3.57 0.02 78.32 01:52:01 1 9.00 0.00 4.07 10.29 0.02 76.62 01:52:01 2 8.31 0.00 2.90 0.74 0.02 88.04 01:52:01 3 8.85 0.00 3.09 1.28 0.03 86.75 01:53:01 all 11.96 0.00 4.56 3.74 0.05 79.69 01:53:01 0 13.12 0.00 4.71 0.34 0.08 81.75 01:53:01 1 8.93 0.00 4.37 1.59 0.05 85.06 01:53:01 2 9.44 0.00 4.34 3.77 0.05 82.40 01:53:01 3 16.35 0.00 4.80 9.26 0.03 69.55 Average: all 10.97 0.00 4.07 3.85 0.04 81.07 Average: 0 13.45 0.00 4.52 1.96 0.05 80.03 Average: 1 8.96 0.00 4.22 5.95 0.03 80.84 Average: 2 8.87 0.00 3.62 2.25 0.03 85.23 Average: 3 12.60 0.00 3.95 5.27 0.03 78.16