---> uname -a: Linux ca2c0dc91b82 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: 2933.442 BogoMIPS: 5866.88 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-213 /dev/vda1 50.0G 7.6G 42.4G 15% /w/workspace/edgexfoundry_edgex-docs_PR-213@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 671 103 0 1062 1062 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) 09/01/20 _x86_64_ (4 CPU) 01:52:27 LINUX RESTART 01:53:02 tps rtps wtps bread/s bwrtn/s 01:54:01 170.26 66.16 104.10 9589.75 47814.03 01:55:01 147.07 69.41 77.66 5885.70 22713.96 Average: 158.59 67.80 90.79 7725.16 35178.87 01:53:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:54:01 99780 1781776 94.70 2620 1150992 1274092 43.48 565444 1035780 17404 01:55:01 180200 1701356 90.42 2596 1055220 1323088 45.15 618804 893888 12236 Average: 139990 1741566 92.56 2608 1103106 1298590 44.32 592124 964834 14820 01:53:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:54:01 eth0 680.59 500.52 4061.67 85.44 0.00 0.00 0.00 01:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:54:01 veth3939df8 8.40 13.69 0.63 114.32 0.00 0.00 0.00 01:54:01 docker0 8.40 13.59 0.51 114.32 0.00 0.00 0.00 01:55:01 eth0 669.86 415.87 2624.35 1552.78 0.00 0.00 0.00 01:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 docker0 14.95 21.77 1.13 180.40 0.00 0.00 0.00 Average: eth0 675.19 457.91 3338.13 824.08 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.70 17.71 0.82 147.58 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) 09/01/20 _x86_64_ (4 CPU) 01:52:27 LINUX RESTART 01:53:02 CPU %user %nice %system %iowait %steal %idle 01:54:01 all 19.29 0.00 9.27 4.40 1.20 65.85 01:54:01 0 16.57 0.00 8.82 3.47 1.46 69.68 01:54:01 1 23.36 0.00 9.75 3.59 1.35 61.95 01:54:01 2 20.41 0.00 8.12 4.38 1.05 66.04 01:54:01 3 16.76 0.00 10.39 6.15 0.96 65.74 01:55:01 all 19.65 0.00 6.13 2.14 0.91 71.17 01:55:01 0 31.03 0.00 7.83 1.65 0.94 58.55 01:55:01 1 13.57 0.00 6.03 2.06 1.06 77.27 01:55:01 2 15.49 0.00 4.40 2.32 0.80 76.99 01:55:01 3 18.63 0.00 6.31 2.52 0.83 71.71 Average: all 19.47 0.00 7.69 3.26 1.05 68.53 Average: 0 23.84 0.00 8.32 2.55 1.20 64.08 Average: 1 18.42 0.00 7.87 2.82 1.20 69.69 Average: 2 17.93 0.00 6.25 3.35 0.92 71.55 Average: 3 17.70 0.00 8.33 4.32 0.90 68.74