---> uname -a: Linux 91e795eb5721 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-165 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-165@tmp /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 655 100 0 1082 1078 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) 07/16/20 _x86_64_ (4 CPU) 13:49:42 LINUX RESTART 13:50:01 tps rtps wtps bread/s bwrtn/s 13:51:01 215.74 88.92 126.82 10794.71 62794.08 13:52:01 123.33 56.19 67.14 6746.09 12590.72 Average: 169.53 72.55 96.98 8770.40 37692.40 13:50:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:51:01 93212 1788344 95.05 2620 1174356 1254180 42.80 593128 1008648 57104 13:52:01 82932 1798624 95.59 2596 1165896 1157476 39.50 766712 842536 60 Average: 88072 1793484 95.32 2608 1170126 1205828 41.15 679920 925592 28582 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:51:01 veth04ea548 14.86 24.29 1.27 206.70 0.00 0.00 0.00 13:51:01 eth0 945.41 572.25 4269.29 106.45 0.00 0.00 0.00 13:51:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 13:51:01 docker0 14.86 24.18 1.06 206.69 0.00 0.00 0.00 13:52:01 eth0 974.59 596.11 285.63 2830.55 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 docker0 7.37 11.80 0.53 86.45 0.00 0.00 0.00 Average: eth0 946.91 578.72 2256.77 1468.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.11 17.99 0.80 146.57 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) 07/16/20 _x86_64_ (4 CPU) 13:49:42 LINUX RESTART 13:50:01 CPU %user %nice %system %iowait %steal %idle 13:51:01 all 21.99 0.00 10.46 5.29 2.08 60.18 13:51:01 0 20.44 0.00 10.95 6.98 2.28 59.36 13:51:01 1 18.07 0.00 9.72 4.41 1.96 65.84 13:51:01 2 22.69 0.00 9.77 7.43 2.43 57.67 13:51:01 3 26.77 0.00 11.40 2.32 1.68 57.83 13:52:01 all 18.12 0.00 5.14 1.97 1.30 73.48 13:52:01 0 20.25 0.00 6.31 2.55 1.43 69.46 13:52:01 1 18.98 0.00 4.12 1.58 1.12 74.20 13:52:01 2 20.31 0.00 6.70 2.25 1.24 69.50 13:52:01 3 12.99 0.00 3.51 1.52 1.38 80.60 Average: all 20.04 0.00 7.79 3.62 1.69 66.86 Average: 0 20.34 0.00 8.62 4.76 1.85 64.42 Average: 1 18.52 0.00 6.92 2.99 1.54 70.03 Average: 2 21.50 0.00 8.23 4.83 1.83 63.61 Average: 3 19.82 0.00 7.41 1.91 1.53 69.32