---> uname -a: Linux a810b1bde6ce 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 7.3G 42.7G 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-140 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-140@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 639 133 0 1064 1092 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) 09/17/20 _x86_64_ (4 CPU) 15:05:19 LINUX RESTART (4 CPU) 15:06:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:07:02 118.44 36.37 82.07 0.00 6917.96 23803.17 0.00 15:08:01 111.52 67.03 44.49 0.00 4591.03 7053.73 0.00 Average: 115.01 51.56 63.45 0.00 5765.03 15504.27 0.00 15:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:07:02 97932 0 594956 31.62 2620 1186048 1263524 43.12 547108 1057520 12284 15:08:01 109684 0 592180 31.47 2620 1177072 1140420 38.92 573840 990088 148 Average: 103808 0 593568 31.55 2620 1181560 1201972 41.02 560474 1023804 6216 15:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:07:02 eth0 706.43 441.67 3965.66 81.92 0.00 0.00 0.00 0.00 15:07:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:02 vethfd1bdd1 6.33 11.76 0.45 105.79 0.00 0.00 0.00 0.00 15:07:02 docker0 6.33 11.66 0.36 105.79 0.00 0.00 0.00 0.00 15:08:01 eth0 330.25 219.42 289.26 1122.19 0.00 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 15.87 22.45 1.27 194.80 0.00 0.00 0.00 0.00 Average: eth0 520.04 331.55 2144.10 597.35 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.06 17.01 0.81 149.89 0.00 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) 09/17/20 _x86_64_ (4 CPU) 15:05:19 LINUX RESTART (4 CPU) 15:06:01 CPU %user %nice %system %iowait %steal %idle 15:07:02 all 13.44 0.00 4.71 2.05 12.58 67.21 15:07:02 0 9.17 0.00 4.65 1.56 15.20 69.43 15:07:02 1 13.39 0.00 5.66 3.80 12.31 64.84 15:07:02 2 17.14 0.00 3.93 1.30 10.89 66.74 15:07:02 3 14.30 0.00 4.57 1.54 11.81 67.78 15:08:01 all 14.00 0.00 3.16 1.97 6.83 74.04 15:08:01 0 14.93 0.00 3.12 1.10 7.86 72.99 15:08:01 1 17.80 0.00 3.52 1.59 7.22 69.87 15:08:01 2 6.14 0.00 1.89 2.37 6.07 83.53 15:08:01 3 17.31 0.00 4.13 2.83 6.17 69.55 Average: all 13.72 0.00 3.93 2.01 9.70 70.62 Average: 0 12.00 0.00 3.90 1.33 11.59 71.18 Average: 1 15.59 0.00 4.59 2.70 9.77 67.35 Average: 2 11.50 0.00 2.88 1.85 8.42 75.34 Average: 3 15.79 0.00 4.36 2.18 9.01 68.66