---> uname -a: Linux 96841948f31a 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 7.3G 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% /w/workspace/edgexfoundry_edgex-docs_master@tmp /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_master ---> free -m: total used free shared buff/cache available Mem: 1837 614 130 0 1092 1118 Swap: 1023 2 1021 ---> 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) 09/22/20 _x86_64_ (4 CPU) 15:41:12 LINUX RESTART (4 CPU) 15:42:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:43:01 126.45 28.46 97.99 0.00 5988.02 24348.15 0.00 15:44:02 93.16 51.15 42.01 0.00 5404.86 14665.33 0.00 Average: 109.81 39.80 70.00 0.00 5696.49 19507.55 0.00 15:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:43:01 152144 0 558372 29.68 2620 1168420 1190692 40.64 509344 1009308 48404 15:44:02 145708 0 605920 32.20 2596 1127332 1262588 43.09 618880 905864 99444 Average: 148926 0 582146 30.94 2608 1147876 1226640 41.86 564112 957586 73924 15:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:43:01 veth2bf7c97 22.69 31.44 1.93 293.52 0.00 0.00 0.00 0.00 15:43:01 eth0 534.97 364.66 3270.44 47.31 0.00 0.00 0.00 0.00 15:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 docker0 22.69 31.31 1.62 293.51 0.00 0.00 0.00 0.00 15:44:02 eth0 1580.04 1079.37 4543.63 1200.93 0.00 0.00 0.00 0.00 15:44:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1057.42 721.96 3906.93 624.02 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 11.35 15.66 0.81 146.78 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) 09/22/20 _x86_64_ (4 CPU) 15:41:12 LINUX RESTART (4 CPU) 15:42:01 CPU %user %nice %system %iowait %steal %idle 15:43:01 all 12.90 0.00 3.36 1.92 0.03 81.79 15:43:01 0 16.70 0.00 3.38 0.25 0.03 79.63 15:43:01 1 12.87 0.00 3.31 2.12 0.02 81.69 15:43:01 2 14.81 0.00 4.29 2.51 0.03 78.35 15:43:01 3 7.27 0.00 2.45 2.80 0.02 87.47 15:44:02 all 12.28 0.00 3.42 1.76 0.03 82.52 15:44:02 0 9.49 0.00 4.93 2.68 0.03 82.87 15:44:02 1 17.93 0.00 2.68 1.80 0.05 77.54 15:44:02 2 8.68 0.00 3.32 0.99 0.03 86.98 15:44:02 3 12.97 0.00 2.76 1.57 0.02 82.68 Average: all 12.59 0.00 3.39 1.84 0.03 82.15 Average: 0 13.11 0.00 4.15 1.46 0.03 81.24 Average: 1 15.40 0.00 2.99 1.96 0.03 79.62 Average: 2 11.75 0.00 3.81 1.76 0.03 82.65 Average: 3 10.11 0.00 2.60 2.18 0.02 85.08