---> uname -a: Linux 24e557b93dea 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-217 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-217@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 681 142 0 1012 1049 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) 09/20/20 _x86_64_ (4 CPU) 17:49:30 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:51:01 166.62 97.48 69.14 0.00 8693.97 46758.15 0.00 17:52:02 103.39 31.10 72.30 0.00 6229.82 11776.38 0.00 Average: 135.01 64.30 70.72 0.00 7462.30 29273.08 0.00 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:51:01 68300 0 578824 30.76 2620 1231812 1118364 38.17 501832 1154880 103848 17:52:02 126276 0 686488 36.49 2620 1066172 1320056 45.05 594224 948476 83324 Average: 97288 0 632656 33.62 2620 1148992 1219210 41.61 548028 1051678 93586 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:51:01 eth0 511.03 304.02 3052.36 51.69 0.00 0.00 0.00 0.00 17:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:02 eth0 187.62 111.65 1143.45 65.24 0.00 0.00 0.00 0.00 17:52:02 veth96b71eb 22.65 44.61 1.93 294.01 0.00 0.00 0.00 0.00 17:52:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:02 docker0 22.65 44.47 1.62 294.00 0.00 0.00 0.00 0.00 Average: eth0 349.38 207.87 2098.22 58.47 0.00 0.00 0.00 0.00 Average: veth96b71eb 11.32 22.30 0.96 146.96 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 11.32 22.23 0.81 146.95 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) 09/20/20 _x86_64_ (4 CPU) 17:49:30 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 17:51:01 all 15.52 0.00 9.06 5.43 20.41 49.58 17:51:01 0 11.75 0.00 8.72 5.37 22.53 51.63 17:51:01 1 13.40 0.00 10.73 4.58 20.48 50.80 17:51:01 2 19.39 0.00 8.57 5.86 18.96 47.22 17:51:01 3 17.78 0.00 8.16 5.94 19.58 48.55 17:52:02 all 9.67 0.00 3.39 1.23 15.17 70.54 17:52:02 0 14.21 0.00 4.06 0.70 18.60 62.43 17:52:02 1 7.29 0.00 3.02 1.09 16.06 72.55 17:52:02 2 8.18 0.00 3.35 0.34 14.01 74.12 17:52:02 3 9.05 0.00 3.15 2.82 11.93 73.05 Average: all 12.56 0.00 6.19 3.31 17.76 60.18 Average: 0 12.98 0.00 6.40 3.04 20.57 57.02 Average: 1 10.29 0.00 6.81 2.81 18.23 61.86 Average: 2 13.68 0.00 5.91 3.05 16.44 60.93 Average: 3 13.37 0.00 5.63 4.36 15.72 60.92