---> uname -a: Linux 7a0352deeb05 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% /w/workspace/edgexfoundry_edgex-docs_PR-198 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-198@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 680 145 0 1010 1050 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) 09/10/20 _x86_64_ (4 CPU) 01:50:31 LINUX RESTART (4 CPU) 01:51:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:52:01 154.41 97.72 56.69 0.00 8393.18 40788.52 0.00 01:53:01 110.38 29.29 81.09 0.00 6065.26 17795.96 0.00 Average: 132.23 63.25 68.98 0.00 7220.44 29205.55 0.00 01:51:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:52:01 77440 0 519620 27.62 2620 1281876 1061700 36.23 493088 1156440 62444 01:53:01 156472 0 642512 34.15 2620 1079952 1281264 43.73 561224 953468 88820 Average: 116956 0 581066 30.88 2620 1180914 1171482 39.98 527156 1054954 75632 01:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:52:01 eth0 382.48 229.85 2807.64 47.33 0.00 0.00 0.00 0.00 01:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 vethdbbcca2 22.12 36.06 1.95 293.06 0.00 0.00 0.00 0.00 01:53:01 eth0 200.72 121.30 1429.28 44.31 0.00 0.00 0.00 0.00 01:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 docker0 22.12 35.92 1.65 293.05 0.00 0.00 0.00 0.00 Average: vethdbbcca2 11.14 18.16 0.98 147.64 0.00 0.00 0.00 0.00 Average: eth0 290.91 175.17 2113.26 45.81 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 11.14 18.10 0.83 147.63 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) 09/10/20 _x86_64_ (4 CPU) 01:50:31 LINUX RESTART (4 CPU) 01:51:02 CPU %user %nice %system %iowait %steal %idle 01:52:01 all 14.11 0.00 8.47 7.96 21.92 47.53 01:52:01 0 11.46 0.00 8.55 7.58 25.16 47.25 01:52:01 1 13.33 0.00 10.43 6.25 21.28 48.71 01:52:01 2 13.88 0.00 7.45 9.21 20.76 48.70 01:52:01 3 17.95 0.00 7.45 8.81 20.36 45.44 01:53:01 all 10.73 0.00 4.13 2.21 10.74 72.18 01:53:01 0 14.66 0.00 5.03 1.60 11.95 66.76 01:53:01 1 11.31 0.00 3.67 2.64 9.51 72.88 01:53:01 2 11.49 0.00 4.90 3.35 10.91 69.34 01:53:01 3 5.68 0.00 2.99 1.27 10.62 79.44 Average: all 12.41 0.00 6.29 5.06 16.29 59.95 Average: 0 13.03 0.00 6.83 4.64 18.67 56.83 Average: 1 12.30 0.00 7.00 4.42 15.31 60.97 Average: 2 12.68 0.00 6.17 6.27 15.82 59.06 Average: 3 11.63 0.00 5.15 4.93 15.34 62.95