---> uname -a: Linux 8489ce14e3fa 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: 2933.396 BogoMIPS: 5866.79 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_edgex-ui-go_PR-258 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/edgexfoundry_edgex-ui-go_PR-258@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 645 120 0 1071 1085 Swap: 1023 0 1023 ---> 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) 09/03/20 _x86_64_ (4 CPU) 07:02:09 LINUX RESTART (4 CPU) 07:03:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:04:01 24.97 7.79 17.18 0.00 2356.72 2370.57 0.00 07:05:01 1.62 0.00 1.62 0.00 0.00 29.95 0.00 07:06:01 0.27 0.00 0.27 0.00 0.00 3.50 0.00 07:07:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 07:08:01 0.17 0.00 0.17 0.00 0.00 1.57 0.00 Average: 5.46 1.56 3.90 0.00 471.50 481.79 0.00 07:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:04:01 162120 0 549132 29.18 2620 1167684 1114492 38.04 409708 1148156 24 07:05:01 167748 0 543500 28.89 2620 1167688 1072716 36.61 408720 1144744 8 07:06:01 167760 0 543480 28.88 2620 1167696 1072716 36.61 410712 1142796 8 07:07:01 167700 0 543540 28.89 2620 1167696 1072548 36.60 411524 1142232 8 07:08:01 167796 0 543440 28.88 2620 1167700 1072632 36.61 415516 1138900 20 Average: 166625 0 544618 28.95 2620 1167693 1081021 36.89 411236 1143366 14 07:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:04:01 eth0 106.03 84.63 442.09 139.24 0.00 0.00 0.00 0.00 07:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:04:01 docker0 32.21 23.19 2.89 105.50 0.00 0.00 0.00 0.00 07:05:01 eth0 1.40 0.35 0.37 0.20 0.00 0.00 0.00 0.00 07:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 eth0 1.12 0.60 0.56 0.40 0.00 0.00 0.00 0.00 07:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 eth0 0.20 0.13 0.08 0.07 0.00 0.00 0.00 0.00 07:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.77 17.16 88.65 27.99 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 6.44 4.64 0.58 21.11 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) 09/03/20 _x86_64_ (4 CPU) 07:02:09 LINUX RESTART (4 CPU) 07:03:01 CPU %user %nice %system %iowait %steal %idle 07:04:01 all 3.18 0.00 1.50 0.43 0.01 94.86 07:04:01 0 2.64 0.00 1.61 0.12 0.00 95.63 07:04:01 1 3.54 0.00 1.52 1.19 0.02 93.74 07:04:01 2 3.33 0.00 1.52 0.15 0.02 94.99 07:04:01 3 3.22 0.00 1.37 0.28 0.02 95.11 07:05:01 all 0.14 0.00 0.05 0.00 0.00 99.81 07:05:01 0 0.07 0.00 0.05 0.00 0.00 99.88 07:05:01 1 0.43 0.00 0.05 0.00 0.00 99.52 07:05:01 2 0.05 0.00 0.05 0.00 0.00 99.90 07:05:01 3 0.02 0.00 0.03 0.00 0.00 99.95 07:06:01 all 0.11 0.00 0.04 0.00 0.00 99.84 07:06:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:06:01 1 0.05 0.00 0.02 0.00 0.00 99.93 07:06:01 2 0.35 0.00 0.10 0.00 0.00 99.55 07:06:01 3 0.02 0.00 0.03 0.00 0.02 99.93 07:07:01 all 0.14 0.00 0.03 0.00 0.00 99.83 07:07:01 0 0.00 0.00 0.02 0.00 0.00 99.98 07:07:01 1 0.03 0.00 0.08 0.00 0.00 99.88 07:07:01 2 0.52 0.00 0.02 0.00 0.00 99.47 07:07:01 3 0.02 0.00 0.00 0.00 0.00 99.98 07:08:01 all 0.18 0.00 0.05 0.00 0.00 99.78 07:08:01 0 0.03 0.00 0.02 0.00 0.00 99.95 07:08:01 1 0.08 0.00 0.12 0.00 0.00 99.80 07:08:01 2 0.57 0.00 0.02 0.00 0.00 99.42 07:08:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 0.75 0.00 0.33 0.09 0.00 98.83 Average: 0 0.55 0.00 0.34 0.02 0.00 99.08 Average: 1 0.83 0.00 0.36 0.24 0.00 98.58 Average: 2 0.96 0.00 0.34 0.03 0.00 98.67 Average: 3 0.66 0.00 0.29 0.06 0.01 98.98