---> uname -a: Linux f11db5464319 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgexfoundry_edgex-ui-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 778 122 0 936 993 Swap: 1023 3 1020 ---> 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 24: eth0@if25: 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) 06:27:56 LINUX RESTART (4 CPU) 06:29:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:01 7.68 2.05 5.63 0.00 108.29 548.85 0.00 06:31:01 0.30 0.00 0.30 0.00 0.00 4.60 0.00 06:32:01 0.32 0.00 0.32 0.00 0.00 3.80 0.00 06:33:01 0.25 0.00 0.25 0.00 0.00 2.56 0.00 06:34:02 108.58 56.47 52.11 0.00 2613.37 24145.69 0.00 06:35:01 244.09 101.34 142.75 0.00 6050.30 32525.96 0.00 Average: 59.72 26.45 33.27 0.00 1450.03 9480.85 0.00 06:29:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:01 160528 0 554212 29.45 2620 1164196 1103952 37.68 423032 1138020 20 06:31:01 161556 0 553180 29.40 2620 1164200 1072072 36.59 423936 1135532 8 06:32:01 160820 0 553908 29.44 2620 1164208 1072312 36.60 425528 1135532 8 06:33:01 160068 0 554660 29.48 2620 1164208 1072180 36.59 428500 1132800 8 06:34:02 158160 0 628380 33.40 2620 1092396 1278608 43.64 439040 1085996 34120 06:35:01 168644 0 740924 39.38 1992 969996 1290292 44.04 578420 871320 91648 Average: 161629 0 597544 31.76 2515 1119867 1148236 39.19 453076 1083200 20969 06:29:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:01 eth0 78.87 66.85 129.68 121.51 0.00 0.00 0.00 0.00 06:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 docker0 30.87 22.16 2.90 105.75 0.00 0.00 0.00 0.00 06:31:01 eth0 0.63 0.08 0.06 0.01 0.00 0.00 0.00 0.00 06:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 eth0 1.08 0.52 0.38 0.21 0.00 0.00 0.00 0.00 06:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 eth0 0.53 0.37 0.27 0.21 0.00 0.00 0.00 0.00 06:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:02 eth0 374.51 334.82 3772.49 26.12 0.00 0.00 0.00 0.00 06:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 eth0 551.72 489.20 3696.57 123.47 0.00 0.00 0.00 0.00 06:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:35:01 docker0 43.36 40.29 4.40 105.73 0.00 0.00 0.00 0.00 Average: eth0 166.92 147.78 1260.72 45.04 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 12.29 10.33 1.21 35.05 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) 06:27:56 LINUX RESTART (4 CPU) 06:29:01 CPU %user %nice %system %iowait %steal %idle 06:30:01 all 1.88 0.00 0.60 0.04 0.00 97.48 06:30:01 0 2.27 0.00 0.82 0.03 0.02 96.86 06:30:01 1 1.82 0.00 0.73 0.10 0.00 97.35 06:30:01 2 2.22 0.00 0.37 0.00 0.00 97.41 06:30:01 3 1.22 0.00 0.47 0.02 0.00 98.30 06:31:01 all 0.15 0.00 0.02 0.00 0.00 99.83 06:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:31:01 1 0.50 0.00 0.02 0.00 0.00 99.48 06:31:01 2 0.05 0.00 0.03 0.00 0.00 99.92 06:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 06:32:01 all 0.17 0.00 0.03 0.00 0.00 99.79 06:32:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:32:01 1 0.52 0.00 0.03 0.00 0.00 99.45 06:32:01 2 0.08 0.00 0.05 0.00 0.02 99.85 06:32:01 3 0.05 0.00 0.03 0.00 0.00 99.92 06:33:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:33:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:33:01 1 0.53 0.00 0.03 0.00 0.00 99.43 06:33:01 2 0.03 0.00 0.03 0.00 0.00 99.93 06:33:01 3 0.03 0.00 0.07 0.00 0.02 99.88 06:34:02 all 5.31 0.00 3.29 1.06 0.01 90.33 06:34:02 0 5.20 0.00 3.45 0.59 0.02 90.75 06:34:02 1 5.22 0.00 3.26 0.92 0.02 90.59 06:34:02 2 5.73 0.00 2.60 0.65 0.00 91.02 06:34:02 3 5.09 0.00 3.84 2.08 0.00 88.99 06:35:01 all 11.63 0.00 8.16 2.72 0.03 77.47 06:35:01 0 11.88 0.00 9.20 2.33 0.02 76.58 06:35:01 1 11.87 0.00 7.65 3.61 0.03 76.84 06:35:01 2 11.37 0.00 7.69 2.78 0.02 78.14 06:35:01 3 11.38 0.00 8.11 2.16 0.03 78.30 Average: all 3.16 0.00 1.98 0.62 0.01 94.22 Average: 0 3.18 0.00 2.20 0.48 0.01 94.13 Average: 1 3.36 0.00 1.92 0.76 0.01 93.96 Average: 2 3.20 0.00 1.76 0.56 0.01 94.48 Average: 3 2.91 0.00 2.05 0.70 0.01 94.33