---> uname -a: Linux 989090ae8cd0 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% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp /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 ---> free -m: total used free shared buff/cache available Mem: 1837 775 114 0 946 995 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 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) 09/03/20 _x86_64_ (4 CPU) 07:19:12 LINUX RESTART (4 CPU) 07:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:21:01 31.50 11.04 20.46 0.00 4467.84 2817.77 0.00 07:22:01 1.55 0.00 1.55 0.00 0.00 28.27 0.00 07:23:01 0.32 0.00 0.32 0.00 0.00 3.65 0.00 07:24:01 0.27 0.00 0.27 0.00 0.00 3.01 0.00 07:25:01 0.17 0.00 0.17 0.00 0.00 1.72 0.00 07:26:01 207.52 125.80 81.72 0.00 5497.05 30580.89 0.00 07:27:02 187.38 66.43 120.95 0.00 2701.06 28730.38 0.00 Average: 61.38 29.10 32.28 0.00 1803.94 8905.28 0.00 07:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:01 164576 0 545544 28.99 2616 1168820 1106960 37.78 394212 1162424 20 07:22:01 168992 0 541124 28.76 2616 1168824 1071708 36.58 394160 1158772 16 07:23:01 169036 0 541072 28.76 2616 1168832 1071756 36.58 394592 1158776 8 07:24:01 166416 0 543692 28.90 2616 1168832 1071768 36.58 397408 1158620 8 07:25:01 167020 0 543084 28.86 2616 1168836 1071660 36.57 400944 1154592 12 07:26:01 96024 0 669008 35.56 2616 1113908 1421888 48.53 515276 1070272 1312 07:27:02 72372 0 797008 42.36 2068 1010108 1532392 52.30 618156 899724 41460 Average: 143491 0 597219 31.74 2538 1138309 1192590 40.70 444964 1109026 6119 07:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:21:01 eth0 133.02 114.35 460.40 143.21 0.00 0.00 0.00 0.00 07:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:21:01 docker0 46.97 34.99 3.71 108.05 0.00 0.00 0.00 0.00 07:22:01 eth0 1.23 0.38 0.35 0.20 0.00 0.00 0.00 0.00 07:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 eth0 0.97 0.23 0.32 0.19 0.00 0.00 0.00 0.00 07:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 eth0 0.62 0.47 0.32 0.21 0.00 0.00 0.00 0.00 07:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 0.00 07:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 eth0 165.19 114.45 3789.85 15.85 0.00 0.00 0.00 0.00 07:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 docker0 26.94 27.20 2.77 20.95 0.00 0.00 0.00 0.00 07:26:01 vethb3bc034 26.94 27.32 3.13 20.96 0.00 0.00 0.00 0.00 07:27:02 eth0 227.52 174.85 3577.84 94.24 0.00 0.00 0.00 0.00 07:27:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:02 docker0 12.92 12.95 1.26 81.32 0.00 0.00 0.00 0.00 Average: eth0 75.49 57.78 1121.28 36.06 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 12.32 10.68 1.10 29.89 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) 07:19:12 LINUX RESTART (4 CPU) 07:20:02 CPU %user %nice %system %iowait %steal %idle 07:21:01 all 3.39 0.00 1.88 0.92 0.01 93.81 07:21:01 0 3.17 0.00 1.94 0.44 0.02 94.43 07:21:01 1 3.05 0.00 1.53 2.23 0.02 93.18 07:21:01 2 3.66 0.00 1.85 0.03 0.00 94.46 07:21:01 3 3.68 0.00 2.18 0.97 0.02 93.16 07:22:01 all 0.17 0.00 0.05 0.00 0.00 99.78 07:22:01 0 0.05 0.00 0.05 0.00 0.00 99.90 07:22:01 1 0.07 0.00 0.07 0.00 0.00 99.87 07:22:01 2 0.53 0.00 0.07 0.00 0.00 99.40 07:22:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:23:01 all 0.13 0.00 0.02 0.00 0.00 99.85 07:23:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:23:01 1 0.02 0.00 0.00 0.00 0.00 99.98 07:23:01 2 0.40 0.00 0.03 0.00 0.00 99.57 07:23:01 3 0.03 0.00 0.02 0.00 0.00 99.95 07:24:01 all 0.14 0.00 0.03 0.00 0.00 99.84 07:24:01 0 0.02 0.00 0.00 0.00 0.00 99.98 07:24:01 1 0.02 0.00 0.03 0.00 0.00 99.95 07:24:01 2 0.47 0.00 0.03 0.00 0.00 99.50 07:24:01 3 0.05 0.00 0.03 0.00 0.00 99.92 07:25:01 all 0.17 0.00 0.06 0.00 0.00 99.77 07:25:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:25:01 1 0.05 0.00 0.13 0.00 0.00 99.82 07:25:01 2 0.05 0.00 0.07 0.00 0.00 99.88 07:25:01 3 0.52 0.00 0.02 0.00 0.00 99.47 07:26:01 all 6.82 0.00 4.35 1.49 0.02 87.31 07:26:01 0 6.55 0.00 4.25 0.87 0.03 88.29 07:26:01 1 5.91 0.00 4.11 2.11 0.02 87.85 07:26:01 2 7.44 0.00 3.69 1.40 0.02 87.45 07:26:01 3 7.39 0.00 5.37 1.57 0.02 85.66 07:27:02 all 10.43 0.00 7.92 2.08 0.04 79.53 07:27:02 0 10.98 0.00 7.85 2.87 0.05 78.25 07:27:02 1 10.03 0.00 7.62 2.92 0.05 79.38 07:27:02 2 10.02 0.00 8.49 1.72 0.03 79.73 07:27:02 3 10.70 0.00 7.70 0.80 0.03 80.77 Average: all 3.01 0.00 2.03 0.64 0.01 94.31 Average: 0 2.95 0.00 2.01 0.59 0.01 94.43 Average: 1 2.72 0.00 1.92 1.03 0.01 94.33 Average: 2 3.20 0.00 2.02 0.45 0.01 94.32 Average: 3 3.18 0.00 2.18 0.47 0.01 94.17