---> uname -a: Linux 5085ba9b3e55 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 8.5G 41.5G 17% / 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 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/edgexfoundry_edgex-ui-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 771 93 0 972 998 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) 08/17/20 _x86_64_ (4 CPU) 05:45:12 LINUX RESTART 05:46:01 tps rtps wtps bread/s bwrtn/s 05:47:02 27.16 10.11 17.05 4316.48 2698.17 05:48:01 1.73 0.00 1.73 0.00 30.60 05:49:01 0.38 0.00 0.38 0.00 6.24 05:50:01 0.27 0.00 0.27 0.00 2.98 05:51:01 17.06 4.96 12.10 502.75 9211.40 05:52:01 289.03 158.88 130.15 7081.07 34783.80 05:53:01 265.01 119.73 145.27 8221.02 33982.17 Average: 86.16 42.12 44.04 2886.03 11578.21 05:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:47:02 160892 1720664 91.45 2620 1164864 1110648 37.90 409824 1149980 20 05:48:01 166240 1715316 91.16 2620 1164868 1073044 36.62 409080 1146064 8 05:49:01 165792 1715764 91.19 2620 1164876 1073224 36.63 410088 1146068 8 05:50:01 163128 1718428 91.33 2620 1164876 1073248 36.63 415124 1143796 8 05:51:01 78056 1803500 95.85 2620 1159992 1498084 51.13 536704 1098136 12364 05:52:01 132788 1748768 92.94 2596 1022908 1519856 51.87 624976 913048 89860 05:53:01 185308 1696248 90.15 1516 939260 1313136 44.81 597080 812808 62196 Average: 150315 1731241 92.01 2459 1111663 1237320 42.23 486125 1058557 23495 05:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:47:02 eth0 130.77 111.94 449.09 139.73 0.00 0.00 0.00 05:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:47:02 docker0 49.72 40.73 4.39 106.55 0.00 0.00 0.00 05:48:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 05:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 eth0 1.02 0.48 0.34 0.21 0.00 0.00 0.00 05:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 eth0 0.52 0.47 0.27 0.21 0.00 0.00 0.00 05:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 eth0 116.15 80.11 3755.61 7.13 0.00 0.00 0.00 05:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 eth0 283.60 217.40 3613.07 100.82 0.00 0.00 0.00 05:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:52:01 docker0 39.79 40.72 4.07 102.68 0.00 0.00 0.00 05:53:01 eth0 203.01 145.95 2564.92 86.10 0.00 0.00 0.00 05:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:53:01 docker0 24.22 29.96 1.51 185.27 0.00 0.00 0.00 Average: eth0 105.46 79.74 1487.98 47.89 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 16.29 15.97 1.43 56.60 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) 08/17/20 _x86_64_ (4 CPU) 05:45:12 LINUX RESTART 05:46:01 CPU %user %nice %system %iowait %steal %idle 05:47:02 all 3.04 0.00 1.67 0.74 0.01 94.53 05:47:02 0 3.23 0.00 2.11 0.72 0.02 93.93 05:47:02 1 3.27 0.00 1.29 0.03 0.00 95.41 05:47:02 2 2.83 0.00 1.52 1.56 0.02 94.08 05:47:02 3 2.83 0.00 1.79 0.65 0.00 94.73 05:48:01 all 0.14 0.00 0.05 0.00 0.00 99.81 05:48:01 0 0.00 0.00 0.02 0.00 0.00 99.98 05:48:01 1 0.51 0.00 0.05 0.00 0.00 99.44 05:48:01 2 0.03 0.00 0.05 0.00 0.00 99.92 05:48:01 3 0.03 0.00 0.07 0.00 0.00 99.90 05:49:01 all 0.17 0.00 0.04 0.00 0.00 99.79 05:49:01 0 0.03 0.00 0.03 0.00 0.00 99.93 05:49:01 1 0.55 0.00 0.05 0.00 0.02 99.38 05:49:01 2 0.05 0.00 0.03 0.00 0.00 99.92 05:49:01 3 0.05 0.00 0.03 0.00 0.00 99.92 05:50:01 all 0.16 0.00 0.03 0.00 0.00 99.81 05:50:01 0 0.00 0.00 0.02 0.00 0.00 99.98 05:50:01 1 0.55 0.00 0.03 0.00 0.00 99.42 05:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 05:50:01 3 0.03 0.00 0.03 0.00 0.00 99.93 05:51:01 all 1.89 0.00 1.18 0.05 0.01 96.88 05:51:01 0 1.92 0.00 1.12 0.02 0.00 96.94 05:51:01 1 2.38 0.00 1.18 0.03 0.00 96.40 05:51:01 2 1.63 0.00 1.20 0.10 0.00 97.06 05:51:01 3 1.62 0.00 1.20 0.08 0.02 97.08 05:52:01 all 11.52 0.00 7.94 3.23 0.03 77.28 05:52:01 0 12.37 0.00 7.57 2.34 0.02 77.71 05:52:01 1 10.32 0.00 8.10 3.13 0.03 78.41 05:52:01 2 11.85 0.00 8.87 3.45 0.03 75.80 05:52:01 3 11.57 0.00 7.22 4.00 0.02 77.20 05:53:01 all 11.02 0.00 7.88 4.08 0.02 77.01 05:53:01 0 10.58 0.00 9.17 1.74 0.02 78.49 05:53:01 1 10.02 0.00 7.75 4.95 0.00 77.28 05:53:01 2 9.91 0.00 6.84 4.11 0.03 79.11 05:53:01 3 13.57 0.00 7.75 5.51 0.03 73.13 Average: all 3.98 0.00 2.67 1.15 0.01 92.19 Average: 0 4.00 0.00 2.85 0.69 0.01 92.45 Average: 1 3.93 0.00 2.63 1.16 0.01 92.27 Average: 2 3.75 0.00 2.64 1.31 0.01 92.28 Average: 3 4.22 0.00 2.57 1.46 0.01 91.74