---> uname -a: Linux b89fa6db1579 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 781 126 0 929 991 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) 09/20/20 _x86_64_ (4 CPU) 06:14:48 LINUX RESTART (4 CPU) 06:16:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:17:01 3.33 0.00 3.33 0.00 0.00 113.12 0.00 06:18:01 0.40 0.00 0.40 0.00 0.00 5.43 0.00 06:19:01 0.20 0.00 0.20 0.00 0.00 2.03 0.00 06:20:01 0.32 0.00 0.32 0.00 0.00 3.75 0.00 06:21:02 165.84 100.78 65.06 0.00 5799.10 30368.22 0.00 06:22:01 117.85 36.89 80.97 0.00 2077.08 14402.45 0.00 06:23:01 240.98 113.53 127.45 0.00 8648.52 27330.65 0.00 Average: 75.50 35.90 39.60 0.00 2362.15 10312.76 0.00 06:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:17:01 174452 0 546104 29.02 2620 1158380 1059952 36.17 411724 1135828 12 06:18:01 173936 0 546616 29.05 2620 1158384 1060096 36.18 412692 1135548 8 06:19:01 171960 0 548588 29.16 2620 1158388 1060108 36.18 415696 1134696 8 06:20:01 171220 0 549324 29.20 2620 1158392 1059952 36.17 416608 1134600 8 06:21:02 111584 0 673728 35.81 2620 1093624 1425600 48.65 509888 1062112 476 06:22:01 73120 0 728572 38.72 2596 1077268 1519740 51.87 639224 950168 102316 06:23:01 119180 0 786888 41.82 1500 973988 1300880 44.40 615744 828596 4 Average: 142207 0 625689 33.25 2457 1111203 1212333 41.37 488797 1054507 14690 06:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:17:01 eth0 0.60 0.08 0.04 0.01 0.00 0.00 0.00 0.00 06:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 eth0 1.45 0.33 0.37 0.20 0.00 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 eth0 1.15 0.60 0.56 0.40 0.00 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:02 eth0 390.74 347.41 3794.84 30.71 0.00 0.00 0.00 0.00 06:21:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:02 veth5560e50 9.39 10.02 1.07 8.40 0.00 0.00 0.00 0.00 06:21:02 docker0 9.39 9.92 0.94 8.39 0.00 0.00 0.00 0.00 06:22:01 eth0 557.86 470.48 3667.80 114.57 0.00 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 31.55 35.75 3.08 93.95 0.00 0.00 0.00 0.00 06:23:01 eth0 243.71 181.35 1004.65 79.94 0.00 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 54.19 77.02 3.14 203.33 0.00 0.00 0.00 0.00 Average: eth0 170.05 142.26 1204.93 32.10 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 13.56 17.50 1.02 43.58 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) 06:14:48 LINUX RESTART (4 CPU) 06:16:01 CPU %user %nice %system %iowait %steal %idle 06:17:01 all 0.18 0.00 0.05 0.00 0.00 99.78 06:17:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:17:01 1 0.58 0.00 0.07 0.00 0.00 99.35 06:17:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:17:01 3 0.05 0.00 0.05 0.00 0.00 99.90 06:18:01 all 0.16 0.00 0.03 0.00 0.00 99.81 06:18:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:18:01 1 0.48 0.00 0.03 0.00 0.00 99.48 06:18:01 2 0.08 0.00 0.03 0.00 0.00 99.88 06:18:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:19:01 all 0.14 0.00 0.03 0.00 0.00 99.83 06:19:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:19:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:19:01 2 0.47 0.00 0.03 0.00 0.02 99.48 06:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:20:01 all 0.15 0.00 0.03 0.00 0.00 99.82 06:20:01 0 0.03 0.00 0.03 0.00 0.00 99.93 06:20:01 1 0.02 0.00 0.03 0.00 0.00 99.95 06:20:01 2 0.53 0.00 0.03 0.00 0.00 99.43 06:20:01 3 0.02 0.00 0.03 0.00 0.00 99.95 06:21:02 all 6.66 0.00 3.91 1.46 0.01 87.95 06:21:02 0 6.83 0.00 4.47 0.56 0.02 88.13 06:21:02 1 6.20 0.00 3.90 3.55 0.00 86.36 06:21:02 2 7.09 0.00 3.54 1.11 0.02 88.25 06:21:02 3 6.55 0.00 3.75 0.62 0.02 89.06 06:22:01 all 7.20 0.00 5.18 1.24 0.01 86.37 06:22:01 0 6.64 0.00 5.66 1.78 0.02 85.91 06:22:01 1 7.34 0.00 5.06 0.86 0.02 86.74 06:22:01 2 7.30 0.00 5.33 1.10 0.00 86.28 06:22:01 3 7.51 0.00 4.70 1.22 0.02 86.55 06:23:01 all 9.76 0.00 7.10 4.03 0.03 79.08 06:23:01 0 8.92 0.00 7.85 2.72 0.02 80.50 06:23:01 1 8.34 0.00 7.34 2.95 0.02 81.35 06:23:01 2 13.82 0.00 7.19 5.84 0.03 73.12 06:23:01 3 7.97 0.00 6.01 4.61 0.03 81.37 Average: all 3.43 0.00 2.31 0.95 0.01 93.30 Average: 0 3.18 0.00 2.55 0.71 0.01 93.54 Average: 1 3.25 0.00 2.33 1.04 0.00 93.37 Average: 2 4.16 0.00 2.29 1.14 0.01 92.40 Average: 3 3.13 0.00 2.06 0.91 0.01 93.88