---> uname -a: Linux 157aa59d5d34 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-250@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-250 ---> free -m: total used free shared buff/cache available Mem: 1837 657 128 0 1051 1074 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) 06/24/20 _x86_64_ (4 CPU) 13:20:15 LINUX RESTART 13:21:01 tps rtps wtps bread/s bwrtn/s 13:22:01 32.17 10.59 21.58 4382.42 2797.85 13:23:01 1.67 0.00 1.67 0.00 29.83 13:24:01 0.30 0.00 0.30 0.00 3.95 13:25:01 0.25 0.00 0.25 0.00 2.70 13:26:01 0.17 0.00 0.17 0.00 1.68 13:27:01 45.06 44.45 0.62 4062.48 12.31 Average: 13.27 9.17 4.10 1407.68 474.82 13:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:22:01 165952 1715604 91.18 2620 1138024 1117736 38.15 426396 1127704 20 13:23:01 174240 1707316 90.74 2620 1138028 1073736 36.64 423540 1123472 16 13:24:01 172124 1709432 90.85 2620 1138036 1073868 36.65 426388 1123264 8 13:25:01 169852 1711704 90.97 2620 1138036 1073968 36.65 428568 1123256 8 13:26:01 169204 1712352 91.01 2620 1138044 1073872 36.65 429940 1122704 12 13:27:01 93156 1788400 95.05 2620 1208008 1075828 36.72 433668 1191252 20 Average: 157421 1724135 91.63 2620 1149696 1081501 36.91 428083 1135275 14 13:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:22:01 eth0 204.91 159.89 556.89 149.85 0.00 0.00 0.00 13:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:22:01 docker0 42.62 32.22 3.73 106.36 0.00 0.00 0.00 13:23:01 eth0 0.55 0.07 0.06 0.01 0.00 0.00 0.00 13:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 eth0 1.30 0.47 0.49 0.18 0.00 0.00 0.00 13:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 eth0 0.52 0.47 0.30 0.24 0.00 0.00 0.00 13:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:26:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 13:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:27:01 eth0 8.59 5.03 8.71 2.97 0.00 0.00 0.00 13:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 36.02 27.69 94.44 25.56 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.11 5.37 0.62 17.73 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) 06/24/20 _x86_64_ (4 CPU) 13:20:15 LINUX RESTART 13:21:01 CPU %user %nice %system %iowait %steal %idle 13:22:01 all 3.69 0.00 1.71 0.79 0.00 93.80 13:22:01 0 3.80 0.00 2.08 0.40 0.00 93.72 13:22:01 1 3.41 0.00 1.77 0.88 0.02 93.92 13:22:01 2 3.87 0.00 1.64 1.32 0.02 93.15 13:22:01 3 3.71 0.00 1.40 0.55 0.00 94.33 13:23:01 all 0.14 0.00 0.04 0.00 0.00 99.82 13:23:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:23:01 1 0.45 0.00 0.03 0.00 0.00 99.52 13:23:01 2 0.03 0.00 0.03 0.00 0.00 99.93 13:23:01 3 0.05 0.00 0.03 0.00 0.00 99.92 13:24:01 all 0.15 0.00 0.04 0.00 0.00 99.81 13:24:01 0 0.03 0.00 0.03 0.00 0.00 99.93 13:24:01 1 0.47 0.00 0.03 0.00 0.00 99.50 13:24:01 2 0.05 0.00 0.05 0.00 0.00 99.90 13:24:01 3 0.03 0.00 0.05 0.00 0.00 99.92 13:25:01 all 0.16 0.00 0.02 0.00 0.00 99.82 13:25:01 0 0.03 0.00 0.00 0.00 0.00 99.97 13:25:01 1 0.53 0.00 0.05 0.00 0.00 99.42 13:25:01 2 0.05 0.00 0.03 0.00 0.00 99.92 13:25:01 3 0.02 0.00 0.00 0.00 0.00 99.98 13:26:01 all 0.15 0.00 0.03 0.00 0.00 99.81 13:26:01 0 0.02 0.00 0.03 0.00 0.00 99.95 13:26:01 1 0.52 0.00 0.03 0.00 0.00 99.45 13:26:01 2 0.03 0.00 0.03 0.00 0.00 99.93 13:26:01 3 0.03 0.00 0.03 0.00 0.00 99.93 13:27:01 all 0.89 0.00 0.32 1.05 0.00 97.73 13:27:01 0 0.40 0.00 0.22 0.33 0.00 99.05 13:27:01 1 2.20 0.00 0.48 2.10 0.00 95.22 13:27:01 2 0.43 0.00 0.30 0.35 0.02 98.90 13:27:01 3 0.55 0.00 0.27 1.43 0.00 97.75 Average: all 0.86 0.00 0.36 0.31 0.00 98.47 Average: 0 0.72 0.00 0.40 0.12 0.00 98.76 Average: 1 1.26 0.00 0.40 0.50 0.00 97.84 Average: 2 0.74 0.00 0.35 0.28 0.01 98.63 Average: 3 0.73 0.00 0.30 0.33 0.00 98.64