---> uname -a: Linux dd1e32da498b 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: 2933.436 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 7.2G 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 7.2G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-246 /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-246@tmp /dev/vda1 50.0G 7.2G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 634 124 0 1078 1097 Swap: 1023 1 1022 ---> 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) 06/22/20 _x86_64_ (4 CPU) 11:12:20 LINUX RESTART 11:13:01 tps rtps wtps bread/s bwrtn/s 11:14:01 50.75 13.72 37.03 4687.98 3280.39 11:15:01 1.60 0.00 1.60 0.00 29.17 11:16:01 0.28 0.00 0.28 0.00 3.50 11:17:01 0.23 0.00 0.23 0.00 2.83 11:18:01 0.33 0.00 0.33 0.00 5.76 Average: 10.64 2.74 7.90 937.72 664.42 11:13:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:14:01 170032 1711524 90.96 2620 1157936 1115312 38.06 424924 1125528 20 11:15:01 176548 1705008 90.62 2620 1157940 1071276 36.56 422620 1122384 8 11:16:01 175572 1705984 90.67 2620 1157948 1071572 36.57 424180 1122384 20 11:17:01 175548 1706008 90.67 2620 1157948 1071408 36.57 424672 1121904 20 11:18:01 172612 1708944 90.83 2620 1157956 1071492 36.57 437776 1111852 16 Average: 174062 1707494 90.75 2620 1157946 1080212 36.87 426834 1120810 17 11:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:14:01 eth0 277.04 194.89 822.57 132.43 0.00 0.00 0.00 11:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 docker0 26.96 21.63 2.55 59.23 0.00 0.00 0.00 11:15:01 eth0 0.65 0.02 0.06 0.00 0.00 0.00 0.00 11:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 eth0 2.31 1.08 1.53 0.43 0.00 0.00 0.00 11:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 11:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 eth0 0.93 0.15 0.14 0.04 0.00 0.00 0.00 11:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 56.21 39.25 164.88 26.58 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.39 4.33 0.51 11.85 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) 06/22/20 _x86_64_ (4 CPU) 11:12:20 LINUX RESTART 11:13:01 CPU %user %nice %system %iowait %steal %idle 11:14:01 all 6.87 0.00 2.22 1.68 0.29 88.94 11:14:01 0 7.71 0.00 2.48 0.79 0.22 88.80 11:14:01 1 5.54 0.00 1.97 0.24 0.40 91.85 11:14:01 2 7.87 0.00 2.06 2.75 0.25 87.06 11:14:01 3 6.38 0.00 2.37 2.94 0.29 88.02 11:15:01 all 0.14 0.00 0.05 0.00 0.01 99.79 11:15:01 0 0.05 0.00 0.10 0.00 0.02 99.83 11:15:01 1 0.45 0.00 0.03 0.00 0.02 99.50 11:15:01 2 0.03 0.00 0.03 0.00 0.00 99.93 11:15:01 3 0.03 0.00 0.07 0.00 0.00 99.90 11:16:01 all 0.17 0.00 0.03 0.00 0.01 99.78 11:16:01 0 0.08 0.00 0.07 0.00 0.02 99.83 11:16:01 1 0.53 0.00 0.02 0.00 0.00 99.45 11:16:01 2 0.03 0.00 0.02 0.00 0.00 99.95 11:16:01 3 0.05 0.00 0.03 0.00 0.02 99.90 11:17:01 all 0.15 0.00 0.03 0.00 0.00 99.81 11:17:01 0 0.07 0.00 0.03 0.00 0.00 99.90 11:17:01 1 0.52 0.00 0.02 0.00 0.00 99.47 11:17:01 2 0.00 0.00 0.02 0.00 0.00 99.98 11:17:01 3 0.03 0.00 0.05 0.00 0.02 99.90 11:18:01 all 0.15 0.00 0.07 0.00 0.01 99.76 11:18:01 0 0.03 0.00 0.02 0.00 0.00 99.95 11:18:01 1 0.53 0.00 0.05 0.00 0.02 99.40 11:18:01 2 0.02 0.00 0.18 0.00 0.00 99.80 11:18:01 3 0.02 0.00 0.05 0.00 0.00 99.93 Average: all 1.49 0.00 0.48 0.33 0.06 97.63 Average: 0 1.57 0.00 0.53 0.16 0.05 97.68 Average: 1 1.51 0.00 0.41 0.05 0.09 97.94 Average: 2 1.58 0.00 0.46 0.55 0.05 97.36 Average: 3 1.29 0.00 0.51 0.58 0.06 97.55