---> uname -a: Linux 45191a3e728d 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: 2933.396 BogoMIPS: 5866.79 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1837 640 102 0 1094 1092 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) 06/22/20 _x86_64_ (4 CPU) 09:23:07 LINUX RESTART 09:24:01 tps rtps wtps bread/s bwrtn/s 09:25:01 19.58 3.03 16.55 860.07 2471.69 09:26:01 1.62 0.00 1.62 0.00 28.75 09:27:01 0.42 0.00 0.42 0.00 6.34 09:28:01 0.23 0.00 0.23 0.00 2.85 09:29:01 0.28 0.00 0.28 0.00 3.31 09:30:01 89.49 61.99 27.51 5006.19 14353.83 Average: 18.61 10.84 7.77 977.82 2811.44 09:24:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:25:01 168484 1713072 91.05 2620 1169412 1128428 38.51 404224 1146312 20 09:26:01 174948 1706608 90.70 2620 1169472 1079888 36.85 403472 1142276 28 09:27:01 175964 1705592 90.65 2620 1169420 1079732 36.85 402540 1142260 16 09:28:01 173236 1708320 90.79 2620 1169424 1079936 36.86 409620 1138128 8 09:29:01 173660 1707896 90.77 2620 1169428 1079792 36.85 412288 1135060 16 09:30:01 155376 1726180 91.74 2620 1092616 1521232 51.92 505312 1040124 39704 Average: 170278 1711278 90.95 2620 1156629 1161501 39.64 422909 1124027 6632 09:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:25:01 eth0 64.55 54.26 85.87 80.59 0.00 0.00 0.00 09:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:25:01 docker0 28.11 21.86 2.71 60.06 0.00 0.00 0.00 09:26:01 eth0 0.77 0.30 0.38 0.13 0.00 0.00 0.00 09:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 eth0 0.67 0.08 0.06 0.07 0.00 0.00 0.00 09:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 eth0 0.37 0.32 0.28 0.20 0.00 0.00 0.00 09:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 eth0 0.17 0.13 0.08 0.07 0.00 0.00 0.00 09:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 eth0 101.02 65.02 2330.57 10.31 0.00 0.00 0.00 09:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 27.93 20.02 402.92 15.23 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.68 3.64 0.45 10.01 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) 09:23:07 LINUX RESTART 09:24:01 CPU %user %nice %system %iowait %steal %idle 09:25:01 all 1.87 0.00 0.87 0.60 0.00 96.66 09:25:01 0 1.65 0.00 0.84 0.05 0.00 97.46 09:25:01 1 2.02 0.00 0.70 1.92 0.00 95.36 09:25:01 2 1.93 0.00 0.93 0.02 0.00 97.11 09:25:01 3 1.89 0.00 1.00 0.43 0.00 96.68 09:26:01 all 0.08 0.00 0.05 0.00 0.00 99.87 09:26:01 0 0.07 0.00 0.07 0.00 0.00 99.87 09:26:01 1 0.03 0.00 0.05 0.00 0.00 99.92 09:26:01 2 0.15 0.00 0.07 0.00 0.00 99.78 09:26:01 3 0.03 0.00 0.05 0.00 0.00 99.92 09:27:01 all 0.12 0.00 0.04 0.00 0.00 99.85 09:27:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:27:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:27:01 2 0.38 0.00 0.07 0.00 0.00 99.55 09:27:01 3 0.03 0.00 0.02 0.00 0.00 99.95 09:28:01 all 0.15 0.00 0.03 0.00 0.00 99.82 09:28:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:28:01 1 0.02 0.00 0.03 0.00 0.00 99.95 09:28:01 2 0.52 0.00 0.00 0.00 0.02 99.47 09:28:01 3 0.03 0.00 0.05 0.00 0.00 99.92 09:29:01 all 0.16 0.00 0.04 0.00 0.00 99.80 09:29:01 0 0.05 0.00 0.03 0.00 0.00 99.92 09:29:01 1 0.05 0.00 0.08 0.00 0.00 99.87 09:29:01 2 0.53 0.00 0.02 0.00 0.00 99.45 09:29:01 3 0.03 0.00 0.02 0.00 0.00 99.95 09:30:01 all 4.02 0.00 2.25 1.81 0.01 91.90 09:30:01 0 4.13 0.00 2.01 1.71 0.02 92.14 09:30:01 1 3.46 0.00 2.51 0.74 0.02 93.28 09:30:01 2 4.00 0.00 2.02 1.42 0.00 92.56 09:30:01 3 4.52 0.00 2.46 3.38 0.00 89.63 Average: all 1.06 0.00 0.55 0.40 0.00 97.99 Average: 0 0.99 0.00 0.50 0.29 0.00 98.22 Average: 1 0.93 0.00 0.57 0.44 0.00 98.05 Average: 2 1.25 0.00 0.52 0.24 0.00 97.99 Average: 3 1.09 0.00 0.60 0.63 0.00 97.68