---> uname -a: Linux 589b3514d73b 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: 2933.442 BogoMIPS: 5866.88 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 665 114 0 1057 1067 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) 09:41:04 LINUX RESTART 09:42:01 tps rtps wtps bread/s bwrtn/s 09:43:01 9.09 2.51 6.58 578.41 377.22 09:44:01 1.52 0.00 1.52 0.00 28.54 09:45:01 0.30 0.00 0.30 0.00 3.48 09:46:01 0.23 0.00 0.23 0.00 2.83 09:47:01 0.52 0.27 0.25 15.05 3.40 Average: 2.33 0.56 1.78 118.68 83.09 09:42:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:43:01 162148 1719408 91.38 2620 1136704 1116188 38.09 422244 1136416 16 09:44:01 165408 1716148 91.21 2620 1136708 1082692 36.95 425380 1131388 16 09:45:01 164620 1716936 91.25 2620 1136716 1082824 36.95 426180 1131276 16 09:46:01 164692 1716864 91.25 2620 1136716 1082608 36.95 428672 1128640 12 09:47:01 150752 1730804 91.99 2620 1137200 1097064 37.44 440076 1123704 44 Average: 161524 1720032 91.42 2620 1136809 1092275 37.28 428510 1130285 21 09:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:43:01 eth0 61.84 54.05 81.66 86.81 0.00 0.00 0.00 09:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 docker0 26.53 19.70 2.47 59.50 0.00 0.00 0.00 09:44:01 eth0 2.65 1.35 2.88 0.09 0.00 0.00 0.00 09:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 eth0 1.37 0.62 0.58 0.39 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 09:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 eth0 4.11 2.61 3.94 1.28 0.00 0.00 0.00 09:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 14.03 11.74 17.81 17.71 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.31 3.94 0.49 11.90 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) 09:41:04 LINUX RESTART 09:42:01 CPU %user %nice %system %iowait %steal %idle 09:43:01 all 1.90 0.00 0.72 0.02 0.00 97.36 09:43:01 0 1.65 0.00 0.85 0.00 0.00 97.50 09:43:01 1 2.00 0.00 0.82 0.02 0.00 97.16 09:43:01 2 1.47 0.00 0.57 0.02 0.02 97.93 09:43:01 3 2.47 0.00 0.60 0.03 0.02 96.88 09:44:01 all 0.16 0.00 0.04 0.00 0.00 99.80 09:44:01 0 0.05 0.00 0.05 0.00 0.00 99.90 09:44:01 1 0.52 0.00 0.02 0.00 0.00 99.47 09:44:01 2 0.05 0.00 0.07 0.00 0.00 99.88 09:44:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:45:01 all 0.15 0.00 0.04 0.00 0.00 99.82 09:45:01 0 0.05 0.00 0.02 0.00 0.00 99.93 09:45:01 1 0.45 0.00 0.02 0.00 0.00 99.53 09:45:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:45:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:46:01 all 0.15 0.00 0.03 0.00 0.00 99.82 09:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:46:01 1 0.52 0.00 0.02 0.00 0.00 99.47 09:46:01 2 0.02 0.00 0.05 0.00 0.00 99.93 09:46:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:47:01 all 0.33 0.00 0.25 0.00 0.00 99.42 09:47:01 0 0.35 0.00 0.38 0.02 0.00 99.25 09:47:01 1 0.60 0.00 0.13 0.02 0.00 99.25 09:47:01 2 0.20 0.00 0.28 0.00 0.00 99.52 09:47:01 3 0.15 0.00 0.20 0.00 0.00 99.65 Average: all 0.54 0.00 0.21 0.01 0.00 99.24 Average: 0 0.42 0.00 0.26 0.00 0.00 99.31 Average: 1 0.82 0.00 0.20 0.01 0.00 98.98 Average: 2 0.35 0.00 0.20 0.00 0.00 99.44 Average: 3 0.55 0.00 0.19 0.01 0.00 99.25