---> uname -a: Linux 9665136adc0b 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 7.8G 42.2G 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-163@tmp /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-163 ---> free -m: total used free shared buff/cache available Mem: 1837 664 105 0 1067 1069 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 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) 07/14/20 _x86_64_ (4 CPU) 13:49:32 LINUX RESTART 13:50:02 tps rtps wtps bread/s bwrtn/s 13:51:01 155.59 62.77 92.82 5129.03 52050.95 13:52:01 123.48 40.06 83.42 7394.98 16466.31 13:53:01 193.89 114.09 79.80 7991.08 25137.00 Average: 157.65 72.34 85.31 6847.47 31103.56 13:50:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:51:01 81712 1799844 95.66 2620 1290252 1102160 37.61 561600 1078324 94552 13:52:01 80068 1801488 95.74 2620 1143952 1266960 43.24 624696 956164 73744 13:53:01 145900 1735656 92.25 1524 1079192 1317588 44.97 635760 900560 73236 Average: 102560 1778996 94.55 2255 1171132 1228903 41.94 607352 978349 80511 13:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:51:01 eth0 654.92 403.82 3151.69 74.94 0.00 0.00 0.00 13:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 eth0 185.91 107.74 1223.81 25.49 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 docker0 21.61 37.55 1.54 292.76 0.00 0.00 0.00 13:52:01 veth5be4ec3 21.61 37.68 1.83 292.77 0.00 0.00 0.00 13:53:01 eth0 887.06 556.08 2496.45 2844.05 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 575.38 355.52 2285.71 985.76 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.25 12.59 0.52 98.18 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) 07/14/20 _x86_64_ (4 CPU) 13:49:32 LINUX RESTART 13:50:02 CPU %user %nice %system %iowait %steal %idle 13:51:01 all 15.27 0.00 7.53 8.79 16.69 51.72 13:51:01 0 11.20 0.00 8.78 6.59 16.92 56.50 13:51:01 1 17.97 0.00 7.70 10.43 15.03 48.87 13:51:01 2 17.58 0.00 7.07 9.94 17.47 47.94 13:51:01 3 14.41 0.00 6.55 8.21 17.35 53.48 13:52:01 all 12.45 0.00 4.72 1.69 9.80 71.34 13:52:01 0 11.20 0.00 3.37 0.95 9.64 74.83 13:52:01 1 11.10 0.00 3.78 1.98 11.17 71.98 13:52:01 2 18.23 0.00 7.98 2.89 9.96 60.93 13:52:01 3 9.38 0.00 3.87 0.96 8.41 77.38 13:53:01 all 13.51 0.00 3.80 3.43 14.14 65.12 13:53:01 0 15.60 0.00 3.63 1.25 13.43 66.09 13:53:01 1 9.25 0.00 3.24 1.95 14.83 70.73 13:53:01 2 10.46 0.00 3.45 3.48 13.53 69.08 13:53:01 3 18.98 0.00 4.91 7.01 14.72 54.39 Average: all 13.72 0.00 5.31 4.55 13.47 62.95 Average: 0 12.66 0.00 5.21 2.87 13.25 66.01 Average: 1 12.63 0.00 4.83 4.64 13.65 64.25 Average: 2 15.35 0.00 6.13 5.33 13.57 59.62 Average: 3 14.24 0.00 5.09 5.34 13.42 61.91