---> uname -a: Linux 932409e0227a 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 7.5G 42.4G 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 7.5G 42.4G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.4G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/edgexfoundry_device-sdk-c_master@tmp /dev/vda1 50.0G 7.5G 42.4G 15% /var/log/sa-host /dev/vda1 50.0G 7.5G 42.4G 15% /w/workspace/edgexfoundry_device-sdk-c_master ---> free -m: total used free shared buff/cache available Mem: 1837 771 123 0 943 985 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 14: eth0@if15: 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) 09/24/20 _x86_64_ (4 CPU) 13:13:30 LINUX RESTART (4 CPU) 13:14:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:15:01 154.67 65.58 89.10 0.00 8385.60 40788.94 0.00 13:16:01 1.63 0.00 1.63 0.00 0.00 32.05 0.00 13:17:01 0.33 0.00 0.33 0.00 0.00 4.88 0.00 13:18:01 0.23 0.00 0.23 0.00 0.00 3.08 0.00 13:19:01 0.28 0.00 0.28 0.00 0.00 4.18 0.00 13:20:01 0.32 0.00 0.32 0.00 0.00 4.09 0.00 13:21:01 245.35 124.10 121.25 0.00 6469.23 30310.85 0.00 Average: 57.33 27.01 30.32 0.00 2108.34 10096.62 0.00 13:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:15:01 170352 0 557936 29.65 2620 1150648 1139192 38.88 426704 1123864 132 13:16:01 177932 0 550324 29.25 2620 1150680 1083828 36.99 424060 1120356 16 13:17:01 176240 0 552008 29.34 2620 1150688 1077708 36.78 427976 1118612 8 13:18:01 175176 0 553072 29.39 2620 1150688 1077936 36.79 428856 1118612 12 13:19:01 175540 0 552704 29.37 2620 1150692 1077696 36.78 437656 1109604 12 13:20:01 173004 0 555228 29.51 2620 1150704 1077732 36.78 440532 1109600 12 13:21:01 95992 0 702716 37.35 2620 1080228 1182744 40.36 531244 988536 70344 Average: 163462 0 574855 30.55 2620 1140618 1102405 37.62 445290 1098455 10077 13:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:15:01 eth0 239.83 186.66 1077.53 103.84 0.00 0.00 0.00 0.00 13:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:15:01 docker0 6.02 4.62 0.82 20.85 0.00 0.00 0.00 0.00 13:16:01 eth0 0.20 0.12 0.01 0.04 0.00 0.00 0.00 0.00 13:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 eth0 1.48 0.85 2.79 0.06 0.00 0.00 0.00 0.00 13:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 eth0 1.20 0.58 0.58 0.36 0.00 0.00 0.00 0.00 13:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 eth0 0.22 0.15 0.12 0.04 0.00 0.00 0.00 0.00 13:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 eth0 0.30 0.18 0.14 0.07 0.00 0.00 0.00 0.00 13:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:21:01 vethd7463cd 24.20 35.53 1.64 198.93 0.00 0.00 0.00 0.00 13:21:01 eth0 397.97 332.20 3438.33 37.17 0.00 0.00 0.00 0.00 13:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:21:01 docker0 24.20 35.41 1.31 198.92 0.00 0.00 0.00 0.00 Average: vethd7463cd 3.46 5.09 0.24 28.49 0.00 0.00 0.00 0.00 Average: eth0 91.28 74.15 644.75 20.04 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.31 5.72 0.30 31.42 0.00 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) 09/24/20 _x86_64_ (4 CPU) 13:13:30 LINUX RESTART (4 CPU) 13:14:02 CPU %user %nice %system %iowait %steal %idle 13:15:01 all 15.43 0.00 9.25 4.78 15.29 55.24 13:15:01 0 15.46 0.00 7.86 5.09 16.29 55.30 13:15:01 1 14.56 0.00 7.69 7.25 15.62 54.87 13:15:01 2 18.02 0.00 10.42 3.29 14.03 54.24 13:15:01 3 13.75 0.00 11.11 3.41 15.17 56.56 13:16:01 all 0.11 0.00 0.05 0.00 0.35 99.49 13:16:01 0 0.10 0.00 0.03 0.00 0.33 99.53 13:16:01 1 0.25 0.00 0.05 0.00 0.47 99.24 13:16:01 2 0.07 0.00 0.05 0.00 0.30 99.58 13:16:01 3 0.03 0.00 0.07 0.00 0.28 99.62 13:17:01 all 0.11 0.00 0.04 0.00 0.32 99.52 13:17:01 0 0.05 0.00 0.03 0.00 0.23 99.68 13:17:01 1 0.35 0.00 0.08 0.00 0.65 98.92 13:17:01 2 0.03 0.00 0.03 0.00 0.35 99.58 13:17:01 3 0.02 0.00 0.02 0.00 0.07 99.90 13:18:01 all 0.11 0.00 0.02 0.00 0.19 99.68 13:18:01 0 0.02 0.00 0.00 0.00 0.10 99.88 13:18:01 1 0.38 0.00 0.02 0.00 0.33 99.27 13:18:01 2 0.03 0.00 0.03 0.00 0.30 99.63 13:18:01 3 0.02 0.00 0.02 0.00 0.02 99.95 13:19:01 all 0.10 0.00 0.02 0.00 0.16 99.71 13:19:01 0 0.02 0.00 0.03 0.00 0.08 99.87 13:19:01 1 0.35 0.00 0.02 0.00 0.30 99.33 13:19:01 2 0.02 0.00 0.03 0.00 0.20 99.75 13:19:01 3 0.02 0.00 0.02 0.00 0.07 99.90 13:20:01 all 0.10 0.00 0.05 0.00 0.29 99.55 13:20:01 0 0.07 0.00 0.07 0.00 0.63 99.24 13:20:01 1 0.30 0.00 0.08 0.00 0.32 99.30 13:20:01 2 0.02 0.00 0.05 0.00 0.13 99.80 13:20:01 3 0.02 0.00 0.02 0.00 0.10 99.87 13:21:01 all 7.62 0.00 5.16 1.62 10.88 74.72 13:21:01 0 7.87 0.00 5.17 1.86 11.86 73.24 13:21:01 1 6.94 0.00 4.65 1.87 10.94 75.61 13:21:01 2 6.40 0.00 5.66 1.86 10.25 75.83 13:21:01 3 9.32 0.00 5.14 0.90 10.48 74.16 Average: all 3.28 0.00 2.03 0.89 3.82 89.99 Average: 0 3.27 0.00 1.83 0.96 4.10 89.84 Average: 1 3.26 0.00 1.77 1.28 4.04 89.65 Average: 2 3.38 0.00 2.25 0.71 3.54 90.12 Average: 3 3.19 0.00 2.26 0.59 3.61 90.34