---> uname -a: Linux a3faaf457337 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 6.3G 43.7G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-225 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-225@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 593 76 0 1167 1138 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/29/20 _x86_64_ (4 CPU) 11:18:04 LINUX RESTART 11:19:03 tps rtps wtps bread/s bwrtn/s 11:20:01 53.26 24.35 28.92 3629.69 1814.98 11:21:01 13.70 1.38 12.32 82.98 1784.37 11:22:01 2.35 0.00 2.35 0.00 70.33 11:23:02 0.30 0.00 0.30 0.00 4.40 11:24:01 0.29 0.00 0.29 0.00 5.67 11:25:01 0.33 0.00 0.33 0.00 4.70 Average: 11.52 4.19 7.32 604.61 609.29 11:19:03 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 98992 1783312 94.74 2620 1251740 1046912 35.72 427756 1196812 49100 11:21:01 91456 1790848 95.14 2620 1253240 983196 33.55 434888 1197268 8 11:22:01 104076 1778228 94.47 2620 1253244 895132 30.54 428012 1193340 8 11:23:02 102596 1779708 94.55 2620 1253248 895536 30.56 429848 1193328 16 11:24:01 102652 1779652 94.55 2620 1253252 895536 30.56 429628 1193328 8 11:25:01 104032 1778272 94.47 2620 1253260 895356 30.55 428888 1193332 8 Average: 100634 1781670 94.65 2620 1252997 935278 31.91 429837 1194568 8191 11:19:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:20:01 eth0 205.45 168.28 1004.10 76.12 0.00 0.00 0.00 11:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 docker0 3.76 3.40 0.51 13.75 0.00 0.00 0.00 11:21:01 eth0 10.11 8.16 6.32 21.19 0.00 0.00 0.00 11:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:21:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 11:22:01 eth0 0.62 0.08 0.06 0.01 0.00 0.00 0.00 11:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:02 eth0 2.41 1.78 4.10 0.33 0.00 0.00 0.00 11:23:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 eth0 0.05 0.08 0.00 0.16 0.00 0.00 0.00 11:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 eth0 0.35 0.35 0.14 0.08 0.00 0.00 0.00 11:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 35.71 29.14 165.19 16.04 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.61 0.56 0.08 2.24 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/29/20 _x86_64_ (4 CPU) 11:18:04 LINUX RESTART 11:19:03 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 16.45 0.00 6.96 2.18 32.19 42.22 11:20:01 0 15.52 0.00 7.58 1.39 34.09 41.42 11:20:01 1 13.58 0.00 6.94 3.76 33.56 42.16 11:20:01 2 16.73 0.00 6.86 2.31 30.65 43.45 11:20:01 3 20.16 0.00 6.44 1.21 30.36 41.83 11:21:01 all 0.60 0.00 0.13 0.17 1.23 97.86 11:21:01 0 0.48 0.00 0.15 0.62 1.23 97.52 11:21:01 1 0.82 0.00 0.07 0.02 1.10 98.00 11:21:01 2 0.41 0.00 0.23 0.02 1.39 97.94 11:21:01 3 0.70 0.00 0.10 0.00 1.23 97.97 11:22:01 all 0.10 0.00 0.06 0.00 0.61 99.23 11:22:01 0 0.03 0.00 0.03 0.00 0.51 99.42 11:22:01 1 0.03 0.00 0.03 0.00 0.27 99.67 11:22:01 2 0.08 0.00 0.12 0.00 1.03 98.78 11:22:01 3 0.25 0.00 0.07 0.00 0.62 99.07 11:23:02 all 0.17 0.00 0.05 0.00 0.59 99.19 11:23:02 0 0.10 0.00 0.03 0.00 0.78 99.09 11:23:02 1 0.07 0.00 0.03 0.00 0.83 99.07 11:23:02 2 0.08 0.00 0.05 0.00 0.41 99.45 11:23:02 3 0.43 0.00 0.07 0.00 0.33 99.17 11:24:01 all 0.12 0.00 0.03 0.00 0.21 99.64 11:24:01 0 0.32 0.00 0.02 0.00 0.17 99.49 11:24:01 1 0.07 0.00 0.05 0.00 0.25 99.63 11:24:01 2 0.05 0.00 0.03 0.00 0.36 99.56 11:24:01 3 0.05 0.00 0.02 0.00 0.08 99.85 11:25:01 all 0.13 0.00 0.04 0.00 0.39 99.44 11:25:01 0 0.03 0.00 0.03 0.00 0.15 99.78 11:25:01 1 0.33 0.00 0.05 0.00 0.25 99.37 11:25:01 2 0.08 0.00 0.05 0.00 0.94 98.92 11:25:01 3 0.05 0.00 0.05 0.00 0.18 99.72 Average: all 2.97 0.00 1.23 0.40 5.96 89.44 Average: 0 2.78 0.00 1.32 0.34 6.23 89.32 Average: 1 2.57 0.00 1.24 0.65 6.26 89.27 Average: 2 2.96 0.00 1.24 0.40 5.89 89.51 Average: 3 3.58 0.00 1.12 0.20 5.43 89.68