---> uname -a: Linux 09f29c9b8a5d 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-rest-go_PR-9 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/edgexfoundry_device-rest-go_PR-9@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 595 77 0 1164 1138 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 01/13/20 _x86_64_ (4 CPU) 02:31:11 LINUX RESTART 02:32:01 tps rtps wtps bread/s bwrtn/s 02:33:01 35.82 6.21 29.61 1846.21 3086.47 02:34:01 3.08 0.00 3.08 0.00 113.65 02:35:02 0.27 0.00 0.27 0.00 3.75 02:36:01 0.29 0.00 0.29 0.00 3.20 02:37:01 0.27 0.00 0.27 0.00 3.63 02:38:01 0.35 0.00 0.35 0.00 4.56 02:39:01 0.27 0.02 0.25 0.13 2.70 02:40:01 0.25 0.00 0.25 0.00 2.80 02:41:01 0.28 0.00 0.28 0.00 3.75 02:42:01 0.38 0.10 0.28 26.37 3.35 Average: 4.13 0.63 3.50 187.63 323.39 02:32:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:33:01 112464 1769840 94.03 2620 1234324 970380 33.11 417980 1190940 12 02:34:01 122308 1759996 93.50 2620 1234336 928564 31.68 412676 1189428 16 02:35:02 124288 1758016 93.40 2620 1234340 913144 31.16 411388 1189252 12 02:36:01 122604 1759700 93.49 2620 1234340 913700 31.17 413212 1189252 8 02:37:01 124148 1758156 93.40 2620 1234348 913472 31.17 411904 1189252 8 02:38:01 124228 1758076 93.40 2620 1234352 913424 31.17 411532 1189252 8 02:39:01 124896 1757408 93.36 2620 1234360 913400 31.16 411044 1189244 8 02:40:01 124880 1757424 93.37 2620 1234364 913400 31.16 411228 1189244 8 02:41:01 124600 1757704 93.38 2620 1234376 913400 31.16 411152 1189248 8 02:42:01 125756 1756548 93.32 2620 1235116 925664 31.58 408756 1189952 12 Average: 123017 1759287 93.46 2620 1234426 921855 31.45 412087 1189506 10 02:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:33:01 eth0 99.88 92.04 541.29 43.70 0.00 0.00 0.00 02:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 docker0 0.57 0.53 0.09 0.11 0.00 0.00 0.00 02:34:01 eth0 1.23 0.75 1.11 0.05 0.00 0.00 0.00 02:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:35:02 eth0 0.57 0.07 0.06 0.01 0.00 0.00 0.00 02:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:36:01 eth0 0.95 0.54 0.55 0.40 0.00 0.00 0.00 02:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:37:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 02:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:38:01 eth0 0.18 0.17 0.07 0.01 0.00 0.00 0.00 02:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 02:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 02:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:41:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 02:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 eth0 2.25 1.43 1.96 0.77 0.00 0.00 0.00 02:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 10.57 9.56 54.62 4.51 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.06 0.05 0.01 0.01 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) 01/13/20 _x86_64_ (4 CPU) 02:31:11 LINUX RESTART 02:32:01 CPU %user %nice %system %iowait %steal %idle 02:33:01 all 3.34 0.00 1.65 0.87 2.25 91.89 02:33:01 0 2.47 0.00 1.44 0.19 2.25 93.65 02:33:01 1 3.02 0.00 1.80 2.32 2.23 90.63 02:33:01 2 3.09 0.00 1.55 0.82 2.35 92.18 02:33:01 3 4.78 0.00 1.79 0.14 2.16 91.13 02:34:01 all 0.17 0.00 0.05 0.00 0.17 99.60 02:34:01 0 0.05 0.00 0.03 0.00 0.03 99.88 02:34:01 1 0.10 0.00 0.05 0.00 0.20 99.65 02:34:01 2 0.10 0.00 0.08 0.00 0.27 99.55 02:34:01 3 0.43 0.00 0.03 0.00 0.20 99.33 02:35:02 all 0.12 0.00 0.03 0.00 0.19 99.66 02:35:02 0 0.03 0.00 0.02 0.00 0.18 99.77 02:35:02 1 0.05 0.00 0.05 0.00 0.20 99.70 02:35:02 2 0.07 0.00 0.05 0.00 0.23 99.65 02:35:02 3 0.32 0.00 0.03 0.00 0.12 99.53 02:36:01 all 0.14 0.00 0.04 0.00 0.13 99.70 02:36:01 0 0.07 0.00 0.02 0.00 0.12 99.80 02:36:01 1 0.05 0.00 0.05 0.00 0.08 99.81 02:36:01 2 0.07 0.00 0.05 0.00 0.24 99.64 02:36:01 3 0.37 0.00 0.05 0.00 0.08 99.49 02:37:01 all 0.17 0.00 0.05 0.00 0.05 99.73 02:37:01 0 0.03 0.00 0.03 0.00 0.03 99.90 02:37:01 1 0.05 0.00 0.05 0.00 0.03 99.87 02:37:01 2 0.07 0.00 0.05 0.00 0.10 99.78 02:37:01 3 0.50 0.00 0.03 0.00 0.05 99.42 02:38:01 all 0.11 0.00 0.02 0.00 0.15 99.72 02:38:01 0 0.03 0.00 0.02 0.00 0.17 99.78 02:38:01 1 0.05 0.00 0.05 0.00 0.17 99.73 02:38:01 2 0.33 0.00 0.03 0.00 0.12 99.52 02:38:01 3 0.05 0.00 0.02 0.00 0.12 99.82 02:39:01 all 0.11 0.00 0.04 0.00 0.17 99.68 02:39:01 0 0.02 0.00 0.03 0.00 0.15 99.80 02:39:01 1 0.07 0.00 0.05 0.00 0.23 99.65 02:39:01 2 0.30 0.00 0.02 0.00 0.12 99.57 02:39:01 3 0.05 0.00 0.03 0.00 0.18 99.73 02:40:01 all 0.14 0.00 0.05 0.00 0.11 99.70 02:40:01 0 0.08 0.00 0.05 0.00 0.13 99.73 02:40:01 1 0.03 0.00 0.03 0.00 0.05 99.88 02:40:01 2 0.40 0.00 0.07 0.00 0.10 99.43 02:40:01 3 0.05 0.00 0.05 0.00 0.15 99.75 02:41:01 all 0.08 0.00 0.03 0.00 0.13 99.76 02:41:01 0 0.02 0.00 0.02 0.00 0.07 99.90 02:41:01 1 0.22 0.00 0.05 0.00 0.12 99.62 02:41:01 2 0.03 0.00 0.02 0.00 0.18 99.77 02:41:01 3 0.03 0.00 0.03 0.00 0.20 99.73 02:42:01 all 0.19 0.00 0.05 0.00 0.20 99.56 02:42:01 0 0.05 0.00 0.05 0.02 0.18 99.70 02:42:01 1 0.28 0.00 0.05 0.00 0.23 99.43 02:42:01 2 0.13 0.00 0.05 0.00 0.20 99.62 02:42:01 3 0.27 0.00 0.05 0.00 0.20 99.48 Average: all 0.45 0.00 0.20 0.09 0.35 98.91 Average: 0 0.28 0.00 0.17 0.02 0.33 99.20 Average: 1 0.39 0.00 0.22 0.23 0.35 98.80 Average: 2 0.46 0.00 0.20 0.08 0.39 98.88 Average: 3 0.68 0.00 0.21 0.01 0.34 98.75