---> uname -a: Linux 5b437e16171c 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-245 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/edgexfoundry_device-sdk-c_PR-245@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 604 76 0 1157 1128 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) 04/01/20 _x86_64_ (4 CPU) 13:59:01 LINUX RESTART 14:00:01 tps rtps wtps bread/s bwrtn/s 14:01:01 9.43 0.03 9.39 0.67 2729.64 14:02:02 0.50 0.13 0.37 2.66 7.03 14:03:01 0.24 0.00 0.24 0.00 2.90 14:04:01 0.65 0.00 0.65 0.00 8.13 14:05:01 0.37 0.00 0.37 0.00 5.18 Average: 2.24 0.03 2.21 0.67 552.52 14:00:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:01:01 117372 1764932 93.76 2620 1229896 903668 30.83 424176 1182452 20 14:02:02 119228 1763076 93.67 2620 1230056 901496 30.76 422968 1182244 12 14:03:01 117928 1764376 93.73 2620 1230060 901700 30.77 424064 1182244 8 14:04:01 119480 1762824 93.65 2620 1230064 901496 30.76 422740 1182244 8 14:05:01 118064 1764240 93.73 2620 1230068 901688 30.77 424024 1182244 12 Average: 118414 1763890 93.71 2620 1230029 902010 30.78 423594 1182286 12 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:01:01 eth0 1.32 0.30 0.33 0.17 0.00 0.00 0.00 14:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:02 eth0 0.35 0.08 0.04 0.04 0.00 0.00 0.00 14:02:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 eth0 0.53 0.32 0.28 0.20 0.00 0.00 0.00 14:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 eth0 0.45 0.08 0.04 0.01 0.00 0.00 0.00 14:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 eth0 0.70 0.62 0.40 0.28 0.00 0.00 0.00 14:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.67 0.28 0.22 0.14 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/01/20 _x86_64_ (4 CPU) 13:59:01 LINUX RESTART 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:01:01 all 0.23 0.00 0.09 0.00 0.00 99.68 14:01:01 0 0.08 0.00 0.07 0.00 0.00 99.85 14:01:01 1 0.17 0.00 0.08 0.00 0.00 99.75 14:01:01 2 0.60 0.00 0.15 0.00 0.00 99.25 14:01:01 3 0.07 0.00 0.07 0.00 0.00 99.87 14:02:02 all 0.19 0.00 0.06 0.00 0.00 99.75 14:02:02 0 0.57 0.00 0.07 0.00 0.00 99.37 14:02:02 1 0.07 0.00 0.08 0.00 0.00 99.85 14:02:02 2 0.05 0.00 0.05 0.02 0.00 99.88 14:02:02 3 0.07 0.00 0.03 0.00 0.00 99.90 14:03:01 all 0.17 0.00 0.04 0.00 0.00 99.79 14:03:01 0 0.44 0.00 0.03 0.00 0.00 99.53 14:03:01 1 0.05 0.00 0.03 0.00 0.00 99.92 14:03:01 2 0.14 0.00 0.05 0.00 0.00 99.81 14:03:01 3 0.05 0.00 0.07 0.00 0.00 99.88 14:04:01 all 0.18 0.00 0.05 0.00 0.00 99.78 14:04:01 0 0.03 0.00 0.03 0.00 0.00 99.93 14:04:01 1 0.08 0.00 0.08 0.00 0.00 99.83 14:04:01 2 0.57 0.00 0.05 0.00 0.02 99.37 14:04:01 3 0.03 0.00 0.02 0.00 0.00 99.95 14:05:01 all 0.15 0.00 0.06 0.00 0.00 99.80 14:05:01 0 0.05 0.00 0.03 0.00 0.00 99.92 14:05:01 1 0.20 0.00 0.08 0.00 0.00 99.72 14:05:01 2 0.30 0.00 0.07 0.00 0.00 99.63 14:05:01 3 0.02 0.00 0.03 0.00 0.02 99.93 Average: all 0.18 0.00 0.06 0.00 0.00 99.76 Average: 0 0.23 0.00 0.05 0.00 0.00 99.72 Average: 1 0.11 0.00 0.07 0.00 0.00 99.81 Average: 2 0.33 0.00 0.07 0.00 0.00 99.59 Average: 3 0.05 0.00 0.04 0.00 0.00 99.91