---> uname -a: Linux 33cb0370bce0 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: 2933.436 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% /var/log/sa /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 ---> free -m: total used free shared buff/cache available Mem: 1838 625 77 0 1135 1106 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) 03/30/20 _x86_64_ (4 CPU) 16:39:11 LINUX RESTART 16:40:02 tps rtps wtps bread/s bwrtn/s 16:41:01 18.52 5.15 13.37 813.68 2301.24 16:42:01 2.71 0.02 2.70 0.53 99.28 16:43:01 0.30 0.00 0.30 0.00 3.08 16:44:01 0.27 0.00 0.27 0.00 3.28 16:45:01 0.23 0.00 0.23 0.00 3.36 16:46:01 0.35 0.00 0.35 0.00 4.70 16:47:01 0.25 0.00 0.25 0.00 2.56 Average: 3.20 0.73 2.47 114.68 340.78 16:40:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:41:01 109516 1772788 94.18 2620 1208996 950896 32.44 453524 1160492 20 16:42:01 117372 1764932 93.76 2620 1209004 911224 31.09 448364 1159148 8 16:43:01 116788 1765516 93.80 2620 1209008 911428 31.10 449636 1159144 16 16:44:01 117648 1764656 93.75 2620 1209012 911224 31.09 448484 1159144 12 16:45:01 116456 1765848 93.81 2620 1209020 911392 31.10 449524 1159144 8 16:46:01 117520 1764784 93.76 2620 1209024 911352 31.09 448664 1159140 12 16:47:01 118504 1763800 93.70 2620 1209028 911352 31.09 447684 1159140 8 Average: 116258 1766046 93.82 2620 1209013 916981 31.29 449411 1159336 12 16:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:41:01 eth0 58.69 46.86 351.98 42.11 0.00 0.00 0.00 16:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 docker0 7.55 6.47 0.88 16.52 0.00 0.00 0.00 16:42:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:01 eth0 1.10 0.42 0.31 0.21 0.00 0.00 0.00 16:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 eth0 0.58 0.07 0.06 0.01 0.00 0.00 0.00 16:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 eth0 0.75 0.45 0.41 0.27 0.00 0.00 0.00 16:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 16:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 8.65 6.77 49.69 6.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.06 0.91 0.12 2.33 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) 03/30/20 _x86_64_ (4 CPU) 16:39:11 LINUX RESTART 16:40:02 CPU %user %nice %system %iowait %steal %idle 16:41:01 all 2.84 0.00 1.48 0.11 0.53 95.04 16:41:01 0 2.69 0.00 1.62 0.15 0.65 94.90 16:41:01 1 2.88 0.00 1.45 0.19 0.51 94.98 16:41:01 2 2.82 0.00 1.38 0.10 0.54 95.15 16:41:01 3 3.00 0.00 1.50 0.03 0.43 95.04 16:42:01 all 0.18 0.00 0.06 0.00 0.03 99.73 16:42:01 0 0.48 0.00 0.05 0.00 0.03 99.43 16:42:01 1 0.08 0.00 0.07 0.00 0.03 99.82 16:42:01 2 0.07 0.00 0.07 0.00 0.02 99.85 16:42:01 3 0.07 0.00 0.05 0.00 0.02 99.87 16:43:01 all 0.20 0.00 0.05 0.00 0.03 99.72 16:43:01 0 0.05 0.00 0.03 0.00 0.02 99.90 16:43:01 1 0.62 0.00 0.08 0.00 0.02 99.28 16:43:01 2 0.08 0.00 0.03 0.00 0.02 99.87 16:43:01 3 0.07 0.00 0.05 0.00 0.03 99.85 16:44:01 all 0.16 0.00 0.06 0.00 0.04 99.74 16:44:01 0 0.07 0.00 0.07 0.00 0.07 99.80 16:44:01 1 0.07 0.00 0.07 0.00 0.03 99.83 16:44:01 2 0.47 0.00 0.07 0.00 0.07 99.40 16:44:01 3 0.03 0.00 0.05 0.00 0.02 99.90 16:45:01 all 0.17 0.00 0.06 0.00 0.03 99.73 16:45:01 0 0.03 0.00 0.05 0.00 0.00 99.92 16:45:01 1 0.08 0.00 0.05 0.00 0.00 99.87 16:45:01 2 0.52 0.00 0.03 0.00 0.00 99.45 16:45:01 3 0.10 0.00 0.08 0.00 0.08 99.73 16:46:01 all 0.12 0.00 0.05 0.00 0.08 99.74 16:46:01 0 0.03 0.00 0.02 0.00 0.03 99.92 16:46:01 1 0.05 0.00 0.08 0.00 0.08 99.78 16:46:01 2 0.03 0.00 0.05 0.00 0.05 99.87 16:46:01 3 0.37 0.00 0.08 0.00 0.18 99.37 16:47:01 all 0.09 0.00 0.05 0.00 0.07 99.80 16:47:01 0 0.05 0.00 0.05 0.00 0.03 99.87 16:47:01 1 0.05 0.00 0.03 0.00 0.02 99.90 16:47:01 2 0.07 0.00 0.07 0.00 0.18 99.68 16:47:01 3 0.17 0.00 0.03 0.00 0.02 99.78 Average: all 0.53 0.00 0.26 0.02 0.11 99.08 Average: 0 0.48 0.00 0.26 0.02 0.12 99.12 Average: 1 0.54 0.00 0.26 0.03 0.10 99.08 Average: 2 0.57 0.00 0.24 0.01 0.12 99.05 Average: 3 0.54 0.00 0.26 0.00 0.11 99.09