---> uname -a: Linux 8bee3b1add3b 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/dgexfoundry_device-sdk-go_PR-500@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-500 ---> free -m: total used free shared buff/cache available Mem: 1838 604 68 0 1164 1130 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) 04/21/20 _x86_64_ (4 CPU) 02:24:43 LINUX RESTART 02:25:01 tps rtps wtps bread/s bwrtn/s 02:26:01 147.94 70.31 77.63 6328.23 37674.18 02:27:01 8.01 0.00 8.01 0.00 1737.15 02:28:01 2.55 0.00 2.55 0.00 77.41 02:29:01 0.63 0.00 0.63 0.00 8.46 02:30:01 0.58 0.00 0.58 0.00 6.80 02:31:01 0.82 0.00 0.82 0.00 10.01 02:32:01 0.67 0.00 0.67 0.00 8.08 Average: 23.04 10.05 12.99 904.55 5649.10 02:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:26:01 110744 1771560 94.12 2620 1231568 918144 31.33 435604 1172292 49928 02:27:01 111364 1770940 94.08 2620 1231872 918032 31.32 434800 1172344 8 02:28:01 113224 1769080 93.98 2620 1231880 913548 31.17 433328 1172332 8 02:29:01 114108 1768196 93.94 2620 1231880 911488 31.10 432820 1172208 8 02:30:01 115276 1767028 93.88 2620 1231888 896012 30.57 432000 1172100 8 02:31:01 115364 1766940 93.87 2620 1231892 896000 30.57 431960 1172100 8 02:32:01 115980 1766324 93.84 2620 1231896 896044 30.57 431500 1172096 8 Average: 113723 1768581 93.96 2620 1231839 907038 30.95 433145 1172210 7139 02:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:26:01 eth0 477.70 306.72 1039.84 111.46 0.00 0.00 0.00 02:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 docker0 9.19 6.76 1.13 16.76 0.00 0.00 0.00 02:27:01 eth0 1.32 0.42 0.33 0.22 0.00 0.00 0.00 02:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 eth0 2.02 0.92 0.89 0.53 0.00 0.00 0.00 02:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 eth0 1.10 0.33 0.32 0.23 0.00 0.00 0.00 02:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 eth0 0.55 0.32 0.27 0.20 0.00 0.00 0.00 02:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 eth0 0.65 0.20 0.17 0.07 0.00 0.00 0.00 02:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 02:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 69.10 44.17 148.92 16.11 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.31 0.97 0.16 2.40 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) 04/21/20 _x86_64_ (4 CPU) 02:24:43 LINUX RESTART 02:25:01 CPU %user %nice %system %iowait %steal %idle 02:26:01 all 13.76 0.00 6.24 8.93 0.03 71.04 02:26:01 0 14.81 0.00 6.35 10.42 0.02 68.41 02:26:01 1 11.85 0.00 6.11 8.20 0.03 73.80 02:26:01 2 14.40 0.00 5.26 11.22 0.03 69.09 02:26:01 3 13.97 0.00 7.25 5.90 0.07 72.81 02:27:01 all 0.20 0.00 0.08 0.00 0.00 99.72 02:27:01 0 0.05 0.00 0.12 0.00 0.00 99.83 02:27:01 1 0.58 0.00 0.08 0.00 0.00 99.33 02:27:01 2 0.10 0.00 0.02 0.00 0.00 99.88 02:27:01 3 0.07 0.00 0.10 0.00 0.00 99.83 02:28:01 all 0.19 0.00 0.06 0.00 0.00 99.75 02:28:01 0 0.07 0.00 0.07 0.00 0.00 99.87 02:28:01 1 0.52 0.00 0.03 0.00 0.00 99.45 02:28:01 2 0.08 0.00 0.08 0.00 0.00 99.83 02:28:01 3 0.07 0.00 0.05 0.00 0.00 99.88 02:29:01 all 0.19 0.00 0.05 0.00 0.00 99.76 02:29:01 0 0.02 0.00 0.07 0.00 0.02 99.90 02:29:01 1 0.55 0.00 0.02 0.00 0.00 99.43 02:29:01 2 0.07 0.00 0.05 0.00 0.00 99.88 02:29:01 3 0.12 0.00 0.08 0.00 0.00 99.80 02:30:01 all 0.19 0.00 0.04 0.00 0.00 99.77 02:30:01 0 0.05 0.00 0.03 0.00 0.00 99.92 02:30:01 1 0.52 0.00 0.03 0.00 0.00 99.45 02:30:01 2 0.07 0.00 0.05 0.00 0.00 99.88 02:30:01 3 0.12 0.00 0.05 0.00 0.00 99.83 02:31:01 all 0.18 0.00 0.05 0.00 0.00 99.77 02:31:01 0 0.02 0.00 0.03 0.00 0.00 99.95 02:31:01 1 0.52 0.00 0.03 0.00 0.00 99.45 02:31:01 2 0.05 0.00 0.02 0.00 0.00 99.93 02:31:01 3 0.12 0.00 0.10 0.00 0.00 99.78 02:32:01 all 0.18 0.00 0.05 0.00 0.00 99.77 02:32:01 0 0.05 0.00 0.02 0.00 0.00 99.93 02:32:01 1 0.57 0.00 0.03 0.00 0.00 99.40 02:32:01 2 0.07 0.00 0.05 0.00 0.00 99.88 02:32:01 3 0.08 0.00 0.07 0.00 0.00 99.85 Average: all 2.11 0.00 0.93 1.26 0.01 95.69 Average: 0 2.12 0.00 0.94 1.47 0.00 95.46 Average: 1 2.14 0.00 0.90 1.16 0.00 95.79 Average: 2 2.10 0.00 0.78 1.59 0.00 95.52 Average: 3 2.06 0.00 1.09 0.83 0.01 96.01