---> uname -a: Linux 2bb60e1c0318 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: 2933.396 BogoMIPS: 5866.79 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-464@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-464 ---> free -m: total used free shared buff/cache available Mem: 1838 603 71 0 1164 1129 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) 03/17/20 _x86_64_ (4 CPU) 15:48:16 LINUX RESTART 15:49:01 tps rtps wtps bread/s bwrtn/s 15:50:01 31.55 5.79 25.75 1855.17 2080.01 15:51:01 2.53 0.00 2.53 0.00 81.95 15:52:01 0.23 0.00 0.23 0.00 3.60 15:53:01 0.27 0.00 0.27 0.00 3.60 15:54:01 0.25 0.00 0.25 0.00 3.38 Average: 6.97 1.16 5.81 371.13 434.62 15:49:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:01 109084 1773220 94.20 2620 1230148 967184 33.00 448332 1165452 16 15:51:01 117656 1764648 93.75 2620 1230152 909116 31.02 441188 1165124 20 15:52:01 118004 1764300 93.73 2620 1230160 909244 31.02 441640 1165124 16 15:53:01 118412 1763892 93.71 2620 1230160 909124 31.02 440896 1165124 12 15:54:01 118332 1763972 93.71 2620 1230168 909208 31.02 441368 1165124 16 Average: 116298 1766006 93.82 2620 1230158 920775 31.42 442685 1165190 16 15:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:50:01 eth0 128.03 94.06 447.47 48.12 0.00 0.00 0.00 15:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 docker0 8.64 7.04 1.06 15.42 0.00 0.00 0.00 15:51:01 eth0 1.43 0.33 0.44 0.02 0.00 0.00 0.00 15:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 eth0 0.53 0.40 0.27 0.20 0.00 0.00 0.00 15:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 15:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 15:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 26.07 19.01 89.68 9.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.73 1.41 0.21 3.09 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) 03/17/20 _x86_64_ (4 CPU) 15:48:16 LINUX RESTART 15:49:01 CPU %user %nice %system %iowait %steal %idle 15:50:01 all 3.05 0.00 1.63 0.60 0.01 94.70 15:50:01 0 3.11 0.00 1.69 0.05 0.02 95.14 15:50:01 1 3.44 0.00 1.61 2.14 0.02 92.79 15:50:01 2 2.81 0.00 1.35 0.05 0.00 95.78 15:50:01 3 2.84 0.00 1.87 0.15 0.02 95.12 15:51:01 all 0.20 0.00 0.06 0.00 0.00 99.73 15:51:01 0 0.05 0.00 0.02 0.00 0.00 99.93 15:51:01 1 0.10 0.00 0.07 0.00 0.00 99.83 15:51:01 2 0.10 0.00 0.07 0.00 0.00 99.83 15:51:01 3 0.58 0.00 0.08 0.00 0.00 99.33 15:52:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:52:01 0 0.07 0.00 0.05 0.00 0.00 99.88 15:52:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:52:01 2 0.07 0.00 0.07 0.00 0.00 99.87 15:52:01 3 0.53 0.00 0.05 0.00 0.00 99.42 15:53:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:53:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:53:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:53:01 2 0.08 0.00 0.07 0.00 0.00 99.85 15:53:01 3 0.55 0.00 0.03 0.00 0.00 99.42 15:54:01 all 0.17 0.00 0.05 0.00 0.00 99.77 15:54:01 0 0.20 0.00 0.05 0.00 0.00 99.75 15:54:01 1 0.07 0.00 0.07 0.00 0.00 99.87 15:54:01 2 0.38 0.00 0.07 0.00 0.02 99.53 15:54:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 0.76 0.00 0.37 0.12 0.00 98.75 Average: 0 0.69 0.00 0.36 0.01 0.00 98.93 Average: 1 0.74 0.00 0.36 0.43 0.00 98.47 Average: 2 0.69 0.00 0.32 0.01 0.00 98.98 Average: 3 0.91 0.00 0.42 0.03 0.00 98.64