---> uname -a: Linux fd3062cdcc05 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-474 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-474@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 78 0 1155 1128 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) 04/10/20 _x86_64_ (4 CPU) 14:41:20 LINUX RESTART 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 20.01 6.39 13.62 1853.75 2051.02 14:44:01 2.95 0.00 2.95 0.00 97.10 14:45:01 0.38 0.00 0.38 0.00 6.00 Average: 7.78 2.13 5.65 618.05 718.19 14:42:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 107976 1774328 94.26 2620 1232304 933464 31.85 443184 1171788 20 14:44:01 114104 1768200 93.94 2620 1232308 910976 31.08 438528 1171448 12 14:45:01 114384 1767920 93.92 2620 1232320 908944 31.01 438496 1171448 8 Average: 112155 1770149 94.04 2620 1232311 917795 31.31 440069 1171561 13 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:43:01 eth0 121.53 88.56 449.12 48.76 0.00 0.00 0.00 14:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 docker0 6.88 4.90 0.94 16.51 0.00 0.00 0.00 14:44:01 eth0 1.63 0.50 0.59 0.39 0.00 0.00 0.00 14:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 eth0 0.55 0.40 0.31 0.21 0.00 0.00 0.00 14:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 41.25 29.83 150.04 16.46 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.29 1.63 0.31 5.50 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) 04/10/20 _x86_64_ (4 CPU) 14:41:20 LINUX RESTART 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 2.92 0.00 1.44 0.10 0.00 95.54 14:43:01 0 3.26 0.00 1.57 0.15 0.02 95.00 14:43:01 1 2.81 0.00 1.29 0.03 0.00 95.87 14:43:01 2 2.76 0.00 1.27 0.07 0.00 95.90 14:43:01 3 2.88 0.00 1.62 0.12 0.00 95.39 14:44:01 all 0.07 0.00 0.06 0.00 0.00 99.87 14:44:01 0 0.07 0.00 0.03 0.00 0.00 99.90 14:44:01 1 0.05 0.00 0.07 0.00 0.00 99.88 14:44:01 2 0.08 0.00 0.10 0.00 0.00 99.82 14:44:01 3 0.05 0.00 0.03 0.00 0.00 99.92 14:45:01 all 0.07 0.00 0.05 0.00 0.00 99.88 14:45:01 0 0.13 0.00 0.03 0.00 0.00 99.83 14:45:01 1 0.07 0.00 0.07 0.00 0.00 99.87 14:45:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:45:01 3 0.05 0.00 0.07 0.00 0.00 99.88 Average: all 1.02 0.00 0.51 0.03 0.00 98.43 Average: 0 1.15 0.00 0.55 0.05 0.01 98.25 Average: 1 0.97 0.00 0.47 0.01 0.00 98.54 Average: 2 0.96 0.00 0.47 0.02 0.00 98.55 Average: 3 0.99 0.00 0.57 0.04 0.00 98.39