---> uname -a: Linux a8637ddd5576 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 6.3G 43.7G 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 577 67 0 1193 1155 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) 04/07/20 _x86_64_ (4 CPU) 08:25:32 LINUX RESTART 08:26:01 tps rtps wtps bread/s bwrtn/s 08:27:01 75.75 27.31 48.44 4609.89 4446.90 08:28:01 3.91 0.00 3.91 0.00 120.74 08:29:01 0.67 0.00 0.67 0.00 7.53 Average: 26.79 9.11 17.68 1537.23 1525.62 08:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 118104 1764200 93.73 2620 1248400 928212 31.67 409412 1193944 44 08:28:01 125856 1756448 93.31 2620 1248524 904748 30.87 404668 1193632 8 08:29:01 124932 1757372 93.36 2620 1248536 904964 30.88 405960 1193612 8 Average: 122964 1759340 93.47 2620 1248487 912641 31.14 406680 1193729 20 08:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:27:01 eth0 474.13 278.53 1026.60 101.51 0.00 0.00 0.00 08:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 docker0 7.42 6.01 0.99 15.94 0.00 0.00 0.00 08:28:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 08:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 eth0 1.63 0.53 0.37 0.18 0.00 0.00 0.00 08:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 158.70 93.08 342.46 33.91 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.48 2.00 0.33 5.32 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) 04/07/20 _x86_64_ (4 CPU) 08:25:32 LINUX RESTART 08:26:01 CPU %user %nice %system %iowait %steal %idle 08:27:01 all 12.80 0.00 4.79 1.90 0.02 80.49 08:27:01 0 11.43 0.00 5.68 0.99 0.02 81.89 08:27:01 1 13.77 0.00 4.51 1.07 0.03 80.61 08:27:01 2 12.67 0.00 4.62 1.71 0.02 80.98 08:27:01 3 13.33 0.00 4.37 3.80 0.02 78.49 08:28:01 all 0.18 0.00 0.06 0.00 0.00 99.76 08:28:01 0 0.05 0.00 0.03 0.00 0.00 99.92 08:28:01 1 0.03 0.00 0.05 0.00 0.00 99.92 08:28:01 2 0.05 0.00 0.05 0.00 0.02 99.88 08:28:01 3 0.57 0.00 0.12 0.00 0.00 99.32 08:29:01 all 0.12 0.00 0.08 0.00 0.00 99.80 08:29:01 0 0.07 0.00 0.07 0.00 0.00 99.87 08:29:01 1 0.07 0.00 0.07 0.00 0.00 99.87 08:29:01 2 0.07 0.00 0.03 0.00 0.00 99.90 08:29:01 3 0.28 0.00 0.13 0.00 0.00 99.58 Average: all 4.34 0.00 1.64 0.63 0.01 93.39 Average: 0 3.83 0.00 1.92 0.33 0.01 93.92 Average: 1 4.61 0.00 1.54 0.36 0.01 93.49 Average: 2 4.24 0.00 1.56 0.57 0.01 93.62 Average: 3 4.70 0.00 1.53 1.26 0.01 92.51