---> uname -a: Linux bd5055ef7956 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 602 84 0 1151 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) 03/11/20 _x86_64_ (4 CPU) 08:58:38 LINUX RESTART 08:59:01 tps rtps wtps bread/s bwrtn/s 09:00:02 79.33 34.57 44.76 4814.78 5539.01 09:01:01 3.91 0.05 3.86 0.68 122.94 09:02:01 0.87 0.08 0.78 1.60 11.51 Average: 28.17 11.63 16.54 1614.82 1901.23 08:59:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:02 116096 1766208 93.83 2620 1228808 948584 32.37 434816 1170056 136 09:01:01 124152 1758152 93.40 2620 1228828 906384 30.93 430628 1169036 16 09:02:01 125616 1756688 93.33 2620 1228972 904040 30.85 429392 1168964 12 Average: 121955 1760349 93.52 2620 1228869 919669 31.38 431612 1169352 55 08:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:00:02 eth0 442.04 302.13 1028.25 102.80 0.00 0.00 0.00 09:00:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:02 docker0 5.91 5.14 0.83 15.26 0.00 0.00 0.00 09:01:01 eth0 0.88 0.44 0.31 0.18 0.00 0.00 0.00 09:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 eth0 1.10 0.10 0.09 0.04 0.00 0.00 0.00 09:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 148.84 101.46 344.83 34.53 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.98 1.72 0.28 5.12 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) 03/11/20 _x86_64_ (4 CPU) 08:58:38 LINUX RESTART 08:59:01 CPU %user %nice %system %iowait %steal %idle 09:00:02 all 13.41 0.00 5.37 1.98 0.04 79.19 09:00:02 0 12.38 0.00 6.09 1.18 0.03 80.33 09:00:02 1 14.92 0.00 4.93 5.00 0.03 75.12 09:00:02 2 14.14 0.00 5.16 1.07 0.05 79.57 09:00:02 3 12.21 0.00 5.28 0.69 0.05 81.78 09:01:01 all 0.23 0.00 0.08 0.00 0.01 99.68 09:01:01 0 0.08 0.00 0.08 0.00 0.02 99.81 09:01:01 1 0.14 0.00 0.07 0.00 0.00 99.80 09:01:01 2 0.12 0.00 0.10 0.00 0.02 99.76 09:01:01 3 0.59 0.00 0.07 0.00 0.02 99.32 09:02:01 all 0.20 0.00 0.07 0.00 0.00 99.72 09:02:01 0 0.07 0.00 0.07 0.00 0.00 99.87 09:02:01 1 0.12 0.00 0.10 0.00 0.00 99.78 09:02:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:02:01 3 0.53 0.00 0.08 0.00 0.00 99.38 Average: all 4.62 0.00 1.84 0.66 0.02 92.86 Average: 0 4.17 0.00 2.08 0.39 0.02 93.34 Average: 1 5.07 0.00 1.70 1.67 0.01 91.55 Average: 2 4.78 0.00 1.77 0.36 0.02 93.07 Average: 3 4.44 0.00 1.81 0.23 0.02 93.50