---> uname -a: Linux 97333bcdd8f4 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-432 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-432@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 591 78 0 1167 1141 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) 03/31/20 _x86_64_ (4 CPU) 09:07:01 LINUX RESTART 09:08:01 tps rtps wtps bread/s bwrtn/s 09:09:01 12.59 0.00 12.59 0.00 2711.07 09:10:01 0.23 0.00 0.23 0.00 3.60 09:11:01 0.30 0.00 0.30 0.00 3.48 09:12:01 0.25 0.00 0.25 0.00 2.83 09:13:01 0.35 0.00 0.35 0.00 4.51 Average: 2.74 0.00 2.74 0.00 545.15 09:08:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:09:01 126868 1755436 93.26 2620 1234584 904616 30.87 425844 1171444 20 09:10:01 126960 1755344 93.26 2620 1234588 905268 30.89 426224 1171144 16 09:11:01 128792 1753512 93.16 2620 1234596 905000 30.88 424908 1171060 12 09:12:01 127576 1754728 93.22 2620 1234600 905160 30.88 425648 1171060 8 09:13:01 128488 1753816 93.17 2620 1234608 905076 30.88 425304 1171064 20 Average: 127737 1754567 93.21 2620 1234595 905024 30.88 425586 1171154 15 09:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:09:01 eth0 1.08 0.08 0.08 0.04 0.00 0.00 0.00 09:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 eth0 8.64 6.09 8.54 0.73 0.00 0.00 0.00 09:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 eth0 0.43 0.10 0.04 0.04 0.00 0.00 0.00 09:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 eth0 0.40 0.27 0.26 0.20 0.00 0.00 0.00 09:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 09:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.16 1.34 1.80 0.21 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 03/31/20 _x86_64_ (4 CPU) 09:07:01 LINUX RESTART 09:08:01 CPU %user %nice %system %iowait %steal %idle 09:09:01 all 0.18 0.00 0.13 0.00 0.00 99.69 09:09:01 0 0.08 0.00 0.15 0.00 0.00 99.77 09:09:01 1 0.40 0.00 0.23 0.00 0.00 99.37 09:09:01 2 0.17 0.00 0.08 0.00 0.00 99.75 09:09:01 3 0.07 0.00 0.05 0.00 0.00 99.88 09:10:01 all 0.66 0.00 0.08 0.00 0.00 99.25 09:10:01 0 0.22 0.00 0.13 0.00 0.00 99.65 09:10:01 1 0.90 0.00 0.05 0.00 0.02 99.03 09:10:01 2 0.43 0.00 0.07 0.00 0.02 99.48 09:10:01 3 1.07 0.00 0.10 0.00 0.00 98.83 09:11:01 all 0.17 0.00 0.06 0.00 0.00 99.76 09:11:01 0 0.07 0.00 0.07 0.00 0.02 99.85 09:11:01 1 0.52 0.00 0.12 0.00 0.00 99.37 09:11:01 2 0.07 0.00 0.03 0.00 0.00 99.90 09:11:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:12:01 all 0.10 0.00 0.07 0.00 0.00 99.84 09:12:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:12:01 1 0.17 0.00 0.12 0.00 0.00 99.72 09:12:01 2 0.10 0.00 0.07 0.00 0.00 99.83 09:12:01 3 0.08 0.00 0.03 0.00 0.00 99.88 09:13:01 all 0.06 0.00 0.05 0.00 0.00 99.89 09:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:13:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:13:01 2 0.10 0.00 0.07 0.00 0.00 99.83 09:13:01 3 0.08 0.00 0.05 0.00 0.02 99.85 Average: all 0.23 0.00 0.08 0.00 0.00 99.68 Average: 0 0.08 0.00 0.08 0.00 0.00 99.83 Average: 1 0.40 0.00 0.11 0.00 0.00 99.48 Average: 2 0.17 0.00 0.06 0.00 0.00 99.76 Average: 3 0.27 0.00 0.06 0.00 0.00 99.67