---> uname -a: Linux 4fcfd3ee7e95 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: 2933.442 BogoMIPS: 5866.88 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-467 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-467@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 599 75 0 1163 1134 Swap: 1023 0 1023 ---> 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) 03/29/20 _x86_64_ (4 CPU) 22:51:01 LINUX RESTART 22:52:01 tps rtps wtps bread/s bwrtn/s 22:53:01 11.74 0.00 11.74 0.00 2109.66 22:54:01 0.20 0.00 0.20 0.00 3.10 22:55:02 0.30 0.00 0.30 0.00 4.26 22:56:01 0.32 0.00 0.32 0.00 3.93 22:57:01 0.32 0.00 0.32 0.00 4.10 22:58:01 0.28 0.00 0.28 0.00 3.35 Average: 2.20 0.00 2.20 0.00 355.77 22:52:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:53:01 124256 1758048 93.40 2620 1226300 922692 31.48 434720 1165400 20 22:54:01 123168 1759136 93.46 2620 1226308 922960 31.49 436072 1165104 24 22:55:02 122652 1759652 93.48 2620 1226316 923020 31.49 436592 1165100 8 22:56:01 124208 1758096 93.40 2620 1226316 922756 31.48 435156 1165100 8 22:57:01 123768 1758536 93.42 2620 1226324 922816 31.49 435476 1165100 12 22:58:01 124268 1758036 93.40 2620 1226328 922756 31.48 435204 1165096 12 Average: 123720 1758584 93.43 2620 1226315 922833 31.49 435537 1165150 14 22:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:53:01 eth0 0.80 0.08 0.05 0.01 0.00 0.00 0.00 22:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 eth0 1.48 0.60 0.44 0.22 0.00 0.00 0.00 22:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:02 eth0 0.73 0.50 0.52 0.39 0.00 0.00 0.00 22:55:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 eth0 0.33 0.22 0.14 0.07 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 eth0 0.05 0.02 0.00 0.00 0.00 0.00 0.00 22:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.58 0.25 0.19 0.12 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) 03/29/20 _x86_64_ (4 CPU) 22:51:01 LINUX RESTART 22:52:01 CPU %user %nice %system %iowait %steal %idle 22:53:01 all 0.22 0.00 0.13 0.00 0.00 99.65 22:53:01 0 0.05 0.00 0.15 0.00 0.00 99.80 22:53:01 1 0.10 0.00 0.10 0.00 0.00 99.80 22:53:01 2 0.53 0.00 0.20 0.00 0.00 99.27 22:53:01 3 0.17 0.00 0.07 0.00 0.00 99.77 22:54:01 all 0.21 0.00 0.05 0.00 0.00 99.74 22:54:01 0 0.10 0.00 0.08 0.00 0.00 99.82 22:54:01 1 0.57 0.00 0.03 0.00 0.00 99.40 22:54:01 2 0.05 0.00 0.07 0.00 0.00 99.88 22:54:01 3 0.13 0.00 0.03 0.00 0.00 99.83 22:55:02 all 0.17 0.00 0.05 0.00 0.00 99.79 22:55:02 0 0.05 0.00 0.05 0.00 0.00 99.90 22:55:02 1 0.53 0.00 0.05 0.00 0.00 99.42 22:55:02 2 0.03 0.00 0.05 0.00 0.00 99.92 22:55:02 3 0.03 0.00 0.03 0.00 0.00 99.93 22:56:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:56:01 0 0.05 0.00 0.03 0.00 0.00 99.92 22:56:01 1 0.54 0.00 0.05 0.00 0.00 99.41 22:56:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:56:01 3 0.05 0.00 0.02 0.00 0.00 99.93 22:57:01 all 0.17 0.00 0.04 0.00 0.00 99.79 22:57:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:57:01 1 0.10 0.00 0.03 0.00 0.00 99.87 22:57:01 2 0.48 0.00 0.03 0.00 0.00 99.48 22:57:01 3 0.10 0.00 0.07 0.00 0.00 99.83 22:58:01 all 0.18 0.00 0.04 0.00 0.00 99.79 22:58:01 0 0.03 0.00 0.02 0.00 0.00 99.95 22:58:01 1 0.05 0.00 0.03 0.00 0.02 99.90 22:58:01 2 0.53 0.00 0.05 0.00 0.00 99.42 22:58:01 3 0.08 0.00 0.07 0.00 0.00 99.85 Average: all 0.19 0.00 0.06 0.00 0.00 99.76 Average: 0 0.05 0.00 0.06 0.00 0.00 99.89 Average: 1 0.31 0.00 0.05 0.00 0.00 99.63 Average: 2 0.28 0.00 0.08 0.00 0.00 99.64 Average: 3 0.09 0.00 0.05 0.00 0.00 99.86