---> uname -a: Linux a7a9a5cc2ccd 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@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448 ---> free -m: total used free shared buff/cache available Mem: 1838 593 83 0 1161 1140 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) 08:30:11 LINUX RESTART 08:31:01 tps rtps wtps bread/s bwrtn/s 08:32:01 46.31 10.50 35.81 2489.29 3465.93 08:33:01 1.88 0.05 1.83 1.60 77.26 08:34:01 0.68 0.00 0.68 0.00 8.62 08:35:01 0.65 0.00 0.65 0.00 8.38 08:36:01 0.58 0.00 0.58 0.00 6.09 08:37:01 0.45 0.00 0.45 0.00 7.73 Average: 8.43 1.76 6.67 415.50 596.17 08:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:32:01 112912 1769392 94.00 2620 1242008 953104 32.52 435484 1177232 16 08:33:01 121540 1760764 93.54 2620 1242016 901948 30.77 428848 1176836 8 08:34:01 121676 1760628 93.54 2620 1242024 890924 30.40 428912 1176832 8 08:35:01 122776 1759528 93.48 2620 1242024 890708 30.39 427644 1176832 12 08:36:01 122684 1759620 93.48 2620 1242032 890768 30.39 428144 1176832 20 08:37:01 123092 1759212 93.46 2620 1242036 890772 30.39 427868 1176832 16 Average: 120780 1761524 93.58 2620 1242023 903037 30.81 429483 1176899 13 08:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:32:01 eth0 155.31 119.71 710.04 83.10 0.00 0.00 0.00 08:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 docker0 6.52 4.89 0.90 16.14 0.00 0.00 0.00 08:33:01 eth0 1.02 0.33 0.31 0.03 0.00 0.00 0.00 08:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 eth0 0.62 0.33 0.29 0.20 0.00 0.00 0.00 08:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 08:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 eth0 0.25 0.17 0.14 0.07 0.00 0.00 0.00 08:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 eth0 0.12 0.12 0.01 0.01 0.00 0.00 0.00 08:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 26.25 20.13 118.57 13.91 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.09 0.82 0.15 2.69 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) 08:30:11 LINUX RESTART 08:31:01 CPU %user %nice %system %iowait %steal %idle 08:32:01 all 6.58 0.00 2.46 0.93 8.47 81.57 08:32:01 0 5.66 0.00 2.73 1.15 9.64 80.82 08:32:01 1 5.22 0.00 2.99 0.53 8.48 82.77 08:32:01 2 7.43 0.00 2.47 1.35 8.46 80.29 08:32:01 3 8.01 0.00 1.64 0.66 7.30 82.39 08:33:01 all 0.13 0.00 0.07 0.00 0.35 99.45 08:33:01 0 0.22 0.00 0.08 0.00 0.40 99.30 08:33:01 1 0.10 0.00 0.12 0.00 0.38 99.40 08:33:01 2 0.07 0.00 0.05 0.00 0.20 99.68 08:33:01 3 0.15 0.00 0.03 0.00 0.42 99.40 08:34:01 all 0.12 0.00 0.05 0.00 0.18 99.65 08:34:01 0 0.05 0.00 0.03 0.00 0.12 99.80 08:34:01 1 0.07 0.00 0.08 0.00 0.27 99.58 08:34:01 2 0.05 0.00 0.05 0.00 0.25 99.65 08:34:01 3 0.35 0.00 0.03 0.00 0.10 99.52 08:35:01 all 0.12 0.00 0.04 0.00 0.15 99.69 08:35:01 0 0.02 0.00 0.03 0.00 0.10 99.85 08:35:01 1 0.38 0.00 0.03 0.00 0.20 99.38 08:35:01 2 0.07 0.00 0.07 0.00 0.22 99.65 08:35:01 3 0.02 0.00 0.02 0.00 0.07 99.90 08:36:01 all 0.10 0.00 0.05 0.00 0.09 99.76 08:36:01 0 0.15 0.00 0.07 0.00 0.17 99.62 08:36:01 1 0.05 0.00 0.05 0.00 0.05 99.85 08:36:01 2 0.02 0.00 0.02 0.00 0.10 99.87 08:36:01 3 0.17 0.00 0.07 0.00 0.02 99.75 08:37:01 all 0.12 0.00 0.04 0.00 0.10 99.74 08:37:01 0 0.33 0.00 0.03 0.00 0.12 99.52 08:37:01 1 0.07 0.00 0.03 0.00 0.08 99.82 08:37:01 2 0.08 0.00 0.05 0.00 0.18 99.68 08:37:01 3 0.02 0.00 0.02 0.00 0.05 99.92 Average: all 1.20 0.00 0.45 0.16 1.57 96.62 Average: 0 1.09 0.00 0.50 0.19 1.78 96.44 Average: 1 0.99 0.00 0.55 0.09 1.59 96.78 Average: 2 1.28 0.00 0.45 0.22 1.57 96.48 Average: 3 1.46 0.00 0.30 0.11 1.33 96.80