---> uname -a: Linux c673f59ceb62 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-506@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-506 ---> free -m: total used free shared buff/cache available Mem: 1838 614 76 0 1146 1119 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) 04/22/20 _x86_64_ (4 CPU) 02:47:33 LINUX RESTART 02:48:01 tps rtps wtps bread/s bwrtn/s 02:49:01 54.32 14.84 39.47 2859.31 3762.32 02:50:01 3.95 0.00 3.95 0.00 120.90 02:51:01 0.32 0.00 0.32 0.00 5.83 02:52:01 0.33 0.00 0.33 0.00 5.06 02:53:01 0.28 0.00 0.28 0.00 4.15 02:54:01 0.47 0.00 0.47 0.00 7.43 Average: 9.95 2.48 7.47 476.84 651.33 02:48:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:49:01 104600 1777704 94.44 2620 1225564 941160 32.11 452960 1159004 16 02:50:01 114888 1767416 93.90 2620 1225572 901172 30.75 446580 1158664 20 02:51:01 113740 1768564 93.96 2620 1225580 901352 30.75 447584 1158664 8 02:52:01 114904 1767400 93.90 2620 1225580 901172 30.75 446420 1158664 16 02:53:01 114820 1767484 93.90 2620 1225588 901232 30.75 446924 1158664 8 02:54:01 113992 1768312 93.94 2620 1225592 901376 30.75 447788 1158664 8 Average: 112824 1769480 94.01 2620 1225579 907911 30.98 448043 1158721 13 02:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 02:49:01 eth0 344.22 232.77 859.42 98.89 0.00 0.00 0.00 02:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:49:01 docker0 7.84 5.62 1.12 17.27 0.00 0.00 0.00 02:50:01 eth0 0.92 0.08 0.07 0.01 0.00 0.00 0.00 02:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:51:01 eth0 2.00 0.68 0.59 0.37 0.00 0.00 0.00 02:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:52:01 eth0 0.83 0.08 0.04 0.04 0.00 0.00 0.00 02:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:53:01 eth0 0.30 0.15 0.09 0.07 0.00 0.00 0.00 02:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 eth0 1.22 0.45 0.37 0.21 0.00 0.00 0.00 02:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.28 39.06 143.52 16.61 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.31 0.94 0.19 2.88 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) 04/22/20 _x86_64_ (4 CPU) 02:47:33 LINUX RESTART 02:48:01 CPU %user %nice %system %iowait %steal %idle 02:49:01 all 12.12 0.00 3.47 0.83 0.02 83.56 02:49:01 0 12.79 0.00 3.71 0.12 0.02 83.37 02:49:01 1 11.83 0.00 3.13 0.22 0.02 84.80 02:49:01 2 11.48 0.00 3.62 0.52 0.02 84.36 02:49:01 3 12.40 0.00 3.44 2.48 0.00 81.68 02:50:01 all 0.20 0.00 0.06 0.00 0.00 99.74 02:50:01 0 0.03 0.00 0.05 0.00 0.00 99.92 02:50:01 1 0.13 0.00 0.10 0.00 0.00 99.77 02:50:01 2 0.08 0.00 0.05 0.00 0.00 99.87 02:50:01 3 0.55 0.00 0.05 0.00 0.00 99.40 02:51:01 all 0.22 0.00 0.05 0.00 0.00 99.72 02:51:01 0 0.12 0.00 0.03 0.00 0.00 99.85 02:51:01 1 0.10 0.00 0.05 0.00 0.02 99.83 02:51:01 2 0.05 0.00 0.03 0.00 0.00 99.92 02:51:01 3 0.62 0.00 0.08 0.00 0.00 99.30 02:52:01 all 0.19 0.00 0.05 0.00 0.00 99.76 02:52:01 0 0.05 0.00 0.05 0.00 0.00 99.90 02:52:01 1 0.08 0.00 0.05 0.00 0.00 99.87 02:52:01 2 0.10 0.00 0.05 0.00 0.00 99.85 02:52:01 3 0.52 0.00 0.03 0.00 0.00 99.45 02:53:01 all 0.20 0.00 0.06 0.00 0.01 99.73 02:53:01 0 0.08 0.00 0.07 0.00 0.02 99.83 02:53:01 1 0.10 0.00 0.07 0.00 0.00 99.83 02:53:01 2 0.07 0.00 0.05 0.00 0.02 99.87 02:53:01 3 0.55 0.00 0.08 0.00 0.02 99.35 02:54:01 all 0.11 0.00 0.06 0.00 0.01 99.82 02:54:01 0 0.10 0.00 0.05 0.00 0.02 99.83 02:54:01 1 0.07 0.00 0.03 0.00 0.00 99.90 02:54:01 2 0.12 0.00 0.05 0.00 0.02 99.82 02:54:01 3 0.17 0.00 0.10 0.00 0.02 99.72 Average: all 2.17 0.00 0.62 0.14 0.01 97.07 Average: 0 2.19 0.00 0.66 0.02 0.01 97.13 Average: 1 2.04 0.00 0.57 0.04 0.01 97.34 Average: 2 1.97 0.00 0.64 0.09 0.01 97.29 Average: 3 2.46 0.00 0.63 0.41 0.01 96.50