---> uname -a: Linux a14b31f3af55 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 6.4G 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-464 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-464@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 607 75 0 1155 1126 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) 03/12/20 _x86_64_ (4 CPU) 15:52:21 LINUX RESTART 15:53:01 tps rtps wtps bread/s bwrtn/s 15:54:01 22.55 6.21 16.34 1906.52 2104.16 15:55:01 2.43 0.00 2.43 0.00 84.53 15:56:01 0.28 0.00 0.28 0.00 3.48 15:57:01 0.32 0.00 0.32 0.00 3.65 15:58:01 0.23 0.00 0.23 0.00 3.55 15:59:01 0.35 0.00 0.35 0.00 4.70 Average: 4.36 1.04 3.33 317.91 367.52 15:53:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:54:01 107136 1775168 94.31 2620 1230640 942156 32.15 425532 1190432 12 15:55:01 113448 1768856 93.97 2620 1230648 910500 31.07 422512 1188248 12 15:56:01 114400 1767904 93.92 2620 1230652 906316 30.92 421944 1188092 8 15:57:01 115236 1767068 93.88 2620 1230652 899120 30.68 421272 1187956 12 15:58:01 115352 1766952 93.87 2620 1230664 899192 30.68 421692 1187956 12 15:59:01 115524 1766780 93.86 2620 1230668 899248 30.68 421468 1187952 12 Average: 113516 1768788 93.97 2620 1230654 909422 31.03 422403 1188439 11 15:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:54:01 eth0 272.17 199.30 456.31 56.35 0.00 0.00 0.00 15:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:54:01 docker0 8.51 6.62 1.00 15.74 0.00 0.00 0.00 15:55:01 eth0 1.40 0.68 0.91 0.19 0.00 0.00 0.00 15:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 eth0 0.53 0.38 0.27 0.23 0.00 0.00 0.00 15:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 15:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 eth0 0.32 0.28 0.14 0.08 0.00 0.00 0.00 15:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 15:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.80 33.49 76.31 9.48 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.42 1.10 0.17 2.62 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) 03/12/20 _x86_64_ (4 CPU) 15:52:21 LINUX RESTART 15:53:01 CPU %user %nice %system %iowait %steal %idle 15:54:01 all 3.22 0.00 1.53 0.13 0.01 95.12 15:54:01 0 2.97 0.00 1.71 0.12 0.00 95.20 15:54:01 1 3.14 0.00 1.47 0.05 0.00 95.34 15:54:01 2 3.69 0.00 1.66 0.12 0.00 94.54 15:54:01 3 3.08 0.00 1.29 0.25 0.02 95.36 15:55:01 all 0.10 0.00 0.07 0.00 0.00 99.83 15:55:01 0 0.07 0.00 0.05 0.00 0.00 99.88 15:55:01 1 0.10 0.00 0.07 0.00 0.00 99.83 15:55:01 2 0.12 0.00 0.08 0.00 0.00 99.80 15:55:01 3 0.12 0.00 0.07 0.00 0.00 99.82 15:56:01 all 0.07 0.00 0.04 0.00 0.00 99.89 15:56:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:56:01 1 0.07 0.00 0.03 0.00 0.00 99.90 15:56:01 2 0.13 0.00 0.05 0.00 0.00 99.82 15:56:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:57:01 all 0.18 0.00 0.04 0.00 0.00 99.78 15:57:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:57:01 1 0.05 0.00 0.05 0.00 0.00 99.90 15:57:01 2 0.57 0.00 0.03 0.00 0.00 99.40 15:57:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:58:01 all 0.20 0.00 0.05 0.00 0.00 99.75 15:58:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:58:01 1 0.10 0.00 0.07 0.00 0.00 99.83 15:58:01 2 0.58 0.00 0.05 0.00 0.00 99.37 15:58:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:59:01 all 0.17 0.00 0.05 0.00 0.00 99.78 15:59:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:59:01 1 0.05 0.00 0.05 0.00 0.00 99.90 15:59:01 2 0.53 0.00 0.05 0.00 0.00 99.42 15:59:01 3 0.05 0.00 0.05 0.00 0.00 99.90 Average: all 0.65 0.00 0.29 0.02 0.00 99.03 Average: 0 0.53 0.00 0.32 0.02 0.00 99.13 Average: 1 0.58 0.00 0.29 0.01 0.00 99.12 Average: 2 0.94 0.00 0.32 0.02 0.00 98.73 Average: 3 0.56 0.00 0.25 0.04 0.00 99.14