---> uname -a: Linux a09a86fa3089 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/exfoundry_go-mod-bootstrap_PR-64@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-64 ---> free -m: total used free shared buff/cache available Mem: 1838 609 78 0 1150 1123 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) 04/09/20 _x86_64_ (4 CPU) 22:08:23 LINUX RESTART 22:09:01 tps rtps wtps bread/s bwrtn/s 22:10:01 28.18 6.26 21.92 1867.82 2051.77 22:11:01 2.88 0.00 2.88 0.00 92.31 22:12:01 0.55 0.00 0.55 0.00 7.06 22:13:01 0.67 0.00 0.67 0.00 7.98 Average: 8.07 1.57 6.51 467.15 539.99 22:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:01 113796 1768508 93.95 2620 1224160 937092 31.97 431536 1179232 16 22:11:01 116504 1765800 93.81 2620 1224168 911928 31.11 429924 1178820 8 22:12:01 116300 1766004 93.82 2620 1224172 912044 31.12 430304 1178760 12 22:13:01 117240 1765064 93.77 2620 1224176 911864 31.11 429380 1178760 8 Average: 115960 1766344 93.84 2620 1224169 918232 31.33 430286 1178893 11 22:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:10:01 eth0 116.51 83.29 434.17 34.78 0.00 0.00 0.00 22:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 docker0 1.42 1.10 0.30 2.33 0.00 0.00 0.00 22:11:01 eth0 3.95 1.42 3.22 0.10 0.00 0.00 0.00 22:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 eth0 1.15 0.63 0.56 0.37 0.00 0.00 0.00 22:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 eth0 0.10 0.08 0.01 0.04 0.00 0.00 0.00 22:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 30.44 21.36 109.54 8.82 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.35 0.27 0.07 0.58 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) 04/09/20 _x86_64_ (4 CPU) 22:08:23 LINUX RESTART 22:09:01 CPU %user %nice %system %iowait %steal %idle 22:10:01 all 3.02 0.00 1.50 0.45 0.01 95.02 22:10:01 0 2.78 0.00 1.61 0.03 0.00 95.58 22:10:01 1 2.82 0.00 1.24 0.05 0.02 95.88 22:10:01 2 3.22 0.00 1.64 0.08 0.02 95.04 22:10:01 3 3.28 0.00 1.52 1.61 0.00 93.59 22:11:01 all 0.20 0.00 0.08 0.00 0.00 99.72 22:11:01 0 0.07 0.00 0.07 0.00 0.00 99.87 22:11:01 1 0.07 0.00 0.07 0.00 0.00 99.87 22:11:01 2 0.58 0.00 0.07 0.00 0.00 99.35 22:11:01 3 0.07 0.00 0.08 0.00 0.00 99.85 22:12:01 all 0.20 0.00 0.05 0.00 0.00 99.75 22:12:01 0 0.05 0.00 0.07 0.00 0.00 99.88 22:12:01 1 0.07 0.00 0.05 0.00 0.00 99.88 22:12:01 2 0.58 0.00 0.03 0.00 0.00 99.38 22:12:01 3 0.13 0.00 0.07 0.00 0.00 99.80 22:13:01 all 0.17 0.00 0.05 0.00 0.00 99.78 22:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:13:01 1 0.07 0.00 0.05 0.00 0.00 99.88 22:13:01 2 0.50 0.00 0.03 0.00 0.00 99.47 22:13:01 3 0.08 0.00 0.07 0.00 0.00 99.85 Average: all 0.90 0.00 0.42 0.11 0.00 98.57 Average: 0 0.73 0.00 0.44 0.01 0.00 98.83 Average: 1 0.75 0.00 0.35 0.01 0.00 98.88 Average: 2 1.22 0.00 0.44 0.02 0.00 98.31 Average: 3 0.89 0.00 0.43 0.40 0.00 98.28