---> uname -a: Linux 4e37ad476a76 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: 2933.436 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/exfoundry_go-mod-bootstrap_PR-30@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-30 ---> free -m: total used free shared buff/cache available Mem: 1838 604 67 0 1166 1128 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) 01/15/20 _x86_64_ (4 CPU) 15:23:56 LINUX RESTART 15:25:01 tps rtps wtps bread/s bwrtn/s 15:26:01 9.84 0.00 9.84 0.00 1717.82 15:27:01 0.22 0.00 0.22 0.00 2.96 15:28:01 0.27 0.00 0.27 0.00 3.61 15:29:01 0.28 0.00 0.28 0.00 3.20 Average: 2.65 0.00 2.65 0.00 431.90 15:25:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:26:01 117580 1764724 93.75 2620 1236032 911312 31.09 424700 1183288 20 15:27:01 115416 1766888 93.87 2620 1236040 911784 31.11 430924 1179256 20 15:28:01 116916 1765388 93.79 2620 1236048 911508 31.10 429196 1179252 12 15:29:01 116052 1766252 93.83 2620 1236048 911688 31.11 430324 1179252 16 Average: 116491 1765813 93.81 2620 1236042 911573 31.10 428786 1180262 17 15:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:26:01 eth0 0.38 0.08 0.02 0.04 0.00 0.00 0.00 15:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 eth0 9.81 5.66 8.92 0.52 0.00 0.00 0.00 15:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 eth0 0.95 0.08 0.07 0.07 0.00 0.00 0.00 15:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 eth0 0.95 0.30 0.29 0.17 0.00 0.00 0.00 15:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 3.02 1.53 2.32 0.20 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) 01/15/20 _x86_64_ (4 CPU) 15:23:56 LINUX RESTART 15:25:01 CPU %user %nice %system %iowait %steal %idle 15:26:01 all 0.16 0.00 0.23 0.00 0.66 98.95 15:26:01 0 0.33 0.00 0.32 0.00 0.61 98.74 15:26:01 1 0.05 0.00 0.12 0.00 0.56 99.27 15:26:01 2 0.12 0.00 0.30 0.00 0.78 98.81 15:26:01 3 0.13 0.00 0.18 0.00 0.68 99.01 15:27:01 all 0.44 0.00 0.07 0.00 0.66 98.83 15:27:01 0 0.17 0.00 0.10 0.00 0.33 99.40 15:27:01 1 0.10 0.00 0.07 0.00 1.06 98.78 15:27:01 2 0.23 0.00 0.07 0.00 0.53 99.17 15:27:01 3 1.24 0.00 0.07 0.00 0.75 97.94 15:28:01 all 0.12 0.00 0.05 0.00 0.74 99.09 15:28:01 0 0.05 0.00 0.02 0.00 0.30 99.63 15:28:01 1 0.10 0.00 0.08 0.00 0.76 99.06 15:28:01 2 0.08 0.00 0.07 0.00 0.66 99.19 15:28:01 3 0.25 0.00 0.05 0.00 1.22 98.48 15:29:01 all 0.14 0.00 0.06 0.00 0.58 99.22 15:29:01 0 0.02 0.00 0.03 0.00 0.33 99.62 15:29:01 1 0.05 0.00 0.05 0.00 0.63 99.27 15:29:01 2 0.27 0.00 0.12 0.00 0.78 98.84 15:29:01 3 0.18 0.00 0.05 0.00 0.58 99.19 Average: all 0.21 0.00 0.10 0.00 0.66 99.02 Average: 0 0.14 0.00 0.12 0.00 0.39 99.35 Average: 1 0.07 0.00 0.08 0.00 0.75 99.09 Average: 2 0.17 0.00 0.14 0.00 0.69 99.00 Average: 3 0.45 0.00 0.09 0.00 0.81 98.65