---> uname -a: Linux b36546044206 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 6.3G 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-48 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/exfoundry_go-mod-bootstrap_PR-48@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 599 72 0 1166 1134 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) 02/10/20 _x86_64_ (4 CPU) 15:03:04 LINUX RESTART 15:04:02 tps rtps wtps bread/s bwrtn/s 15:05:01 9.49 0.10 9.38 3.25 2690.33 15:06:01 2.66 0.00 2.66 0.00 91.69 15:07:01 0.23 0.00 0.23 0.00 3.11 15:08:01 0.32 0.00 0.32 0.00 3.38 15:09:01 0.23 0.00 0.23 0.00 3.51 15:10:01 0.70 0.00 0.70 0.00 8.43 15:11:01 0.63 0.00 0.63 0.00 7.26 Average: 2.02 0.01 2.01 0.46 395.66 15:04:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:05:01 89696 1792608 95.23 2620 1262292 940092 32.08 421580 1212464 24 15:06:01 94564 1787740 94.98 2620 1262296 902796 30.80 417904 1212160 8 15:07:01 93592 1788712 95.03 2620 1262304 903012 30.81 419128 1212160 8 15:08:01 94144 1788160 95.00 2620 1262304 902796 30.80 417996 1212160 8 15:09:01 93708 1788596 95.02 2620 1262312 902952 30.81 418864 1212160 8 15:10:01 94496 1787808 94.98 2620 1262316 902832 30.80 418124 1212160 8 15:11:01 95716 1786588 94.91 2620 1262316 902796 30.80 416844 1212156 8 Average: 93702 1788602 95.02 2620 1262306 908182 30.99 418634 1212203 10 15:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:05:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 eth0 0.35 0.08 0.03 0.01 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 eth0 1.02 0.48 0.31 0.21 0.00 0.00 0.00 15:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 eth0 0.33 0.07 0.03 0.01 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 eth0 0.67 0.42 0.35 0.26 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 eth0 0.18 0.12 0.07 0.01 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 0.39 0.19 0.11 0.08 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) 02/10/20 _x86_64_ (4 CPU) 15:03:04 LINUX RESTART 15:04:02 CPU %user %nice %system %iowait %steal %idle 15:05:01 all 0.19 0.00 0.09 0.00 0.00 99.72 15:05:01 0 0.17 0.00 0.05 0.00 0.00 99.78 15:05:01 1 0.05 0.00 0.10 0.00 0.00 99.85 15:05:01 2 0.41 0.00 0.03 0.00 0.00 99.56 15:05:01 3 0.10 0.00 0.17 0.00 0.00 99.73 15:06:01 all 0.08 0.00 0.04 0.00 0.00 99.88 15:06:01 0 0.08 0.00 0.03 0.00 0.00 99.88 15:06:01 1 0.10 0.00 0.05 0.00 0.00 99.85 15:06:01 2 0.07 0.00 0.03 0.00 0.00 99.90 15:06:01 3 0.05 0.00 0.02 0.00 0.00 99.93 15:07:01 all 0.08 0.00 0.04 0.00 0.00 99.87 15:07:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:07:01 1 0.07 0.00 0.05 0.00 0.00 99.88 15:07:01 2 0.10 0.00 0.07 0.00 0.00 99.83 15:07:01 3 0.12 0.00 0.03 0.00 0.00 99.85 15:08:01 all 0.17 0.00 0.05 0.00 0.00 99.77 15:08:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:08:01 1 0.07 0.00 0.07 0.00 0.02 99.85 15:08:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:08:01 3 0.52 0.00 0.05 0.00 0.00 99.43 15:09:01 all 0.19 0.00 0.05 0.00 0.00 99.76 15:09:01 0 0.08 0.00 0.05 0.00 0.00 99.87 15:09:01 1 0.12 0.00 0.07 0.00 0.00 99.82 15:09:01 2 0.03 0.00 0.03 0.00 0.00 99.93 15:09:01 3 0.53 0.00 0.02 0.00 0.00 99.45 15:10:01 all 0.19 0.00 0.04 0.00 0.00 99.77 15:10:01 0 0.08 0.00 0.05 0.00 0.00 99.87 15:10:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:10:01 2 0.07 0.00 0.03 0.00 0.00 99.90 15:10:01 3 0.58 0.00 0.03 0.00 0.00 99.38 15:11:01 all 0.18 0.00 0.04 0.00 0.00 99.78 15:11:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:11:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:11:01 2 0.08 0.00 0.07 0.00 0.00 99.85 15:11:01 3 0.53 0.00 0.03 0.00 0.00 99.43 Average: all 0.15 0.00 0.05 0.00 0.00 99.79 Average: 0 0.08 0.00 0.05 0.00 0.00 99.88 Average: 1 0.07 0.00 0.06 0.00 0.00 99.87 Average: 2 0.12 0.00 0.05 0.00 0.00 99.84 Average: 3 0.35 0.00 0.05 0.00 0.00 99.60