---> uname -a: Linux 45dfe31a87c9 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: 2933.396 BogoMIPS: 5866.79 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/gexfoundry_go-mod-registry_PR-46@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/gexfoundry_go-mod-registry_PR-46 ---> free -m: total used free shared buff/cache available Mem: 1838 621 64 0 1152 1112 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) 02/27/20 _x86_64_ (4 CPU) 18:02:09 LINUX RESTART 18:03:01 tps rtps wtps bread/s bwrtn/s 18:04:01 10.44 0.08 10.36 2.66 1888.79 18:05:01 2.70 0.00 2.70 0.00 88.38 18:06:01 0.35 0.00 0.35 0.00 6.15 18:07:01 0.22 0.00 0.22 0.00 3.31 Average: 3.43 0.02 3.41 0.67 496.68 18:03:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:04:01 115588 1766716 93.86 2620 1210764 943164 32.18 447980 1161548 20 18:05:01 119120 1763184 93.67 2620 1210768 923068 31.49 445228 1161248 20 18:06:01 119876 1762428 93.63 2620 1210780 913952 31.18 444804 1161192 20 18:07:01 121220 1761084 93.56 2620 1210780 902572 30.80 443532 1161192 12 Average: 118951 1763353 93.68 2620 1210773 920689 31.41 445386 1161295 18 18:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:04:01 eth0 2.76 0.83 1.11 0.27 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 eth0 2.55 0.77 0.94 0.56 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 eth0 0.55 0.38 0.28 0.24 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.47 0.50 0.58 0.27 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) 02/27/20 _x86_64_ (4 CPU) 18:02:09 LINUX RESTART 18:03:01 CPU %user %nice %system %iowait %steal %idle 18:04:01 all 0.22 0.00 0.12 0.00 0.00 99.67 18:04:01 0 0.08 0.00 0.18 0.00 0.00 99.73 18:04:01 1 0.10 0.00 0.15 0.00 0.00 99.75 18:04:01 2 0.53 0.00 0.07 0.00 0.00 99.40 18:04:01 3 0.13 0.00 0.07 0.00 0.00 99.80 18:05:01 all 0.22 0.00 0.06 0.00 0.00 99.72 18:05:01 0 0.08 0.00 0.05 0.00 0.00 99.87 18:05:01 1 0.10 0.00 0.08 0.00 0.00 99.82 18:05:01 2 0.58 0.00 0.03 0.00 0.00 99.38 18:05:01 3 0.12 0.00 0.08 0.00 0.00 99.80 18:06:01 all 0.19 0.00 0.05 0.00 0.00 99.76 18:06:01 0 0.08 0.00 0.07 0.00 0.00 99.85 18:06:01 1 0.03 0.00 0.05 0.00 0.02 99.90 18:06:01 2 0.55 0.00 0.03 0.00 0.00 99.42 18:06:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:07:01 all 0.18 0.00 0.05 0.00 0.00 99.77 18:07:01 0 0.08 0.00 0.05 0.00 0.00 99.87 18:07:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:07:01 2 0.57 0.00 0.07 0.00 0.00 99.37 18:07:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 0.20 0.00 0.07 0.00 0.00 99.73 Average: 0 0.08 0.00 0.09 0.00 0.00 99.83 Average: 1 0.07 0.00 0.08 0.00 0.00 99.85 Average: 2 0.56 0.00 0.05 0.00 0.00 99.39 Average: 3 0.09 0.00 0.06 0.00 0.00 99.85