---> uname -a: Linux 76faafbd16e4 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 6.3G 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/oundry_go-mod-configuration_PR-4 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/oundry_go-mod-configuration_PR-4@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 610 70 0 1157 1122 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) 01/16/20 _x86_64_ (4 CPU) 19:00:29 LINUX RESTART 19:01:01 tps rtps wtps bread/s bwrtn/s 19:02:01 95.56 23.65 71.91 4517.04 37657.17 19:03:01 11.30 0.00 11.30 0.00 1735.37 19:04:01 1.50 0.60 0.90 103.24 11.84 19:05:01 0.53 0.00 0.53 0.00 6.50 19:06:01 0.56 0.00 0.56 0.00 5.94 19:07:01 0.80 0.00 0.80 0.00 9.89 Average: 18.20 4.00 14.20 761.43 6499.45 19:01:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:02:01 117532 1764772 93.76 2620 1212612 983812 33.57 446568 1160776 48156 19:03:01 127088 1755216 93.25 2620 1212836 917108 31.29 440468 1157848 8 19:04:01 123716 1758588 93.43 2620 1215964 915052 31.22 445344 1156092 8 19:05:01 122304 1760000 93.50 2620 1215968 915316 31.23 446808 1156088 8 19:06:01 124156 1758148 93.40 2620 1215972 915048 31.22 445428 1156088 8 19:07:01 123564 1758740 93.44 2620 1215980 915160 31.22 446056 1156092 8 Average: 123060 1759244 93.46 2620 1214889 926916 31.63 445112 1157164 8033 19:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 19:02:01 eth0 196.68 168.91 979.41 81.22 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 0.54 0.57 0.07 0.09 0.00 0.00 0.00 19:03:01 eth0 0.60 0.12 0.04 0.29 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 eth0 2.98 2.05 0.32 0.30 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 eth0 1.92 1.30 4.10 0.37 0.00 0.00 0.00 19:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:06:01 eth0 0.10 0.17 0.01 0.10 0.00 0.00 0.00 19:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 eth0 0.20 0.18 0.08 0.07 0.00 0.00 0.00 19:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 33.37 28.46 162.12 13.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.09 0.09 0.01 0.02 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) 01/16/20 _x86_64_ (4 CPU) 19:00:29 LINUX RESTART 19:01:01 CPU %user %nice %system %iowait %steal %idle 19:02:01 all 12.12 0.00 7.05 3.68 18.93 58.23 19:02:01 0 12.95 0.00 10.46 2.19 19.81 54.60 19:02:01 1 9.26 0.00 5.93 4.59 19.91 60.31 19:02:01 2 12.03 0.00 6.14 4.37 18.98 58.47 19:02:01 3 14.33 0.00 5.75 3.50 16.98 59.43 19:03:01 all 0.12 0.00 0.08 0.00 0.25 99.55 19:03:01 0 0.03 0.00 0.07 0.00 0.23 99.67 19:03:01 1 0.32 0.00 0.12 0.00 0.33 99.23 19:03:01 2 0.07 0.00 0.05 0.00 0.13 99.75 19:03:01 3 0.08 0.00 0.10 0.00 0.28 99.53 19:04:01 all 0.16 0.00 0.26 0.03 0.81 98.74 19:04:01 0 0.07 0.00 0.51 0.00 0.80 98.62 19:04:01 1 0.33 0.00 0.13 0.08 0.98 98.47 19:04:01 2 0.20 0.00 0.17 0.02 0.60 99.02 19:04:01 3 0.07 0.00 0.18 0.02 0.89 98.84 19:05:01 all 0.12 0.00 0.05 0.00 0.60 99.23 19:05:01 0 0.02 0.00 0.02 0.00 0.45 99.52 19:05:01 1 0.05 0.00 0.03 0.00 0.70 99.22 19:05:01 2 0.35 0.00 0.05 0.00 0.72 98.89 19:05:01 3 0.07 0.00 0.07 0.00 0.57 99.30 19:06:01 all 0.13 0.00 0.05 0.00 0.51 99.31 19:06:01 0 0.05 0.00 0.03 0.00 0.45 99.47 19:06:01 1 0.03 0.00 0.05 0.00 0.30 99.62 19:06:01 2 0.40 0.00 0.05 0.00 0.81 98.74 19:06:01 3 0.05 0.00 0.05 0.00 0.48 99.42 19:07:01 all 0.12 0.00 0.04 0.00 0.48 99.36 19:07:01 0 0.05 0.00 0.05 0.00 0.56 99.34 19:07:01 1 0.08 0.00 0.05 0.00 0.70 99.17 19:07:01 2 0.30 0.00 0.03 0.00 0.40 99.27 19:07:01 3 0.05 0.00 0.03 0.00 0.27 99.65 Average: all 2.17 0.00 1.27 0.63 3.65 92.28 Average: 0 2.20 0.00 1.86 0.37 3.72 91.86 Average: 1 1.73 0.00 1.08 0.80 3.92 92.46 Average: 2 2.29 0.00 1.12 0.76 3.71 92.12 Average: 3 2.45 0.00 1.03 0.59 3.26 92.67