---> uname -a: Linux 0b6dd5a583d9 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/gexfoundry_go-mod-registry_PR-38@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-38 ---> free -m: total used free shared buff/cache available Mem: 1838 608 66 0 1162 1125 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) 01/09/20 _x86_64_ (4 CPU) 22:55:22 LINUX RESTART 22:56:01 tps rtps wtps bread/s bwrtn/s 22:57:01 37.09 6.29 30.80 1998.94 3260.28 22:58:01 2.20 0.00 2.20 0.00 73.21 22:59:01 0.32 0.00 0.32 0.00 4.03 23:00:01 0.28 0.00 0.28 0.00 3.06 23:01:01 0.25 0.02 0.23 0.13 2.78 Average: 8.03 1.26 6.77 400.01 669.00 22:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:01 112964 1769340 94.00 2620 1224468 954940 32.58 436876 1174164 16 22:58:01 119256 1763048 93.66 2620 1224472 934760 31.89 432256 1173864 20 22:59:01 118864 1763440 93.69 2620 1224480 934772 31.89 432516 1173864 8 23:00:01 122732 1759572 93.48 2620 1224480 901828 30.77 428908 1173864 16 23:01:01 121412 1760892 93.55 2620 1224488 904436 30.86 430272 1173864 16 Average: 119046 1763258 93.68 2620 1224478 926147 31.60 432166 1173924 15 22:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:57:01 eth0 78.29 63.58 439.35 43.49 0.00 0.00 0.00 22:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:57:01 docker0 1.38 1.05 0.24 1.41 0.00 0.00 0.00 22:58:01 eth0 3.16 1.47 3.68 0.10 0.00 0.00 0.00 22:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 eth0 0.73 0.50 0.52 0.36 0.00 0.00 0.00 22:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 eth0 0.08 0.07 0.01 0.04 0.00 0.00 0.00 23:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 23:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 16.50 13.16 88.77 8.81 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.28 0.21 0.05 0.28 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) 01/09/20 _x86_64_ (4 CPU) 22:55:22 LINUX RESTART 22:56:01 CPU %user %nice %system %iowait %steal %idle 22:57:01 all 4.05 0.00 2.44 0.97 3.39 89.15 22:57:01 0 3.50 0.00 2.62 0.45 3.60 89.83 22:57:01 1 3.92 0.00 2.46 0.15 3.47 90.00 22:57:01 2 5.45 0.00 2.27 0.50 3.14 88.64 22:57:01 3 3.31 0.00 2.40 2.78 3.36 88.15 22:58:01 all 0.11 0.00 0.05 0.00 0.22 99.63 22:58:01 0 0.07 0.00 0.05 0.00 0.10 99.78 22:58:01 1 0.13 0.00 0.07 0.00 0.25 99.55 22:58:01 2 0.18 0.00 0.03 0.00 0.17 99.62 22:58:01 3 0.07 0.00 0.03 0.00 0.33 99.57 22:59:01 all 0.08 0.00 0.03 0.00 0.28 99.61 22:59:01 0 0.03 0.00 0.03 0.00 0.17 99.77 22:59:01 1 0.07 0.00 0.05 0.00 0.28 99.60 22:59:01 2 0.18 0.00 0.03 0.00 0.32 99.47 22:59:01 3 0.02 0.00 0.03 0.00 0.37 99.58 23:00:01 all 0.10 0.00 0.03 0.00 0.24 99.63 23:00:01 0 0.02 0.00 0.02 0.00 0.33 99.63 23:00:01 1 0.08 0.00 0.03 0.00 0.17 99.72 23:00:01 2 0.25 0.00 0.05 0.00 0.37 99.33 23:00:01 3 0.03 0.00 0.02 0.00 0.07 99.88 23:01:01 all 0.09 0.00 0.05 0.00 0.30 99.57 23:01:01 0 0.05 0.00 0.07 0.00 0.40 99.48 23:01:01 1 0.08 0.00 0.05 0.00 0.22 99.65 23:01:01 2 0.22 0.00 0.03 0.00 0.45 99.30 23:01:01 3 0.03 0.00 0.07 0.00 0.13 99.77 Average: all 0.88 0.00 0.52 0.19 0.88 97.53 Average: 0 0.73 0.00 0.55 0.09 0.91 97.72 Average: 1 0.85 0.00 0.53 0.03 0.87 97.71 Average: 2 1.25 0.00 0.48 0.10 0.88 97.28 Average: 3 0.69 0.00 0.51 0.56 0.85 97.39