---> uname -a: Linux 73f9386ba869 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/dry_go-mod-core-contracts_PR-198 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-198@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 598 69 0 1170 1134 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) 01/21/20 _x86_64_ (4 CPU) 16:34:12 LINUX RESTART 16:35:02 tps rtps wtps bread/s bwrtn/s 16:36:01 12.65 0.08 12.57 2.71 1928.09 16:37:01 2.60 0.02 2.58 0.53 91.46 16:38:01 0.32 0.00 0.32 0.00 3.50 16:39:01 0.57 0.00 0.57 0.00 7.88 16:40:01 0.67 0.00 0.67 0.00 7.56 Average: 3.33 0.02 3.31 0.64 402.66 16:35:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:36:01 104924 1777380 94.43 2620 1248096 909692 31.04 409368 1209200 20 16:37:01 105116 1777188 94.42 2620 1248100 901612 30.76 410080 1208600 8 16:38:01 105336 1776968 94.40 2620 1248108 901636 30.76 410016 1208600 16 16:39:01 105860 1776444 94.38 2620 1248108 901564 30.76 409616 1208600 8 16:40:01 106280 1776024 94.35 2620 1248116 901540 30.76 409584 1208596 8 Average: 105503 1776801 94.40 2620 1248106 903209 30.82 409733 1208719 12 16:35:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:36:01 eth0 2.64 0.71 1.28 0.11 0.00 0.00 0.00 16:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 eth0 1.40 0.48 0.34 0.21 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 eth0 0.83 0.48 0.43 0.21 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 eth0 0.65 0.37 0.26 0.17 0.00 0.00 0.00 16:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 eth0 0.40 0.28 0.15 0.09 0.00 0.00 0.00 16:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.18 0.46 0.49 0.16 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) 01/21/20 _x86_64_ (4 CPU) 16:34:12 LINUX RESTART 16:35:02 CPU %user %nice %system %iowait %steal %idle 16:36:01 all 0.22 0.00 0.09 0.00 0.00 99.69 16:36:01 0 0.10 0.00 0.08 0.00 0.00 99.81 16:36:01 1 0.39 0.00 0.12 0.00 0.00 99.49 16:36:01 2 0.34 0.00 0.08 0.00 0.00 99.58 16:36:01 3 0.10 0.00 0.05 0.00 0.00 99.85 16:37:01 all 0.20 0.00 0.06 0.00 0.00 99.74 16:37:01 0 0.05 0.00 0.03 0.00 0.00 99.92 16:37:01 1 0.55 0.00 0.08 0.00 0.00 99.37 16:37:01 2 0.08 0.00 0.05 0.00 0.00 99.87 16:37:01 3 0.10 0.00 0.07 0.00 0.00 99.83 16:38:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:38:01 0 0.07 0.00 0.07 0.00 0.00 99.87 16:38:01 1 0.55 0.00 0.05 0.00 0.00 99.40 16:38:01 2 0.07 0.00 0.03 0.00 0.00 99.90 16:38:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:39:01 all 0.20 0.00 0.06 0.00 0.00 99.75 16:39:01 0 0.03 0.00 0.07 0.00 0.00 99.90 16:39:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:39:01 2 0.58 0.00 0.05 0.00 0.00 99.37 16:39:01 3 0.12 0.00 0.07 0.00 0.00 99.82 16:40:01 all 0.18 0.00 0.05 0.00 0.00 99.77 16:40:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:40:01 1 0.08 0.00 0.08 0.00 0.00 99.83 16:40:01 2 0.53 0.00 0.05 0.00 0.02 99.40 16:40:01 3 0.05 0.00 0.05 0.00 0.02 99.88 Average: all 0.20 0.00 0.06 0.00 0.00 99.74 Average: 0 0.06 0.00 0.06 0.00 0.00 99.89 Average: 1 0.33 0.00 0.08 0.00 0.00 99.60 Average: 2 0.32 0.00 0.05 0.00 0.00 99.62 Average: 3 0.08 0.00 0.05 0.00 0.00 99.86