---> uname -a: Linux c5b9774f758e 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-231@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dry_go-mod-core-contracts_PR-231 ---> free -m: total used free shared buff/cache available Mem: 1838 600 65 0 1172 1132 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) 04/03/20 _x86_64_ (4 CPU) 18:36:11 LINUX RESTART 18:37:01 tps rtps wtps bread/s bwrtn/s 18:38:01 13.17 1.60 11.57 79.79 1871.89 18:39:01 2.55 0.00 2.55 0.00 90.61 18:40:01 0.27 0.00 0.27 0.00 3.11 18:41:01 0.28 0.00 0.28 0.00 3.46 18:42:01 0.25 0.00 0.25 0.00 3.65 18:43:01 0.37 0.00 0.37 0.00 4.38 Average: 2.81 0.27 2.55 13.30 329.58 18:37:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:38:01 116616 1765688 93.80 2620 1246988 925528 31.58 416900 1189436 16 18:39:01 123452 1758852 93.44 2620 1246992 894240 30.51 412140 1189080 16 18:40:01 123244 1759060 93.45 2620 1247000 894228 30.51 411984 1189080 8 18:41:01 123900 1758404 93.42 2620 1247004 894120 30.51 411556 1189080 8 18:42:01 123456 1758848 93.44 2620 1247012 894252 30.51 412308 1189080 8 18:43:01 123044 1759260 93.46 2620 1247016 894416 30.52 412552 1189076 12 Average: 122285 1760019 93.50 2620 1247002 899464 30.69 412907 1189139 11 18:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 18:38:01 eth0 11.27 7.83 10.26 14.78 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 18:39:01 eth0 1.98 1.08 1.18 0.43 0.00 0.00 0.00 18:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 eth0 0.88 0.25 0.29 0.19 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 eth0 0.48 0.05 0.05 0.00 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 eth0 1.28 0.43 0.46 0.26 0.00 0.00 0.00 18:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 eth0 0.60 0.43 0.35 0.21 0.00 0.00 0.00 18:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 2.75 1.68 2.10 2.65 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) 04/03/20 _x86_64_ (4 CPU) 18:36:11 LINUX RESTART 18:37:01 CPU %user %nice %system %iowait %steal %idle 18:38:01 all 0.76 0.00 0.24 0.03 0.00 98.96 18:38:01 0 1.03 0.00 0.27 0.02 0.02 98.67 18:38:01 1 0.72 0.00 0.32 0.10 0.00 98.87 18:38:01 2 0.67 0.00 0.27 0.03 0.00 99.03 18:38:01 3 0.65 0.00 0.15 0.02 0.00 99.18 18:39:01 all 0.22 0.00 0.07 0.00 0.00 99.71 18:39:01 0 0.60 0.00 0.05 0.00 0.00 99.35 18:39:01 1 0.12 0.00 0.08 0.00 0.00 99.80 18:39:01 2 0.10 0.00 0.05 0.00 0.00 99.85 18:39:01 3 0.07 0.00 0.08 0.00 0.00 99.85 18:40:01 all 0.18 0.00 0.05 0.00 0.00 99.78 18:40:01 0 0.50 0.00 0.02 0.00 0.00 99.48 18:40:01 1 0.03 0.00 0.05 0.00 0.00 99.92 18:40:01 2 0.08 0.00 0.07 0.00 0.00 99.85 18:40:01 3 0.08 0.00 0.05 0.00 0.00 99.87 18:41:01 all 0.06 0.00 0.05 0.00 0.00 99.90 18:41:01 0 0.07 0.00 0.03 0.00 0.00 99.90 18:41:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:41:01 3 0.10 0.00 0.08 0.00 0.02 99.80 18:42:01 all 0.16 0.00 0.05 0.00 0.00 99.79 18:42:01 0 0.40 0.00 0.07 0.00 0.00 99.53 18:42:01 1 0.07 0.00 0.03 0.00 0.00 99.90 18:42:01 2 0.05 0.00 0.05 0.00 0.00 99.90 18:42:01 3 0.12 0.00 0.05 0.00 0.00 99.83 18:43:01 all 0.20 0.00 0.05 0.00 0.00 99.73 18:43:01 0 0.53 0.00 0.02 0.00 0.00 99.45 18:43:01 1 0.08 0.00 0.07 0.00 0.00 99.85 18:43:01 2 0.10 0.00 0.08 0.00 0.00 99.82 18:43:01 3 0.10 0.00 0.05 0.00 0.00 99.85 Average: all 0.26 0.00 0.08 0.01 0.00 99.64 Average: 0 0.52 0.00 0.08 0.00 0.00 99.40 Average: 1 0.18 0.00 0.10 0.02 0.00 99.71 Average: 2 0.17 0.00 0.09 0.01 0.00 99.73 Average: 3 0.19 0.00 0.08 0.00 0.00 99.73