---> uname -a: Linux e299e40c3933 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-228@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-228 ---> free -m: total used free shared buff/cache available Mem: 1838 593 64 0 1179 1140 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) 03/30/20 _x86_64_ (4 CPU) 14:48:40 LINUX RESTART 14:49:02 tps rtps wtps bread/s bwrtn/s 14:50:01 90.88 37.44 53.44 4887.34 16562.12 14:51:01 4.13 0.00 4.13 0.00 126.08 14:52:01 0.37 0.00 0.37 0.00 5.56 14:53:01 0.17 0.00 0.17 0.00 1.60 14:54:01 0.25 0.00 0.25 0.00 3.46 14:55:01 0.42 0.00 0.42 0.00 5.23 Average: 15.83 6.16 9.68 803.61 2746.97 14:49:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 110284 1772020 94.14 2620 1242136 948920 32.38 426616 1183508 16 14:51:01 119772 1762532 93.64 2620 1242352 911216 31.09 421872 1181940 12 14:52:01 119580 1762724 93.65 2620 1242364 902168 30.78 424048 1180000 16 14:53:01 119932 1762372 93.63 2620 1242364 902084 30.78 424784 1179008 12 14:54:01 120064 1762240 93.62 2620 1242372 902132 30.78 425144 1179008 8 14:55:01 120356 1761948 93.61 2620 1242376 902048 30.78 424464 1179008 8 Average: 118331 1763973 93.71 2620 1242327 911428 31.10 424488 1180412 12 14:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:50:01 eth0 383.78 254.06 1028.19 92.76 0.00 0.00 0.00 14:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 docker0 3.84 2.89 0.73 8.52 0.00 0.00 0.00 14:51:01 eth0 1.17 0.20 0.15 0.01 0.00 0.00 0.00 14:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:52:01 eth0 1.13 0.52 0.33 0.21 0.00 0.00 0.00 14:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:53:01 eth0 1.17 0.40 0.33 0.21 0.00 0.00 0.00 14:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:54:01 eth0 0.58 0.33 0.28 0.20 0.00 0.00 0.00 14:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:55:01 eth0 0.37 0.27 0.15 0.08 0.00 0.00 0.00 14:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 63.84 42.06 169.27 15.37 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.63 0.48 0.12 1.40 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) 03/30/20 _x86_64_ (4 CPU) 14:48:40 LINUX RESTART 14:49:02 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 13.80 0.00 5.63 4.43 0.03 76.11 14:50:01 0 13.01 0.00 5.81 2.10 0.03 79.04 14:50:01 1 15.79 0.00 5.24 6.37 0.02 72.59 14:50:01 2 12.81 0.00 5.37 3.62 0.03 78.16 14:50:01 3 13.58 0.00 6.12 5.65 0.03 74.61 14:51:01 all 0.19 0.00 0.07 0.00 0.00 99.74 14:51:01 0 0.05 0.00 0.07 0.00 0.00 99.88 14:51:01 1 0.53 0.00 0.05 0.00 0.02 99.40 14:51:01 2 0.08 0.00 0.07 0.00 0.00 99.85 14:51:01 3 0.07 0.00 0.07 0.00 0.00 99.87 14:52:01 all 0.18 0.00 0.06 0.00 0.00 99.76 14:52:01 0 0.15 0.00 0.07 0.00 0.00 99.78 14:52:01 1 0.47 0.00 0.07 0.00 0.00 99.47 14:52:01 2 0.08 0.00 0.07 0.00 0.00 99.85 14:52:01 3 0.03 0.00 0.03 0.00 0.00 99.93 14:53:01 all 0.16 0.00 0.05 0.00 0.00 99.78 14:53:01 0 0.43 0.00 0.02 0.00 0.00 99.55 14:53:01 1 0.08 0.00 0.05 0.00 0.00 99.87 14:53:01 2 0.07 0.00 0.07 0.00 0.00 99.87 14:53:01 3 0.07 0.00 0.08 0.00 0.00 99.85 14:54:01 all 0.20 0.00 0.06 0.00 0.00 99.75 14:54:01 0 0.37 0.00 0.03 0.00 0.00 99.60 14:54:01 1 0.05 0.00 0.07 0.00 0.00 99.88 14:54:01 2 0.25 0.00 0.05 0.00 0.00 99.70 14:54:01 3 0.10 0.00 0.08 0.00 0.00 99.82 14:55:01 all 0.13 0.00 0.06 0.00 0.00 99.81 14:55:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:55:01 1 0.10 0.00 0.07 0.00 0.00 99.83 14:55:01 2 0.38 0.00 0.08 0.00 0.00 99.53 14:55:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 2.40 0.00 0.97 0.72 0.01 95.91 Average: 0 2.29 0.00 0.98 0.34 0.01 96.38 Average: 1 2.79 0.00 0.91 1.04 0.01 95.26 Average: 2 2.24 0.00 0.93 0.59 0.01 96.23 Average: 3 2.26 0.00 1.05 0.92 0.01 95.76