---> uname -a: Linux ce1f4c9ce98e 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-203@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-203 ---> free -m: total used free shared buff/cache available Mem: 1838 606 76 0 1154 1127 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) 01/24/20 _x86_64_ (4 CPU) 17:29:34 LINUX RESTART 17:30:02 tps rtps wtps bread/s bwrtn/s 17:31:02 39.51 9.94 29.57 2368.86 3371.21 17:32:01 3.27 0.02 3.25 0.54 119.71 17:33:01 0.23 0.00 0.23 0.00 2.61 17:34:01 0.40 0.00 0.40 0.00 5.80 17:35:01 0.32 0.00 0.32 0.00 5.78 17:36:01 67.67 52.73 14.94 3599.60 7905.94 Average: 18.55 10.48 8.07 993.99 1903.06 17:30:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:31:02 116896 1765408 93.79 2620 1216804 954632 32.57 431072 1173204 12 17:32:01 126808 1755496 93.26 2620 1216808 909780 31.04 425968 1171776 12 17:33:01 127528 1754776 93.22 2620 1216816 907676 30.97 427232 1170040 12 17:34:01 127036 1755268 93.25 2620 1216816 907724 30.97 428464 1169068 12 17:35:01 128628 1753676 93.17 2620 1216824 894372 30.52 427640 1168788 16 17:36:01 74096 1808208 96.06 2620 1210428 1112596 37.96 458112 1169304 61700 Average: 116832 1765472 93.79 2620 1215749 947797 32.34 433081 1170363 10294 17:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:31:02 eth0 164.22 123.09 532.04 60.12 0.00 0.00 0.00 17:31:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:02 docker0 3.05 1.95 0.62 7.52 0.00 0.00 0.00 17:32:01 eth0 2.42 0.95 0.90 0.45 0.00 0.00 0.00 17:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 eth0 1.12 0.40 0.35 0.18 0.00 0.00 0.00 17:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 eth0 0.53 0.32 0.27 0.23 0.00 0.00 0.00 17:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 eth0 0.18 0.15 0.08 0.04 0.00 0.00 0.00 17:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 89.33 74.53 2112.34 9.73 0.00 0.00 0.00 17:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 42.75 33.09 442.04 11.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.50 0.32 0.10 1.24 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) 01/24/20 _x86_64_ (4 CPU) 17:29:34 LINUX RESTART 17:30:02 CPU %user %nice %system %iowait %steal %idle 17:31:02 all 5.16 0.00 2.20 0.71 0.00 91.93 17:31:02 0 5.60 0.00 1.96 0.54 0.02 91.88 17:31:02 1 5.54 0.00 2.47 0.12 0.00 91.87 17:31:02 2 4.94 0.00 2.03 0.66 0.02 92.35 17:31:02 3 4.53 0.00 2.35 1.52 0.02 91.59 17:32:01 all 0.21 0.00 0.07 0.00 0.00 99.72 17:32:01 0 0.56 0.00 0.05 0.00 0.00 99.39 17:32:01 1 0.08 0.00 0.07 0.00 0.00 99.85 17:32:01 2 0.14 0.00 0.07 0.00 0.00 99.80 17:32:01 3 0.08 0.00 0.07 0.00 0.00 99.85 17:33:01 all 0.19 0.00 0.05 0.00 0.00 99.76 17:33:01 0 0.52 0.00 0.02 0.00 0.00 99.47 17:33:01 1 0.07 0.00 0.03 0.00 0.02 99.88 17:33:01 2 0.08 0.00 0.08 0.00 0.00 99.83 17:33:01 3 0.08 0.00 0.08 0.00 0.00 99.83 17:34:01 all 0.19 0.00 0.06 0.00 0.00 99.75 17:34:01 0 0.37 0.00 0.03 0.00 0.00 99.60 17:34:01 1 0.10 0.00 0.08 0.00 0.00 99.82 17:34:01 2 0.22 0.00 0.07 0.00 0.00 99.72 17:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:35:01 all 0.17 0.00 0.06 0.00 0.00 99.76 17:35:01 0 0.05 0.00 0.07 0.00 0.00 99.88 17:35:01 1 0.25 0.00 0.12 0.00 0.00 99.63 17:35:01 2 0.33 0.00 0.05 0.00 0.00 99.62 17:35:01 3 0.07 0.00 0.05 0.00 0.00 99.88 17:36:01 all 2.92 0.00 1.72 1.18 0.01 94.17 17:36:01 0 2.81 0.00 1.41 0.80 0.00 94.98 17:36:01 1 2.26 0.00 1.84 0.22 0.00 95.68 17:36:01 2 3.24 0.00 1.82 1.92 0.03 92.98 17:36:01 3 3.35 0.00 1.74 1.81 0.02 93.08 Average: all 1.46 0.00 0.69 0.32 0.00 97.53 Average: 0 1.64 0.00 0.58 0.22 0.00 97.55 Average: 1 1.37 0.00 0.76 0.06 0.00 97.80 Average: 2 1.48 0.00 0.68 0.43 0.01 97.40 Average: 3 1.35 0.00 0.72 0.55 0.01 97.37