---> uname -a: Linux 8b30f4bf62cf 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: 2933.396 BogoMIPS: 5866.79 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 /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 ---> free -m: total used free shared buff/cache available Mem: 1838 595 67 0 1175 1139 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) 14:27:21 LINUX RESTART 14:28:01 tps rtps wtps bread/s bwrtn/s 14:29:01 18.88 2.51 16.37 555.14 2157.15 14:30:01 2.76 0.00 2.76 0.00 84.63 14:31:01 0.40 0.00 0.40 0.00 5.45 14:32:01 0.17 0.00 0.17 0.00 1.87 14:33:01 0.28 0.00 0.28 0.00 3.53 14:34:01 0.38 0.00 0.38 0.00 4.98 14:35:02 79.90 51.93 27.97 3642.36 11891.74 Average: 14.69 7.78 6.91 599.77 2021.76 14:28:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:29:01 111204 1771100 94.09 2620 1245528 953152 32.52 401644 1209844 12 14:30:01 117344 1764960 93.77 2620 1245532 911196 31.09 399940 1207020 8 14:31:01 116192 1766112 93.83 2620 1245544 911376 31.10 400960 1207020 20 14:32:01 116168 1766136 93.83 2620 1245544 911400 31.10 405240 1202936 16 14:33:01 117424 1764880 93.76 2620 1245552 911256 31.09 404364 1202936 16 14:34:01 117668 1764636 93.75 2620 1245556 911196 31.09 404048 1202932 12 14:35:02 165216 1717088 91.22 2620 1157984 1015304 34.64 408612 1123040 83364 Average: 123031 1759273 93.46 2620 1233034 932126 31.80 403544 1193675 11921 14:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:29:01 eth0 51.42 39.92 329.15 33.91 0.00 0.00 0.00 14:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:29:01 docker0 3.16 2.41 0.62 7.47 0.00 0.00 0.00 14:30:01 eth0 0.45 0.00 0.02 0.00 0.00 0.00 0.00 14:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 eth0 1.23 0.50 0.35 0.21 0.00 0.00 0.00 14:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 eth0 1.13 0.70 0.70 0.41 0.00 0.00 0.00 14:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 eth0 0.23 0.17 0.08 0.07 0.00 0.00 0.00 14:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:02 eth0 91.87 74.78 2113.55 10.39 0.00 0.00 0.00 14:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.92 16.59 349.20 6.43 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.45 0.34 0.09 1.07 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) 14:27:21 LINUX RESTART 14:28:01 CPU %user %nice %system %iowait %steal %idle 14:29:01 all 2.59 0.00 1.30 0.08 0.00 96.02 14:29:01 0 2.49 0.00 1.24 0.05 0.02 96.21 14:29:01 1 2.75 0.00 1.49 0.07 0.00 95.69 14:29:01 2 2.77 0.00 1.27 0.13 0.00 95.82 14:29:01 3 2.36 0.00 1.24 0.05 0.02 96.34 14:30:01 all 0.15 0.00 0.07 0.00 0.00 99.78 14:30:01 0 0.42 0.00 0.07 0.00 0.00 99.52 14:30:01 1 0.05 0.00 0.02 0.00 0.00 99.93 14:30:01 2 0.07 0.00 0.05 0.00 0.00 99.88 14:30:01 3 0.08 0.00 0.13 0.00 0.00 99.78 14:31:01 all 0.19 0.00 0.05 0.00 0.00 99.76 14:31:01 0 0.57 0.00 0.05 0.00 0.00 99.38 14:31:01 1 0.07 0.00 0.05 0.00 0.00 99.88 14:31:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:31:01 3 0.08 0.00 0.05 0.00 0.00 99.87 14:32:01 all 0.18 0.00 0.06 0.00 0.00 99.76 14:32:01 0 0.57 0.00 0.03 0.00 0.00 99.40 14:32:01 1 0.08 0.00 0.07 0.00 0.00 99.85 14:32:01 2 0.05 0.00 0.07 0.00 0.00 99.88 14:32:01 3 0.02 0.00 0.07 0.00 0.00 99.92 14:33:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:33:01 0 0.53 0.00 0.05 0.00 0.00 99.42 14:33:01 1 0.05 0.00 0.07 0.00 0.00 99.88 14:33:01 2 0.07 0.00 0.05 0.00 0.00 99.88 14:33:01 3 0.07 0.00 0.03 0.00 0.00 99.90 14:34:01 all 0.17 0.00 0.04 0.00 0.00 99.79 14:34:01 0 0.52 0.00 0.02 0.00 0.00 99.47 14:34:01 1 0.08 0.00 0.05 0.00 0.00 99.87 14:34:01 2 0.07 0.00 0.03 0.00 0.00 99.90 14:34:01 3 0.02 0.00 0.03 0.00 0.00 99.95 14:35:02 all 3.94 0.00 2.25 1.39 0.01 92.41 14:35:02 0 3.90 0.00 2.37 0.43 0.00 93.30 14:35:02 1 3.56 0.00 2.11 0.74 0.02 93.58 14:35:02 2 3.81 0.00 2.34 2.66 0.00 91.19 14:35:02 3 4.52 0.00 2.21 1.73 0.00 91.54 Average: all 1.06 0.00 0.54 0.21 0.00 98.19 Average: 0 1.28 0.00 0.55 0.07 0.00 98.10 Average: 1 0.95 0.00 0.55 0.11 0.00 98.39 Average: 2 0.98 0.00 0.55 0.40 0.00 98.07 Average: 3 1.02 0.00 0.54 0.25 0.00 98.19