---> uname -a: Linux a65d54c86d9a 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 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 Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 6.6G 43.4G 13% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 6.6G 43.4G 13% /etc/resolv.conf /dev/vda1 50.0G 6.6G 43.4G 13% /etc/hostname /dev/vda1 50.0G 6.6G 43.4G 13% /etc/hosts /dev/vda1 50.0G 6.6G 43.4G 13% /var/log/sa-host /dev/vda1 50.0G 6.6G 43.4G 13% /w/workspace/dry_go-mod-core-contracts_PR-299 /dev/vda1 50.0G 6.6G 43.4G 13% /w/workspace/dry_go-mod-core-contracts_PR-299@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 648 135 0 1053 1082 Swap: 1023 1 1022 ---> 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/24/20 _x86_64_ (4 CPU) 21:04:12 LINUX RESTART (4 CPU) 21:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:06:01 63.14 16.55 46.60 0.00 5132.68 4992.96 0.00 21:07:01 2.00 0.00 2.00 0.00 0.00 45.37 0.00 21:08:01 0.40 0.00 0.40 0.00 0.00 5.73 0.00 21:09:01 0.23 0.00 0.23 0.00 0.00 1.77 0.00 21:10:01 0.25 0.00 0.25 0.00 0.00 3.28 0.00 21:11:01 0.32 0.00 0.32 0.00 0.00 4.33 0.00 21:12:01 0.30 0.02 0.28 0.00 0.13 3.20 0.00 21:13:01 0.25 0.00 0.25 0.00 0.00 2.75 0.00 21:14:01 0.55 0.00 0.55 0.00 0.00 5.75 0.00 21:15:01 0.37 0.00 0.37 0.00 0.00 4.25 0.00 21:16:01 0.22 0.00 0.22 0.00 0.00 2.43 0.00 21:17:01 0.22 0.00 0.22 0.00 0.00 3.46 0.00 21:18:01 0.23 0.00 0.23 0.00 0.00 3.15 0.00 21:19:02 0.32 0.00 0.32 0.00 0.00 3.48 0.00 21:20:01 0.97 0.20 0.76 0.00 6.37 14.43 0.00 Average: 4.66 1.12 3.54 0.00 343.12 340.24 0.00 21:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:06:01 172316 0 567228 30.15 2620 1139392 1099392 37.52 413748 1134544 136 21:07:01 172888 0 566708 30.12 2620 1139340 1099132 37.51 415572 1132640 12 21:08:01 177016 0 562572 29.90 2620 1139348 1071268 36.56 416304 1128208 8 21:09:01 175772 0 563816 29.97 2620 1139348 1071268 36.56 418220 1127488 16 21:10:01 176148 0 563436 29.95 2620 1139352 1071376 36.56 420344 1126052 20 21:11:01 175840 0 563736 29.96 2620 1139360 1071316 36.56 420068 1126052 12 21:12:01 175980 0 563592 29.95 2620 1139364 1071268 36.56 419808 1126052 12 21:13:01 176168 0 563392 29.94 2620 1139376 1071268 36.56 415888 1129868 8 21:14:01 175956 0 563600 29.95 2620 1139380 1071268 36.56 416016 1129868 8 21:15:01 172768 0 566780 30.12 2620 1139388 1071328 36.56 415308 1133552 16 21:16:01 172728 0 566820 30.13 2620 1139388 1071376 36.56 415604 1133552 8 21:17:01 172136 0 567408 30.16 2620 1139392 1071488 36.57 415852 1133552 16 21:18:01 172900 0 566636 30.12 2620 1139400 1071492 36.57 415740 1133552 16 21:19:02 173400 0 566136 30.09 2620 1139400 1071396 36.56 415040 1133552 12 21:20:01 173548 0 565952 30.08 2620 1139436 1071396 36.56 415556 1133196 8 Average: 174371 0 565187 30.04 2620 1139378 1075069 36.69 416605 1130782 21 21:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:06:01 eth0 308.41 245.96 938.50 98.80 0.00 0.00 0.00 0.00 21:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 docker0 5.44 4.28 1.03 11.20 0.00 0.00 0.00 0.00 21:07:01 eth0 1.88 0.93 1.07 0.78 0.00 0.00 0.00 0.00 21:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 eth0 0.18 0.05 0.01 0.00 0.00 0.00 0.00 0.00 21:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 eth0 0.08 0.03 0.01 0.00 0.00 0.00 0.00 0.00 21:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 eth0 0.40 0.17 0.09 0.04 0.00 0.00 0.00 0.00 21:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 eth0 0.20 0.12 0.07 0.04 0.00 0.00 0.00 0.00 21:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 eth0 7.54 0.13 0.76 0.07 0.00 0.00 0.00 0.00 21:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 eth0 6.55 0.52 1.09 0.39 0.00 0.00 0.00 0.00 21:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 eth0 2.98 0.82 0.94 0.61 0.00 0.00 0.00 0.00 21:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:18:01 eth0 0.58 0.28 0.28 0.20 0.00 0.00 0.00 0.00 21:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:19:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:19:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:19:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.99 16.65 62.95 6.74 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.36 0.29 0.07 0.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/24/20 _x86_64_ (4 CPU) 21:04:12 LINUX RESTART (4 CPU) 21:05:01 CPU %user %nice %system %iowait %steal %idle 21:06:01 all 9.68 0.00 3.51 1.76 0.04 85.01 21:06:01 0 9.74 0.00 3.82 1.57 0.03 84.82 21:06:01 1 10.60 0.00 2.94 2.64 0.03 83.78 21:06:01 2 9.73 0.00 3.27 0.35 0.05 86.60 21:06:01 3 8.63 0.00 3.99 2.48 0.05 84.86 21:07:01 all 0.20 0.00 0.05 0.00 0.01 99.73 21:07:01 0 0.50 0.00 0.07 0.00 0.02 99.42 21:07:01 1 0.08 0.00 0.03 0.00 0.02 99.87 21:07:01 2 0.17 0.00 0.03 0.00 0.02 99.78 21:07:01 3 0.07 0.00 0.07 0.00 0.00 99.87 21:08:01 all 0.15 0.00 0.04 0.00 0.00 99.80 21:08:01 0 0.47 0.00 0.05 0.00 0.00 99.48 21:08:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:08:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:08:01 3 0.03 0.00 0.03 0.00 0.00 99.93 21:09:01 all 0.15 0.00 0.03 0.00 0.00 99.81 21:09:01 0 0.50 0.00 0.02 0.00 0.00 99.48 21:09:01 1 0.05 0.00 0.05 0.00 0.00 99.90 21:09:01 2 0.02 0.00 0.02 0.00 0.00 99.97 21:09:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:10:01 all 0.08 0.00 0.08 0.00 0.01 99.83 21:10:01 0 0.20 0.00 0.10 0.00 0.00 99.70 21:10:01 1 0.05 0.00 0.03 0.00 0.00 99.92 21:10:01 2 0.03 0.00 0.02 0.00 0.02 99.93 21:10:01 3 0.03 0.00 0.18 0.00 0.02 99.77 21:11:01 all 0.10 0.00 0.03 0.00 0.00 99.88 21:11:01 0 0.30 0.00 0.03 0.00 0.00 99.67 21:11:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:11:01 2 0.03 0.00 0.02 0.00 0.00 99.95 21:11:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:12:01 all 0.14 0.00 0.02 0.00 0.00 99.83 21:12:01 0 0.50 0.00 0.03 0.00 0.00 99.47 21:12:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:12:01 2 0.00 0.00 0.02 0.00 0.00 99.98 21:12:01 3 0.03 0.00 0.02 0.02 0.00 99.93 21:13:01 all 0.15 0.00 0.03 0.00 0.00 99.82 21:13:01 0 0.50 0.00 0.03 0.00 0.00 99.47 21:13:01 1 0.05 0.00 0.03 0.00 0.00 99.92 21:13:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:13:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:14:01 all 0.15 0.00 0.03 0.00 0.00 99.81 21:14:01 0 0.52 0.00 0.03 0.00 0.00 99.45 21:14:01 1 0.03 0.00 0.03 0.00 0.00 99.93 21:14:01 2 0.05 0.00 0.05 0.00 0.00 99.90 21:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:15:01 all 0.15 0.00 0.04 0.00 0.00 99.81 21:15:01 0 0.30 0.00 0.02 0.00 0.02 99.67 21:15:01 1 0.02 0.00 0.05 0.00 0.00 99.93 21:15:01 2 0.22 0.00 0.03 0.00 0.00 99.75 21:15:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:16:01 all 0.17 0.00 0.04 0.00 0.00 99.78 21:16:01 0 0.10 0.00 0.05 0.00 0.00 99.85 21:16:01 1 0.07 0.00 0.05 0.00 0.00 99.88 21:16:01 2 0.52 0.00 0.03 0.00 0.00 99.45 21:16:01 3 0.02 0.00 0.03 0.00 0.00 99.95 21:16:01 CPU %user %nice %system %iowait %steal %idle 21:17:01 all 0.16 0.00 0.04 0.00 0.02 99.78 21:17:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:17:01 1 0.08 0.00 0.03 0.00 0.05 99.83 21:17:01 2 0.48 0.00 0.07 0.00 0.02 99.43 21:17:01 3 0.05 0.00 0.02 0.00 0.02 99.92 21:18:01 all 0.05 0.00 0.05 0.00 0.00 99.90 21:18:01 0 0.02 0.00 0.05 0.00 0.00 99.93 21:18:01 1 0.07 0.00 0.07 0.00 0.00 99.87 21:18:01 2 0.10 0.00 0.07 0.00 0.00 99.83 21:18:01 3 0.02 0.00 0.02 0.00 0.02 99.95 21:19:02 all 0.09 0.00 0.04 0.00 0.00 99.87 21:19:02 0 0.02 0.00 0.03 0.00 0.00 99.95 21:19:02 1 0.05 0.00 0.03 0.00 0.00 99.92 21:19:02 2 0.28 0.00 0.05 0.00 0.00 99.67 21:19:02 3 0.02 0.00 0.03 0.00 0.00 99.95 21:20:01 all 0.15 0.00 0.05 0.00 0.00 99.79 21:20:01 0 0.00 0.00 0.03 0.00 0.02 99.95 21:20:01 1 0.07 0.00 0.08 0.00 0.00 99.85 21:20:01 2 0.51 0.00 0.03 0.00 0.00 99.46 21:20:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 0.77 0.00 0.27 0.12 0.01 98.84 Average: 0 0.90 0.00 0.29 0.10 0.01 98.70 Average: 1 0.75 0.00 0.24 0.17 0.01 98.83 Average: 2 0.81 0.00 0.25 0.02 0.01 98.91 Average: 3 0.60 0.00 0.30 0.16 0.01 98.92