---> uname -a: Linux c3172a0267e4 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: 2933.442 BogoMIPS: 5866.88 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-298 /dev/vda1 50.0G 6.6G 43.4G 13% /w/workspace/dry_go-mod-core-contracts_PR-298@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 664 138 0 1034 1066 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 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 09/24/20 _x86_64_ (4 CPU) 20:52:23 LINUX RESTART (4 CPU) 20:53:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:54:01 120.84 42.31 78.52 0.00 7687.20 31629.19 0.00 20:55:01 1.95 0.00 1.95 0.00 0.00 43.20 0.00 20:56:01 0.35 0.00 0.35 0.00 0.00 4.91 0.00 20:57:01 0.32 0.00 0.32 0.00 0.00 3.76 0.00 20:58:01 0.20 0.00 0.20 0.00 0.00 2.76 0.00 20:59:01 0.27 0.00 0.27 0.00 0.00 3.38 0.00 21:00:01 0.72 0.02 0.70 0.00 0.13 8.49 0.00 21:01:01 0.65 0.02 0.63 0.00 0.13 7.11 0.00 21:02:01 0.63 0.12 0.52 0.00 2.13 8.84 0.00 21:03:02 0.23 0.00 0.23 0.00 0.00 3.06 0.00 21:04:01 0.41 0.00 0.41 0.00 0.00 5.69 0.00 21:05:01 0.18 0.00 0.18 0.00 0.00 1.62 0.00 21:06:01 0.20 0.00 0.20 0.00 0.00 1.90 0.00 21:07:01 0.30 0.00 0.30 0.00 0.00 3.93 0.00 21:08:01 0.42 0.20 0.22 0.00 6.26 3.70 0.00 Average: 8.40 2.81 5.60 0.00 506.32 2087.72 0.00 20:53:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:54:01 171904 0 584712 31.08 2620 1122320 1111748 37.94 444900 1104976 120 20:55:01 175412 0 581200 30.89 2620 1122324 1089008 37.17 444412 1102632 20 20:56:01 175676 0 580928 30.87 2620 1122332 1088044 37.13 444448 1102456 16 20:57:01 176488 0 580116 30.83 2620 1122332 1072624 36.61 445500 1101052 20 20:58:01 176676 0 579924 30.82 2620 1122336 1072624 36.61 449316 1097116 12 20:59:01 174900 0 581692 30.92 2620 1122344 1072708 36.61 450768 1097088 8 21:00:01 175532 0 581052 30.88 2620 1122352 1072624 36.61 450460 1097088 8 21:01:01 174700 0 581876 30.93 2620 1122360 1075392 36.70 450736 1097456 8 21:02:01 175292 0 581140 30.89 2620 1122504 1073132 36.62 450168 1097532 16 21:03:02 175276 0 581152 30.89 2620 1122508 1073132 36.62 436304 1111420 20 21:04:01 172212 0 584216 31.05 2620 1122508 1073204 36.63 439700 1111088 12 21:05:01 172572 0 583848 31.03 2620 1122516 1073132 36.62 439428 1111084 16 21:06:01 171676 0 584740 31.08 2620 1122520 1073292 36.63 439904 1111080 8 21:07:01 171528 0 584884 31.09 2620 1122524 1073364 36.63 440540 1111084 8 21:08:01 172340 0 584040 31.04 2620 1122556 1073196 36.63 440132 1110576 8 Average: 174146 0 582368 30.95 2620 1122422 1077815 36.78 444448 1104249 20 20:53:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:54:01 eth0 272.69 207.09 1067.12 94.79 0.00 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 4.06 2.91 0.94 11.27 0.00 0.00 0.00 0.00 20:55:01 eth0 4.91 1.37 2.14 0.97 0.00 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 eth0 1.23 0.48 0.56 0.42 0.00 0.00 0.00 0.00 20:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 eth0 0.10 0.07 0.01 0.01 0.00 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 0.32 0.23 0.14 0.07 0.00 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 0.17 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:02 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 21:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:03:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 eth0 0.56 0.29 0.31 0.08 0.00 0.00 0.00 0.00 21:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 eth0 11.99 0.10 1.08 0.01 0.00 0.00 0.00 0.00 21:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:06:01 eth0 3.55 0.33 0.60 0.20 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:07:01 eth0 1.87 0.90 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 0.17 0.02 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 Average: eth0 19.64 13.90 70.60 6.41 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 0.27 0.19 0.06 0.74 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) 20:52:23 LINUX RESTART (4 CPU) 20:53:02 CPU %user %nice %system %iowait %steal %idle 20:54:01 all 16.84 0.00 8.16 3.33 2.54 69.13 20:54:01 0 16.74 0.00 7.92 2.34 2.59 70.41 20:54:01 1 15.99 0.00 8.06 3.63 2.68 69.63 20:54:01 2 15.90 0.00 7.71 3.20 2.35 70.85 20:54:01 3 18.74 0.00 8.95 4.14 2.52 65.64 20:55:01 all 0.25 0.00 0.06 0.00 0.02 99.67 20:55:01 0 0.12 0.00 0.05 0.00 0.02 99.82 20:55:01 1 0.12 0.00 0.07 0.00 0.03 99.78 20:55:01 2 0.63 0.00 0.05 0.00 0.02 99.30 20:55:01 3 0.15 0.00 0.07 0.00 0.02 99.77 20:56:01 all 0.12 0.00 0.06 0.00 0.03 99.79 20:56:01 0 0.05 0.00 0.05 0.00 0.03 99.87 20:56:01 1 0.07 0.00 0.05 0.00 0.02 99.87 20:56:01 2 0.30 0.00 0.08 0.00 0.02 99.60 20:56:01 3 0.07 0.00 0.05 0.00 0.07 99.82 20:57:01 all 0.15 0.00 0.04 0.00 0.00 99.81 20:57:01 0 0.00 0.00 0.03 0.00 0.00 99.97 20:57:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:57:01 2 0.50 0.00 0.02 0.00 0.00 99.48 20:57:01 3 0.07 0.00 0.07 0.00 0.00 99.87 20:58:01 all 0.10 0.00 0.05 0.00 0.00 99.85 20:58:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:58:01 1 0.03 0.00 0.08 0.00 0.00 99.88 20:58:01 2 0.28 0.00 0.07 0.00 0.00 99.65 20:58:01 3 0.05 0.00 0.03 0.00 0.00 99.92 20:59:01 all 0.04 0.00 0.06 0.00 0.00 99.90 20:59:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:59:01 1 0.02 0.00 0.15 0.00 0.00 99.83 20:59:01 2 0.05 0.00 0.02 0.00 0.00 99.93 20:59:01 3 0.05 0.00 0.07 0.00 0.00 99.88 21:00:01 all 0.03 0.00 0.03 0.00 0.01 99.92 21:00:01 0 0.03 0.00 0.02 0.02 0.00 99.93 21:00:01 1 0.00 0.00 0.02 0.00 0.02 99.97 21:00:01 2 0.07 0.00 0.07 0.00 0.02 99.85 21:00:01 3 0.02 0.00 0.03 0.00 0.00 99.95 21:01:01 all 0.15 0.00 0.04 0.00 0.00 99.81 21:01:01 0 0.00 0.00 0.02 0.00 0.00 99.98 21:01:01 1 0.05 0.00 0.02 0.00 0.00 99.93 21:01:01 2 0.50 0.00 0.08 0.00 0.00 99.42 21:01:01 3 0.05 0.00 0.05 0.00 0.00 99.90 21:02:01 all 0.16 0.00 0.04 0.00 0.00 99.80 21:02:01 0 0.02 0.00 0.05 0.00 0.00 99.93 21:02:01 1 0.02 0.00 0.03 0.00 0.00 99.95 21:02:01 2 0.55 0.00 0.02 0.00 0.00 99.43 21:02:01 3 0.07 0.00 0.05 0.00 0.00 99.88 21:03:02 all 0.16 0.00 0.03 0.00 0.00 99.80 21:03:02 0 0.03 0.00 0.03 0.00 0.00 99.93 21:03:02 1 0.02 0.00 0.03 0.00 0.00 99.95 21:03:02 2 0.53 0.00 0.02 0.00 0.00 99.45 21:03:02 3 0.07 0.00 0.05 0.00 0.00 99.88 21:04:01 all 0.16 0.00 0.04 0.00 0.01 99.79 21:04:01 0 0.02 0.00 0.02 0.00 0.00 99.97 21:04:01 1 0.14 0.00 0.05 0.00 0.02 99.80 21:04:01 2 0.42 0.00 0.03 0.00 0.00 99.54 21:04:01 3 0.07 0.00 0.07 0.00 0.02 99.85 21:04:01 CPU %user %nice %system %iowait %steal %idle 21:05:01 all 0.15 0.00 0.02 0.00 0.04 99.79 21:05:01 0 0.02 0.00 0.02 0.00 0.03 99.93 21:05:01 1 0.03 0.00 0.03 0.00 0.05 99.88 21:05:01 2 0.50 0.00 0.02 0.00 0.05 99.43 21:05:01 3 0.03 0.00 0.03 0.00 0.02 99.92 21:06:01 all 0.13 0.00 0.03 0.00 0.03 99.81 21:06:01 0 0.02 0.00 0.02 0.00 0.02 99.95 21:06:01 1 0.05 0.00 0.03 0.00 0.03 99.88 21:06:01 2 0.45 0.00 0.05 0.00 0.05 99.45 21:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 21:07:01 all 0.17 0.00 0.03 0.00 0.02 99.79 21:07:01 0 0.03 0.00 0.02 0.00 0.00 99.95 21:07:01 1 0.05 0.00 0.05 0.00 0.03 99.87 21:07:01 2 0.53 0.00 0.02 0.00 0.02 99.43 21:07:01 3 0.05 0.00 0.03 0.00 0.02 99.90 21:08:01 all 0.15 0.00 0.06 0.00 0.00 99.79 21:08:01 0 0.02 0.00 0.03 0.00 0.00 99.95 21:08:01 1 0.05 0.00 0.10 0.00 0.00 99.85 21:08:01 2 0.52 0.00 0.03 0.00 0.00 99.45 21:08:01 3 0.03 0.00 0.07 0.00 0.00 99.90 Average: all 1.23 0.00 0.57 0.22 0.18 97.80 Average: 0 1.12 0.00 0.54 0.15 0.18 98.01 Average: 1 1.09 0.00 0.58 0.24 0.19 97.90 Average: 2 1.43 0.00 0.54 0.21 0.16 97.65 Average: 3 1.28 0.00 0.63 0.27 0.17 97.65