---> uname -a: Linux 6c18590b2bcb 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 6.9G 43.1G 14% / 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 6.9G 43.1G 14% /etc/resolv.conf /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hostname /dev/vda1 50.0G 6.9G 43.1G 14% /etc/hosts /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/dry_go-mod-core-contracts_PR-265@tmp /dev/vda1 50.0G 6.9G 43.1G 14% /var/log/sa /dev/vda1 50.0G 6.9G 43.1G 14% /w/workspace/dry_go-mod-core-contracts_PR-265 ---> free -m: total used free shared buff/cache available Mem: 1837 616 128 0 1091 1115 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) 08/14/20 _x86_64_ (4 CPU) 17:21:55 LINUX RESTART 17:23:01 tps rtps wtps bread/s bwrtn/s 17:24:02 36.72 29.38 7.34 2472.72 678.70 17:25:01 37.04 12.16 24.88 3918.20 2681.65 17:26:02 21.55 3.70 17.85 1091.73 1993.67 17:27:01 0.56 0.00 0.56 0.00 13.98 17:28:01 0.52 0.00 0.52 0.00 8.03 17:29:01 0.18 0.00 0.18 0.00 2.42 17:30:01 0.45 0.00 0.45 0.00 6.76 17:31:01 0.18 0.02 0.17 0.13 1.75 17:32:01 0.22 0.00 0.22 0.00 1.63 17:33:01 0.28 0.00 0.28 0.00 3.38 17:34:01 0.25 0.00 0.25 0.00 2.56 17:35:02 0.28 0.00 0.28 0.00 3.26 17:36:01 0.39 0.00 0.39 0.00 5.10 17:37:01 0.33 0.17 0.17 5.33 1.33 17:38:01 0.73 0.00 0.73 0.00 14.73 17:39:01 0.25 0.00 0.25 0.00 2.98 17:40:01 0.28 0.00 0.28 0.00 3.11 Average: 5.91 2.68 3.22 440.53 319.04 17:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:24:02 76900 1804656 95.91 2620 1346644 1020172 34.82 302360 1347560 22260 17:25:01 86576 1794980 95.40 2620 1227396 1548444 52.85 427076 1209788 20376 17:26:02 160752 1720804 91.46 2620 1180456 1184848 40.44 409940 1149052 20 17:27:01 176724 1704832 90.61 2620 1180456 1085616 37.05 402952 1142672 20 17:28:01 176540 1705016 90.62 2620 1180464 1085664 37.05 403384 1142672 16 17:29:01 171620 1709936 90.88 2620 1180468 1085688 37.05 431380 1119468 8 17:30:01 175136 1706420 90.69 2620 1180468 1072108 36.59 428488 1119260 8 17:31:01 175120 1706436 90.69 2620 1180480 1072108 36.59 428496 1119260 8 17:32:01 175532 1706024 90.67 2620 1180484 1072108 36.59 428632 1119260 8 17:33:01 175456 1706100 90.67 2620 1180492 1072108 36.59 416424 1131228 8 17:34:01 172236 1709320 90.85 2620 1180492 1072204 36.59 419832 1131228 8 17:35:02 173124 1708432 90.80 2620 1180500 1072108 36.59 419216 1131228 8 17:36:01 172648 1708908 90.82 2620 1180508 1072108 36.59 419348 1131228 8 17:37:01 172384 1709172 90.84 2620 1180512 1072108 36.59 419232 1131228 20 17:38:01 170216 1711340 90.95 2620 1180516 1072512 36.60 421324 1131228 16 17:39:01 170208 1711348 90.95 2620 1180524 1072536 36.60 421400 1131232 8 17:40:01 170988 1710568 90.91 2620 1180524 1072368 36.60 420344 1131228 20 Average: 161892 1719664 91.40 2620 1193023 1106165 37.75 412931 1148166 2519 17:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:24:02 eth0 106.78 78.14 458.31 27.99 0.00 0.00 0.00 17:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 eth0 93.25 76.88 491.59 32.48 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:02 eth0 35.70 32.72 99.37 43.35 0.00 0.00 0.00 17:26:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:02 docker0 3.43 2.78 0.79 9.79 0.00 0.00 0.00 17:27:01 eth0 9.42 0.49 1.29 0.37 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 1.43 0.60 0.57 0.45 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.78 0.52 0.42 0.28 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.10 0.00 0.01 0.00 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:01 eth0 0.23 0.08 0.02 0.01 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 0.08 0.08 0.01 0.01 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 0.28 0.25 0.14 0.08 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 17:35:02 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 17:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:36:01 eth0 0.15 0.08 0.01 0.01 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 17:37:01 eth0 7.69 0.08 0.67 0.01 0.00 0.00 0.00 17:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 eth0 4.68 1.31 1.59 0.96 0.00 0.00 0.00 17:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 eth0 3.41 0.70 0.88 0.50 0.00 0.00 0.00 17:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 eth0 0.63 0.35 0.28 0.21 0.00 0.00 0.00 17:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 15.60 11.34 62.14 6.29 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.20 0.16 0.05 0.58 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) 08/14/20 _x86_64_ (4 CPU) 17:21:55 LINUX RESTART 17:23:01 CPU %user %nice %system %iowait %steal %idle 17:24:02 all 7.64 0.00 4.19 3.43 58.96 25.79 17:24:02 0 8.29 0.00 4.55 2.70 59.84 24.63 17:24:02 1 6.34 0.00 3.82 3.71 58.41 27.73 17:24:02 2 7.86 0.00 4.15 3.69 58.67 25.63 17:24:02 3 8.11 0.00 4.24 3.63 58.93 25.09 17:25:01 all 7.46 0.00 3.26 1.05 48.87 39.36 17:25:01 0 6.33 0.00 2.85 0.87 49.70 40.24 17:25:01 1 7.93 0.00 3.01 1.22 48.48 39.35 17:25:01 2 8.05 0.00 3.54 1.30 48.31 38.79 17:25:01 3 7.56 0.00 3.68 0.79 48.97 39.01 17:26:02 all 2.05 0.00 1.68 0.53 13.85 81.88 17:26:02 0 1.57 0.00 1.49 0.45 14.50 81.99 17:26:02 1 1.52 0.00 1.37 0.26 14.88 81.98 17:26:02 2 2.02 0.00 2.12 1.17 13.10 81.59 17:26:02 3 3.11 0.00 1.74 0.28 12.87 82.00 17:27:01 all 0.32 0.00 0.07 0.00 1.46 98.16 17:27:01 0 0.10 0.00 0.08 0.00 1.85 97.96 17:27:01 1 0.10 0.00 0.07 0.00 2.31 97.53 17:27:01 2 1.08 0.00 0.08 0.00 1.21 97.63 17:27:01 3 0.02 0.00 0.05 0.00 0.44 99.49 17:28:01 all 0.08 0.00 0.03 0.00 0.95 98.93 17:28:01 0 0.20 0.00 0.02 0.00 1.07 98.71 17:28:01 1 0.05 0.00 0.03 0.00 1.32 98.60 17:28:01 2 0.05 0.00 0.05 0.00 0.96 98.94 17:28:01 3 0.03 0.00 0.02 0.00 0.43 99.52 17:29:01 all 0.09 0.00 0.05 0.00 0.91 98.96 17:29:01 0 0.28 0.00 0.13 0.00 1.27 98.31 17:29:01 1 0.03 0.00 0.02 0.00 1.43 98.52 17:29:01 2 0.03 0.00 0.05 0.00 0.68 99.24 17:29:01 3 0.00 0.00 0.03 0.00 0.27 99.70 17:30:01 all 0.07 0.00 0.04 0.00 0.49 99.40 17:30:01 0 0.17 0.00 0.03 0.00 0.37 99.43 17:30:01 1 0.05 0.00 0.05 0.00 0.66 99.24 17:30:01 2 0.03 0.00 0.03 0.00 0.79 99.14 17:30:01 3 0.02 0.00 0.02 0.00 0.15 99.82 17:31:01 all 0.12 0.00 0.02 0.00 0.15 99.71 17:31:01 0 0.37 0.00 0.03 0.00 0.10 99.50 17:31:01 1 0.03 0.00 0.03 0.00 0.22 99.72 17:31:01 2 0.03 0.00 0.03 0.00 0.20 99.73 17:31:01 3 0.02 0.00 0.02 0.02 0.07 99.88 17:32:01 all 0.12 0.00 0.02 0.00 0.13 99.72 17:32:01 0 0.42 0.00 0.02 0.00 0.07 99.50 17:32:01 1 0.03 0.00 0.02 0.00 0.13 99.82 17:32:01 2 0.05 0.00 0.05 0.00 0.30 99.60 17:32:01 3 0.02 0.00 0.00 0.00 0.03 99.95 17:33:01 all 0.10 0.00 0.03 0.00 0.05 99.81 17:33:01 0 0.33 0.00 0.05 0.00 0.05 99.57 17:33:01 1 0.02 0.00 0.03 0.00 0.08 99.87 17:33:01 2 0.03 0.00 0.02 0.00 0.07 99.88 17:33:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:34:01 all 0.10 0.00 0.03 0.00 0.38 99.49 17:34:01 0 0.32 0.00 0.05 0.00 0.37 99.27 17:34:01 1 0.03 0.00 0.03 0.00 0.42 99.52 17:34:01 2 0.03 0.00 0.02 0.00 0.61 99.34 17:34:01 3 0.02 0.00 0.02 0.00 0.13 99.83 17:35:02 all 0.08 0.00 0.03 0.00 0.83 99.06 17:35:02 0 0.27 0.00 0.02 0.00 0.45 99.27 17:35:02 1 0.03 0.00 0.05 0.00 1.42 98.50 17:35:02 2 0.02 0.00 0.02 0.00 1.33 98.64 17:35:02 3 0.02 0.00 0.02 0.00 0.12 99.85 17:36:01 all 0.10 0.00 0.02 0.00 0.35 99.54 17:36:01 0 0.30 0.00 0.00 0.00 0.44 99.26 17:36:01 1 0.02 0.00 0.05 0.00 0.54 99.39 17:36:01 2 0.03 0.00 0.02 0.00 0.32 99.63 17:36:01 3 0.02 0.00 0.02 0.00 0.08 99.88 17:37:01 all 0.06 0.00 0.04 0.00 0.44 99.46 17:37:01 0 0.18 0.00 0.03 0.00 0.58 99.20 17:37:01 1 0.02 0.00 0.05 0.00 0.42 99.52 17:37:01 2 0.03 0.00 0.03 0.00 0.70 99.24 17:37:01 3 0.02 0.00 0.02 0.00 0.12 99.85 17:38:01 all 0.10 0.00 0.04 0.00 0.96 98.89 17:38:01 0 0.15 0.00 0.02 0.00 1.26 98.58 17:38:01 1 0.08 0.00 0.03 0.00 1.24 98.65 17:38:01 2 0.08 0.00 0.05 0.00 0.81 99.06 17:38:01 3 0.08 0.00 0.05 0.00 0.50 99.37 17:39:01 all 0.07 0.00 0.02 0.00 0.67 99.25 17:39:01 0 0.02 0.00 0.03 0.00 0.38 99.57 17:39:01 1 0.08 0.00 0.03 0.00 1.33 98.55 17:39:01 2 0.00 0.00 0.02 0.00 0.15 99.83 17:39:01 3 0.18 0.00 0.03 0.00 0.81 98.97 17:40:01 all 0.08 0.00 0.04 0.00 0.62 99.26 17:40:01 0 0.00 0.00 0.02 0.00 0.25 99.73 17:40:01 1 0.07 0.00 0.03 0.00 1.29 98.61 17:40:01 2 0.10 0.00 0.03 0.00 0.56 99.30 17:40:01 3 0.15 0.00 0.05 0.00 0.40 99.40 Average: all 1.25 0.00 0.64 0.34 8.73 89.05 Average: 0 1.28 0.00 0.63 0.27 8.94 88.88 Average: 1 1.12 0.00 0.59 0.36 9.06 88.88 Average: 2 1.30 0.00 0.68 0.41 8.60 89.00 Average: 3 1.29 0.00 0.66 0.32 8.31 89.43