---> uname -a: Linux prd-centos7-docker-4c-2g-16111.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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 8.5G 41.4G 17% / 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 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 823 162 0 851 948 Swap: 1023 3 1020 ---> 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:bc:4c:95 brd ff:ff:ff:ff:ff:ff inet 10.30.122.89/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85920sec preferred_lft 85920sec inet6 fe80::f816:3eff:febc:4c95/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:6a:41:18:54 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:6aff:fe41:1854/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/15/20 _x86_64_ (4 CPU) 15:58:33 LINUX RESTART (4 CPU) 15:59:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:02 69.72 27.38 42.33 0.00 6249.51 3800.53 0.00 16:01:01 2.47 0.02 2.46 0.00 0.14 60.33 0.00 16:02:01 0.57 0.08 0.48 0.00 1.60 8.04 0.00 16:03:01 0.30 0.00 0.30 0.00 0.00 3.46 0.00 16:04:01 0.20 0.00 0.20 0.00 0.00 2.56 0.00 16:05:01 197.25 114.73 82.52 0.00 4379.63 30874.47 0.00 16:06:01 277.45 128.38 149.07 0.00 8323.17 37089.71 0.00 Average: 78.48 38.76 39.72 0.00 2714.93 10290.39 0.00 15:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 153792 0 587128 31.20 2620 1138004 1106168 37.75 402560 1124404 132 16:01:01 156256 0 584652 31.07 2620 1138016 1092776 37.29 403456 1121808 12 16:02:01 158144 0 582640 30.97 2620 1138140 1079504 36.84 404164 1119656 8 16:03:01 155420 0 585360 31.11 2620 1138144 1079720 36.85 407016 1119152 20 16:04:01 156948 0 583828 31.03 2620 1138148 1079504 36.84 417156 1107860 12 16:05:01 258812 0 643672 34.21 2620 976440 1089224 37.17 413072 960156 71208 16:06:01 206280 0 802348 42.64 1540 871376 1413648 48.25 616604 721572 56 Average: 177950 0 624233 33.18 2466 1076895 1134363 38.71 437718 1039230 10207 15:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 eth0 531.35 322.24 1055.41 90.39 0.00 0.00 0.00 0.00 16:00:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:02 docker0 5.86 4.48 1.31 14.29 0.00 0.00 0.00 0.00 16:01:01 eth0 1.46 0.73 1.11 0.26 0.00 0.00 0.00 0.00 16:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 16:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 eth0 1.55 0.72 0.63 0.37 0.00 0.00 0.00 0.00 16:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 eth0 0.68 0.10 0.05 0.04 0.00 0.00 0.00 0.00 16:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 eth0 401.85 354.58 4075.17 30.09 0.00 0.00 0.00 0.00 16:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 vethf6be276 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 16:06:01 eth0 485.89 418.89 3558.49 101.82 0.00 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 46.67 54.01 2.99 308.97 0.00 0.00 0.00 0.00 Average: vethf6be276 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 203.90 157.18 1244.91 31.94 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 7.52 8.38 0.62 46.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 12/15/20 _x86_64_ (4 CPU) 15:58:33 LINUX RESTART (4 CPU) 15:59:01 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 11.53 0.00 3.84 1.78 0.02 82.82 16:00:02 0 11.70 0.00 4.76 1.80 0.02 81.73 16:00:02 1 9.46 0.00 4.42 1.23 0.05 84.85 16:00:02 2 12.91 0.00 3.44 1.85 0.02 81.79 16:00:02 3 12.07 0.00 2.76 2.25 0.00 82.92 16:01:01 all 0.19 0.00 0.07 0.00 0.00 99.74 16:01:01 0 0.58 0.00 0.05 0.00 0.00 99.37 16:01:01 1 0.07 0.00 0.10 0.00 0.00 99.83 16:01:01 2 0.05 0.00 0.07 0.00 0.00 99.88 16:01:01 3 0.05 0.00 0.07 0.00 0.00 99.88 16:02:01 all 0.15 0.00 0.05 0.00 0.00 99.79 16:02:01 0 0.47 0.00 0.05 0.00 0.00 99.48 16:02:01 1 0.07 0.00 0.07 0.00 0.00 99.87 16:02:01 2 0.03 0.00 0.05 0.00 0.02 99.90 16:02:01 3 0.03 0.00 0.03 0.02 0.00 99.92 16:03:01 all 0.15 0.00 0.03 0.00 0.00 99.81 16:03:01 0 0.45 0.00 0.02 0.00 0.00 99.53 16:03:01 1 0.03 0.00 0.02 0.00 0.00 99.95 16:03:01 2 0.10 0.00 0.07 0.00 0.00 99.83 16:03:01 3 0.03 0.00 0.03 0.00 0.00 99.93 16:04:01 all 0.17 0.00 0.09 0.00 0.00 99.74 16:04:01 0 0.50 0.00 0.05 0.00 0.00 99.45 16:04:01 1 0.07 0.00 0.07 0.00 0.00 99.87 16:04:01 2 0.05 0.00 0.15 0.00 0.00 99.80 16:04:01 3 0.07 0.00 0.08 0.00 0.00 99.85 16:05:01 all 7.35 0.00 5.13 1.62 0.02 85.89 16:05:01 0 7.76 0.00 5.48 1.42 0.03 85.31 16:05:01 1 7.00 0.00 5.46 1.20 0.02 86.32 16:05:01 2 7.20 0.00 5.00 2.74 0.00 85.07 16:05:01 3 7.43 0.00 4.58 1.11 0.02 86.86 16:06:01 all 12.60 0.00 9.49 3.27 0.05 74.59 16:06:01 0 10.84 0.00 9.11 1.64 0.03 78.38 16:06:01 1 11.26 0.00 9.45 5.19 0.03 74.06 16:06:01 2 16.58 0.00 10.34 4.00 0.09 69.00 16:06:01 3 11.70 0.00 9.05 2.24 0.03 76.97 Average: all 4.56 0.00 2.65 0.95 0.01 91.83 Average: 0 4.58 0.00 2.76 0.69 0.01 91.96 Average: 1 3.97 0.00 2.78 1.08 0.01 92.16 Average: 2 5.24 0.00 2.71 1.22 0.02 90.81 Average: 3 4.45 0.00 2.35 0.80 0.01 92.39