---> uname -a: Linux prd-centos7-docker-4c-2g-16299.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: 2933.442 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 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% /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 /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 ---> free -m: total used free shared buff/cache available Mem: 1837 842 156 0 838 931 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:de:6f:e2 brd ff:ff:ff:ff:ff:ff inet 10.30.123.77/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85978sec preferred_lft 85978sec inet6 fe80::f816:3eff:fede:6fe2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:03:85:97:dc 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::42:3ff:fe85:97dc/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) 12/16/20 _x86_64_ (4 CPU) 09:04:38 LINUX RESTART (4 CPU) 09:05:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:06:01 91.23 39.92 51.31 0.00 7697.32 4151.41 0.00 09:07:01 2.96 0.05 2.91 0.00 1.60 107.84 0.00 09:08:01 0.40 0.00 0.40 0.00 0.00 5.96 0.00 09:09:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 09:10:01 106.61 53.00 53.61 0.00 2486.69 21973.41 0.00 09:11:01 352.02 182.96 169.06 0.00 9927.67 43742.44 0.00 Average: 92.30 46.02 46.29 0.00 3353.45 11673.06 0.00 09:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:06:01 149752 0 631940 33.59 2620 1097232 1108008 37.81 403424 1128744 132 09:07:01 154484 0 627088 33.33 2620 1097352 1079644 36.85 402400 1126272 20 09:08:01 153852 0 627716 33.36 2620 1097356 1079852 36.85 410656 1118852 20 09:09:01 153860 0 627708 33.36 2620 1097356 1079840 36.85 410604 1118852 12 09:10:01 65832 0 764316 40.62 2620 1048776 1507592 51.45 537396 1017900 25512 09:11:01 78012 0 863760 45.91 1492 938280 1274808 43.51 699352 760676 65460 Average: 125965 0 690421 36.69 2432 1062725 1188291 40.55 477305 1045216 15193 09:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:06:01 eth0 585.90 405.88 1078.43 99.36 0.00 0.00 0.00 0.00 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 docker0 6.49 5.18 1.34 14.40 0.00 0.00 0.00 0.00 09:07:01 eth0 0.78 0.08 0.06 0.02 0.00 0.00 0.00 0.00 09:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 eth0 1.12 0.37 0.40 0.20 0.00 0.00 0.00 0.00 09:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 eth0 0.57 0.38 0.30 0.20 0.00 0.00 0.00 0.00 09:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 eth0 431.74 367.86 4069.00 29.81 0.00 0.00 0.00 0.00 09:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 veth594ff98 29.75 35.27 2.02 194.90 0.00 0.00 0.00 0.00 09:11:01 eth0 488.09 429.55 3551.01 101.02 0.00 0.00 0.00 0.00 09:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 docker0 48.81 54.97 3.04 316.90 0.00 0.00 0.00 0.00 Average: veth594ff98 4.96 5.88 0.34 32.50 0.00 0.00 0.00 0.00 Average: eth0 251.50 200.80 1451.15 38.45 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 9.22 10.03 0.73 55.24 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) 12/16/20 _x86_64_ (4 CPU) 09:04:38 LINUX RESTART (4 CPU) 09:05:01 CPU %user %nice %system %iowait %steal %idle 09:06:01 all 11.94 0.00 4.42 2.58 0.03 81.04 09:06:01 0 11.00 0.00 4.68 1.20 0.02 83.11 09:06:01 1 12.05 0.00 4.32 2.76 0.02 80.85 09:06:01 2 13.91 0.00 4.04 2.26 0.03 79.76 09:06:01 3 10.78 0.00 4.63 4.12 0.03 80.43 09:07:01 all 0.17 0.00 0.04 0.00 0.00 99.78 09:07:01 0 0.07 0.00 0.05 0.00 0.00 99.88 09:07:01 1 0.42 0.00 0.03 0.00 0.00 99.55 09:07:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:07:01 3 0.17 0.00 0.03 0.00 0.00 99.80 09:08:01 all 0.18 0.00 0.03 0.00 0.00 99.79 09:08:01 0 0.05 0.00 0.05 0.00 0.00 99.90 09:08:01 1 0.07 0.00 0.02 0.00 0.00 99.92 09:08:01 2 0.10 0.00 0.03 0.00 0.00 99.87 09:08:01 3 0.50 0.00 0.03 0.00 0.00 99.47 09:09:01 all 0.13 0.00 0.04 0.00 0.00 99.83 09:09:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:09:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:09:01 2 0.03 0.00 0.05 0.00 0.00 99.92 09:09:01 3 0.45 0.00 0.03 0.00 0.00 99.52 09:10:01 all 5.45 0.00 3.34 0.83 0.01 90.36 09:10:01 0 5.65 0.00 3.30 1.98 0.02 89.05 09:10:01 1 5.50 0.00 3.10 0.52 0.00 90.88 09:10:01 2 5.20 0.00 3.34 0.35 0.02 91.10 09:10:01 3 5.47 0.00 3.64 0.47 0.02 90.40 09:11:01 all 13.09 0.00 8.06 4.10 0.02 74.73 09:11:01 0 13.88 0.00 8.88 4.27 0.02 72.95 09:11:01 1 11.09 0.00 6.88 5.57 0.02 76.44 09:11:01 2 13.83 0.00 8.40 4.05 0.03 73.69 09:11:01 3 13.54 0.00 8.09 2.49 0.02 75.85 Average: all 5.12 0.00 2.63 1.24 0.01 91.00 Average: 0 5.07 0.00 2.81 1.23 0.01 90.89 Average: 1 4.83 0.00 2.38 1.46 0.01 91.33 Average: 2 5.48 0.00 2.63 1.10 0.01 90.77 Average: 3 5.11 0.00 2.72 1.17 0.01 90.99