---> uname -a: Linux prd-centos7-docker-4c-2g-15086.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% /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 /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 ---> free -m: total used free shared buff/cache available Mem: 1837 833 136 0 867 939 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:85:25:98 brd ff:ff:ff:ff:ff:ff inet 10.30.123.232/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85991sec preferred_lft 85991sec inet6 fe80::f816:3eff:fe85:2598/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:01:b6:d7:53 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::42:1ff:feb6:d753/64 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) 12/08/20 _x86_64_ (4 CPU) 08:06:26 LINUX RESTART (4 CPU) 08:07:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:08:01 53.03 15.11 37.92 0.00 4619.44 3112.17 0.00 08:09:01 1.75 0.00 1.75 0.00 0.00 34.33 0.00 08:10:01 0.25 0.00 0.25 0.00 0.00 2.71 0.00 08:11:01 0.27 0.00 0.27 0.00 0.00 3.33 0.00 08:12:01 264.67 164.82 99.85 0.00 8206.03 35038.32 0.00 08:13:02 263.97 129.02 134.95 0.00 8431.75 32702.23 0.00 Average: 97.35 51.51 45.84 0.00 3543.96 11819.05 0.00 08:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:08:01 160460 0 601872 31.99 2620 1116592 1112156 37.96 402600 1117832 8 08:09:01 168300 0 594028 31.57 2620 1116596 1078816 36.82 409220 1105136 8 08:10:01 165780 0 596540 31.70 2620 1116604 1079004 36.82 410272 1106912 8 08:11:01 165348 0 596972 31.73 2620 1116604 1079004 36.82 415200 1101944 8 08:12:01 203532 0 665592 35.37 2596 1009824 1092032 37.27 514916 906440 20 08:13:02 99396 0 802148 42.63 1588 978412 1128316 38.51 614036 835200 72 Average: 160469 0 642859 34.17 2444 1075772 1094888 37.37 461041 1028911 21 08:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:08:01 eth0 334.79 231.37 712.54 72.14 0.00 0.00 0.00 0.00 08:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 docker0 7.56 5.49 1.36 13.47 0.00 0.00 0.00 0.00 08:09:01 eth0 0.85 0.08 0.07 0.02 0.00 0.00 0.00 0.00 08:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 eth0 1.05 0.38 0.32 0.20 0.00 0.00 0.00 0.00 08:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 eth0 1.17 0.32 0.33 0.20 0.00 0.00 0.00 0.00 08:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 eth0 441.62 386.63 4210.19 35.85 0.00 0.00 0.00 0.00 08:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 docker0 16.63 15.80 1.31 122.90 0.00 0.00 0.00 0.00 08:13:02 eth0 505.62 424.21 3453.18 111.86 0.00 0.00 0.00 0.00 08:13:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:13:02 docker0 38.39 61.24 2.25 187.71 0.00 0.00 0.00 0.00 Average: eth0 214.25 173.89 1396.51 36.73 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 10.43 13.76 0.82 54.03 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) 12/08/20 _x86_64_ (4 CPU) 08:06:26 LINUX RESTART (4 CPU) 08:07:01 CPU %user %nice %system %iowait %steal %idle 08:08:01 all 6.45 0.00 2.70 1.64 0.03 89.18 08:08:01 0 7.89 0.00 3.33 1.01 0.02 87.76 08:08:01 1 7.29 0.00 2.17 1.80 0.03 88.72 08:08:01 2 5.35 0.00 2.52 1.77 0.03 90.33 08:08:01 3 5.28 0.00 2.79 1.98 0.02 89.93 08:09:01 all 0.14 0.00 0.04 0.00 0.00 99.82 08:09:01 0 0.03 0.00 0.05 0.00 0.00 99.92 08:09:01 1 0.50 0.00 0.03 0.00 0.00 99.47 08:09:01 2 0.03 0.00 0.03 0.00 0.00 99.93 08:09:01 3 0.00 0.00 0.03 0.00 0.00 99.97 08:10:01 all 0.17 0.00 0.03 0.00 0.00 99.80 08:10:01 0 0.02 0.00 0.02 0.00 0.00 99.97 08:10:01 1 0.57 0.00 0.03 0.00 0.00 99.40 08:10:01 2 0.03 0.00 0.02 0.00 0.00 99.95 08:10:01 3 0.05 0.00 0.03 0.00 0.02 99.90 08:11:01 all 0.18 0.00 0.04 0.00 0.00 99.78 08:11:01 0 0.03 0.00 0.02 0.00 0.00 99.95 08:11:01 1 0.57 0.00 0.03 0.00 0.00 99.40 08:11:01 2 0.07 0.00 0.05 0.00 0.00 99.88 08:11:01 3 0.05 0.00 0.07 0.00 0.00 99.88 08:12:01 all 8.99 0.00 6.28 2.26 0.03 82.43 08:12:01 0 9.42 0.00 6.20 2.88 0.05 81.45 08:12:01 1 9.14 0.00 6.12 1.25 0.03 83.45 08:12:01 2 8.03 0.00 6.45 3.46 0.03 82.03 08:12:01 3 9.37 0.00 6.37 1.46 0.02 82.78 08:13:02 all 12.20 0.00 8.96 4.03 0.05 74.76 08:13:02 0 11.17 0.00 10.03 3.12 0.05 75.63 08:13:02 1 14.62 0.00 9.08 7.92 0.05 68.33 08:13:02 2 11.47 0.00 8.63 2.71 0.05 77.14 08:13:02 3 11.53 0.00 8.09 2.38 0.03 77.96 Average: all 4.64 0.00 2.97 1.31 0.02 91.06 Average: 0 4.71 0.00 3.23 1.15 0.02 90.89 Average: 1 5.40 0.00 2.88 1.81 0.02 89.90 Average: 2 4.12 0.00 2.92 1.31 0.02 91.63 Average: 3 4.33 0.00 2.86 0.96 0.01 91.83