---> uname -a: Linux prd-centos7-docker-4c-2g-24273.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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /facter-os /dev/vda1 50.0G 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-439@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log ---> free -m: total used free shared buff/cache available Mem: 1837 734 109 0 993 998 Swap: 1023 1 1022 ---> 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:6f:e7:a8 brd ff:ff:ff:ff:ff:ff inet 10.30.123.152/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:fe6f:e7a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:68:60:de:fc 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::42:68ff:fe60:defc/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) 02/01/21 _x86_64_ (4 CPU) 03:32:13 LINUX RESTART (4 CPU) 03:33:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:34:02 33.58 11.90 21.67 0.00 4321.23 2997.37 0.00 03:35:01 1.98 0.00 1.98 0.00 0.00 38.58 0.00 03:36:01 0.32 0.00 0.32 0.00 0.00 5.00 0.00 03:37:01 0.23 0.00 0.23 0.00 0.00 2.58 0.00 Average: 9.06 2.99 6.07 0.00 1085.05 764.06 0.00 03:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:34:02 150424 0 640684 34.05 2620 1087816 1112092 37.95 435788 1094952 20 03:35:01 155852 0 635252 33.76 2620 1087820 1088660 37.15 434544 1091232 8 03:36:01 153912 0 637184 33.86 2620 1087828 1088780 37.16 437060 1091416 12 03:37:01 153592 0 637504 33.88 2620 1087828 1088840 37.16 454832 1073920 20 Average: 153445 0 637656 33.89 2620 1087823 1094593 37.36 440556 1087880 15 03:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:34:02 eth0 79.51 64.23 356.42 34.57 0.00 0.00 0.00 0.00 03:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:02 docker0 9.06 5.96 1.69 17.51 0.00 0.00 0.00 0.00 03:35:01 eth0 0.90 0.14 0.15 0.01 0.00 0.00 0.00 0.00 03:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 eth0 1.40 0.58 0.58 0.36 0.00 0.00 0.00 0.00 03:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 eth0 0.87 0.40 0.31 0.23 0.00 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.75 16.41 89.76 8.83 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 2.27 1.50 0.42 4.40 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) 02/01/21 _x86_64_ (4 CPU) 03:32:13 LINUX RESTART (4 CPU) 03:33:01 CPU %user %nice %system %iowait %steal %idle 03:34:02 all 3.06 0.00 1.85 0.71 0.03 94.36 03:34:02 0 2.97 0.00 1.85 0.37 0.03 94.78 03:34:02 1 2.57 0.00 1.88 0.37 0.02 95.17 03:34:02 2 3.72 0.00 1.71 1.88 0.03 92.67 03:34:02 3 2.97 0.00 1.96 0.22 0.03 94.81 03:35:01 all 0.14 0.00 0.04 0.00 0.00 99.81 03:35:01 0 0.19 0.00 0.05 0.00 0.02 99.75 03:35:01 1 0.36 0.00 0.07 0.00 0.00 99.58 03:35:01 2 0.02 0.00 0.02 0.00 0.00 99.97 03:35:01 3 0.02 0.00 0.03 0.00 0.00 99.95 03:36:01 all 0.20 0.00 0.07 0.00 0.00 99.73 03:36:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:36:01 1 0.55 0.00 0.05 0.00 0.00 99.40 03:36:01 2 0.12 0.00 0.10 0.00 0.00 99.78 03:36:01 3 0.05 0.00 0.08 0.00 0.00 99.87 03:37:01 all 0.16 0.00 0.06 0.00 0.00 99.78 03:37:01 0 0.02 0.00 0.03 0.00 0.00 99.95 03:37:01 1 0.55 0.00 0.12 0.00 0.00 99.33 03:37:01 2 0.07 0.00 0.08 0.00 0.00 99.85 03:37:01 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.89 0.00 0.51 0.18 0.01 98.42 Average: 0 0.81 0.00 0.50 0.09 0.01 98.59 Average: 1 1.01 0.00 0.53 0.09 0.00 98.37 Average: 2 0.98 0.00 0.48 0.47 0.01 98.06 Average: 3 0.76 0.00 0.52 0.05 0.01 98.65