---> uname -a: Linux prd-centos7-docker-4c-2g-28689.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% /var/log/auth.log /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-525 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-525@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 ---> free -m: total used free shared buff/cache available Mem: 1837 730 104 0 1002 1002 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:fc:59:d2 brd ff:ff:ff:ff:ff:ff inet 10.30.123.16/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86180sec preferred_lft 86180sec inet6 fe80::f816:3eff:fefc:59d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:aa:4e:28:64 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:aaff:fe4e:2864/64 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) 03/05/21 _x86_64_ (4 CPU) 10:17:24 LINUX RESTART (4 CPU) 10:18:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:19:01 52.68 14.55 38.13 0.00 4605.33 3198.07 0.00 10:20:01 1.91 0.00 1.91 0.00 0.00 38.46 0.00 10:21:01 78.22 48.41 29.81 0.00 4060.18 11846.73 0.00 Average: 44.27 20.99 23.29 0.00 2888.73 5028.41 0.00 10:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:19:01 138444 0 637824 33.90 2620 1102656 1116252 38.10 425908 1116328 8 10:20:01 145832 0 630432 33.51 2620 1102660 1074532 36.67 425280 1110544 20 10:21:01 71412 0 734800 39.05 2620 1072712 1493968 50.99 596180 986776 95736 Average: 118563 0 667685 35.49 2620 1092676 1228251 41.92 482456 1071216 31921 10:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:19:01 eth0 375.52 245.86 730.56 79.74 0.00 0.00 0.00 0.00 10:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:19:01 docker0 8.02 6.62 1.87 20.32 0.00 0.00 0.00 0.00 10:20:01 eth0 1.42 0.18 0.20 0.01 0.00 0.00 0.00 0.00 10:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 eth0 202.83 158.60 2165.23 15.73 0.00 0.00 0.00 0.00 10:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 193.26 134.89 965.45 31.83 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 2.67 2.21 0.62 6.77 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) 03/05/21 _x86_64_ (4 CPU) 10:17:24 LINUX RESTART (4 CPU) 10:18:01 CPU %user %nice %system %iowait %steal %idle 10:19:01 all 6.19 0.00 2.68 1.34 0.03 89.75 10:19:01 0 6.05 0.00 2.98 3.16 0.03 87.78 10:19:01 1 6.27 0.00 2.99 0.35 0.03 90.36 10:19:01 2 6.70 0.00 2.31 0.40 0.03 90.56 10:19:01 3 5.74 0.00 2.44 1.46 0.03 90.32 10:20:01 all 0.17 0.00 0.05 0.00 0.00 99.78 10:20:01 0 0.08 0.00 0.05 0.00 0.00 99.87 10:20:01 1 0.05 0.00 0.05 0.00 0.00 99.90 10:20:01 2 0.07 0.00 0.07 0.00 0.00 99.87 10:20:01 3 0.47 0.00 0.05 0.00 0.00 99.48 10:21:01 all 4.39 0.00 2.66 1.09 0.06 91.79 10:21:01 0 4.09 0.00 2.66 0.66 0.05 92.55 10:21:01 1 4.37 0.00 2.46 0.42 0.08 92.67 10:21:01 2 3.80 0.00 2.76 1.45 0.05 91.94 10:21:01 3 5.29 0.00 2.78 1.85 0.07 90.00 Average: all 3.57 0.00 1.79 0.81 0.03 93.79 Average: 0 3.40 0.00 1.89 1.27 0.03 93.42 Average: 1 3.56 0.00 1.83 0.26 0.04 94.32 Average: 2 3.51 0.00 1.70 0.61 0.03 94.14 Average: 3 3.82 0.00 1.75 1.10 0.03 93.29