---> uname -a: Linux prd-centos7-docker-4c-2g-17771.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-412 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-412@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 725 102 0 1009 1006 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:34:7b:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.123.214/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86017sec preferred_lft 86017sec inet6 fe80::f816:3eff:fe34:7bb1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d5:64:fa: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:d5ff:fe64:fa54/64 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) 12/30/20 _x86_64_ (4 CPU) 16:06:08 LINUX RESTART (4 CPU) 16:07:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:08:01 55.24 15.52 39.72 0.00 4729.41 3330.21 0.00 16:09:01 2.56 0.00 2.56 0.00 0.00 62.11 0.00 16:10:01 0.20 0.00 0.20 0.00 0.00 2.79 0.00 16:11:01 0.28 0.00 0.28 0.00 0.00 3.46 0.00 16:12:02 1.02 0.72 0.30 0.00 156.88 11.80 0.00 Average: 11.72 3.21 8.51 0.00 965.21 673.60 0.00 16:07:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:08:01 152364 0 631528 33.56 2620 1095032 1144116 39.05 435508 1092908 136 16:09:01 163396 0 620488 32.98 2620 1095040 1064280 36.32 439124 1080788 20 16:10:01 162104 0 621776 33.05 2620 1095044 1064448 36.33 436904 1083832 20 16:11:01 161100 0 622776 33.10 2620 1095048 1064484 36.33 442916 1079112 12 16:12:02 147772 0 631144 33.54 2620 1100008 1083160 36.97 457356 1076576 40 Average: 157347 0 625542 33.25 2620 1096034 1084098 37.00 442362 1082643 46 16:07:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:08:01 eth0 171.70 142.95 721.30 77.32 0.00 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 7.88 5.59 1.46 15.44 0.00 0.00 0.00 0.00 16:09:01 eth0 0.65 0.08 0.06 0.01 0.00 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 eth0 1.55 0.55 0.83 0.22 0.00 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 eth0 0.42 0.28 0.26 0.17 0.00 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:02 eth0 8.41 5.71 8.64 3.29 0.00 0.00 0.00 0.00 16:12:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 36.11 29.55 144.37 16.01 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 1.56 1.10 0.29 3.05 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) 12/30/20 _x86_64_ (4 CPU) 16:06:08 LINUX RESTART (4 CPU) 16:07:02 CPU %user %nice %system %iowait %steal %idle 16:08:01 all 6.28 0.00 2.79 1.67 11.16 78.10 16:08:01 0 5.38 0.00 3.04 2.94 11.50 77.14 16:08:01 1 5.81 0.00 2.57 1.13 11.52 78.97 16:08:01 2 5.51 0.00 2.61 0.95 10.44 80.50 16:08:01 3 8.48 0.00 2.95 1.63 11.18 75.77 16:09:01 all 0.09 0.00 0.06 0.00 0.51 99.34 16:09:01 0 0.05 0.00 0.07 0.00 0.40 99.49 16:09:01 1 0.25 0.00 0.07 0.00 0.76 98.92 16:09:01 2 0.05 0.00 0.05 0.00 0.38 99.52 16:09:01 3 0.02 0.00 0.05 0.00 0.51 99.42 16:10:01 all 0.09 0.00 0.08 0.00 0.74 99.09 16:10:01 0 0.03 0.00 0.07 0.00 0.35 99.55 16:10:01 1 0.17 0.00 0.17 0.00 0.78 98.89 16:10:01 2 0.05 0.00 0.05 0.00 1.14 98.76 16:10:01 3 0.10 0.00 0.05 0.00 0.70 99.15 16:11:01 all 0.10 0.00 0.03 0.00 0.44 99.43 16:11:01 0 0.02 0.00 0.02 0.00 0.32 99.65 16:11:01 1 0.02 0.00 0.00 0.00 0.22 99.77 16:11:01 2 0.00 0.00 0.03 0.00 0.53 99.44 16:11:01 3 0.37 0.00 0.07 0.00 0.70 98.87 16:12:02 all 0.53 0.00 0.48 0.03 1.41 97.55 16:12:02 0 0.58 0.00 0.37 0.10 1.39 97.56 16:12:02 1 0.63 0.00 0.67 0.03 1.43 97.24 16:12:02 2 0.40 0.00 0.55 0.00 1.23 97.82 16:12:02 3 0.51 0.00 0.33 0.00 1.59 97.57 Average: all 1.40 0.00 0.68 0.34 2.82 94.76 Average: 0 1.21 0.00 0.71 0.61 2.79 94.68 Average: 1 1.36 0.00 0.69 0.23 2.91 94.81 Average: 2 1.18 0.00 0.65 0.19 2.71 95.27 Average: 3 1.85 0.00 0.67 0.32 2.88 94.27