---> uname -a: Linux prd-centos7-docker-4c-2g-24365.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/secure /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-475 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-475@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 725 97 0 1014 1007 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:db:af:5c brd ff:ff:ff:ff:ff:ff inet 10.30.122.175/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86028sec preferred_lft 86028sec inet6 fe80::f816:3eff:fedb:af5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:a1:27:92:02 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:a1ff:fe27:9202/64 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) 17:50:15 LINUX RESTART (4 CPU) 17:51:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:52:01 71.05 23.30 47.76 0.00 5738.86 4055.25 0.00 17:53:01 2.36 0.00 2.36 0.00 0.00 57.74 0.00 17:54:01 0.42 0.00 0.42 0.00 0.00 6.04 0.00 17:55:01 0.23 0.00 0.23 0.00 0.00 2.96 0.00 17:56:01 0.33 0.05 0.28 0.00 5.06 9.37 0.00 Average: 14.70 4.61 10.09 0.00 1134.07 815.92 0.00 17:51:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:52:01 144048 0 633532 33.67 2620 1101344 1159192 39.56 413276 1121916 128 17:53:01 154960 0 622608 33.09 2620 1101356 1081180 36.90 411320 1115444 16 17:54:01 153668 0 623896 33.16 2620 1101360 1081396 36.91 414836 1113052 20 17:55:01 153660 0 623900 33.16 2620 1101364 1081252 36.90 419860 1108328 20 17:56:01 144532 0 632708 33.63 2620 1101684 1097940 37.47 431700 1104808 8 Average: 150174 0 627329 33.34 2620 1101422 1100192 37.55 418198 1112710 38 17:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:52:01 eth0 259.70 193.54 1060.45 93.00 0.00 0.00 0.00 0.00 17:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:52:01 docker0 10.08 7.24 1.82 18.33 0.00 0.00 0.00 0.00 17:53:01 eth0 0.70 0.05 0.06 0.00 0.00 0.00 0.00 0.00 17:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 eth0 0.52 0.40 0.27 0.20 0.00 0.00 0.00 0.00 17:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 17:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 eth0 6.56 4.43 6.81 2.63 0.00 0.00 0.00 0.00 17:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 52.85 39.21 210.80 18.93 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 1.99 1.43 0.36 3.62 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) 17:50:15 LINUX RESTART (4 CPU) 17:51:02 CPU %user %nice %system %iowait %steal %idle 17:52:01 all 13.97 0.00 4.97 1.56 10.15 69.35 17:52:01 0 11.14 0.00 4.99 1.11 11.15 71.61 17:52:01 1 13.28 0.00 5.15 1.44 10.22 69.91 17:52:01 2 15.70 0.00 4.65 1.71 9.79 68.15 17:52:01 3 15.82 0.00 5.09 2.00 9.41 67.69 17:53:01 all 0.11 0.00 0.08 0.00 0.30 99.51 17:53:01 0 0.02 0.00 0.05 0.00 0.18 99.75 17:53:01 1 0.08 0.00 0.08 0.00 0.48 99.35 17:53:01 2 0.03 0.00 0.10 0.00 0.20 99.67 17:53:01 3 0.30 0.00 0.08 0.00 0.35 99.27 17:54:01 all 0.12 0.00 0.06 0.00 0.33 99.49 17:54:01 0 0.02 0.00 0.07 0.00 0.15 99.77 17:54:01 1 0.13 0.00 0.03 0.00 0.52 99.32 17:54:01 2 0.03 0.00 0.08 0.00 0.32 99.57 17:54:01 3 0.30 0.00 0.07 0.00 0.33 99.30 17:55:01 all 0.12 0.00 0.03 0.00 0.22 99.63 17:55:01 0 0.02 0.00 0.02 0.00 0.22 99.75 17:55:01 1 0.40 0.00 0.05 0.00 0.47 99.08 17:55:01 2 0.02 0.00 0.02 0.00 0.05 99.92 17:55:01 3 0.03 0.00 0.03 0.00 0.15 99.78 17:56:01 all 0.57 0.00 0.66 0.00 1.21 97.56 17:56:01 0 0.55 0.00 0.65 0.00 1.09 97.71 17:56:01 1 0.96 0.00 0.81 0.00 1.45 96.77 17:56:01 2 0.28 0.00 0.55 0.00 1.24 97.93 17:56:01 3 0.48 0.00 0.62 0.02 1.05 97.84 Average: all 2.90 0.00 1.13 0.30 2.39 93.28 Average: 0 2.29 0.00 1.13 0.22 2.51 93.85 Average: 1 2.92 0.00 1.20 0.28 2.59 93.01 Average: 2 3.10 0.00 1.05 0.33 2.25 93.28 Average: 3 3.28 0.00 1.14 0.39 2.20 92.99