---> uname -a: Linux prd-centos7-docker-4c-2g-24703.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: 2933.436 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-482 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-482@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 699 74 0 1063 1033 Swap: 1023 0 1023 ---> 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:20:71:42 brd ff:ff:ff:ff:ff:ff inet 10.30.123.64/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86058sec preferred_lft 86058sec inet6 fe80::f816:3eff:fe20:7142/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9a:ae:74:74 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::42:9aff:feae:7474/64 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) 02/03/21 _x86_64_ (4 CPU) 09:44:41 LINUX RESTART (4 CPU) 09:45:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:46:01 138.26 49.24 89.01 0.00 7807.46 39356.08 0.00 09:47:01 2.45 0.00 2.45 0.00 0.00 61.20 0.00 09:48:01 0.42 0.00 0.42 0.00 0.00 6.53 0.00 09:49:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 09:50:01 0.65 0.43 0.22 0.00 136.15 2.58 0.00 Average: 28.42 9.94 18.48 0.00 1589.30 7888.86 0.00 09:45:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:46:01 156816 0 576592 30.64 2620 1145516 1128680 38.52 365936 1156344 132 09:47:01 163992 0 569324 30.26 2620 1145608 1078892 36.82 365184 1151520 20 09:48:01 163968 0 569344 30.26 2620 1145612 1079048 36.83 372376 1145224 20 09:49:01 163504 0 569808 30.28 2620 1145612 1079084 36.83 372488 1145224 16 09:50:01 150892 0 578272 30.73 2620 1149760 1093300 37.31 385516 1143636 152 Average: 159834 0 572668 30.44 2620 1146422 1091801 37.26 372300 1148390 68 09:45:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:46:01 eth0 515.02 283.99 1074.20 87.76 0.00 0.00 0.00 0.00 09:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 docker0 6.89 4.88 1.61 17.69 0.00 0.00 0.00 0.00 09:47:01 eth0 0.68 0.08 0.06 0.02 0.00 0.00 0.00 0.00 09:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 eth0 2.95 1.20 3.21 0.23 0.00 0.00 0.00 0.00 09:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 eth0 0.97 0.38 0.32 0.24 0.00 0.00 0.00 0.00 09:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 eth0 3.70 2.46 3.95 1.20 0.00 0.00 0.00 0.00 09:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 104.70 57.64 216.43 17.90 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 1.38 0.98 0.32 3.54 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) 02/03/21 _x86_64_ (4 CPU) 09:44:41 LINUX RESTART (4 CPU) 09:45:01 CPU %user %nice %system %iowait %steal %idle 09:46:01 all 13.54 0.00 5.54 6.30 0.09 74.53 09:46:01 0 15.38 0.00 4.60 5.51 0.07 74.44 09:46:01 1 12.12 0.00 5.30 8.17 0.12 74.29 09:46:01 2 15.25 0.00 7.13 5.44 0.07 72.11 09:46:01 3 11.41 0.00 5.11 6.10 0.10 77.28 09:47:01 all 0.17 0.00 0.04 0.00 0.00 99.79 09:47:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:47:01 1 0.05 0.00 0.03 0.00 0.00 99.92 09:47:01 2 0.53 0.00 0.05 0.00 0.00 99.42 09:47:01 3 0.07 0.00 0.05 0.00 0.00 99.88 09:48:01 all 0.18 0.00 0.04 0.00 0.01 99.77 09:48:01 0 0.05 0.00 0.03 0.00 0.02 99.90 09:48:01 1 0.08 0.00 0.05 0.00 0.02 99.85 09:48:01 2 0.55 0.00 0.03 0.00 0.02 99.40 09:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:49:01 all 0.13 0.00 0.03 0.00 0.00 99.84 09:49:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:49:01 1 0.05 0.00 0.05 0.00 0.00 99.90 09:49:01 2 0.40 0.00 0.05 0.00 0.00 99.55 09:49:01 3 0.03 0.00 0.00 0.00 0.02 99.95 09:50:01 all 0.52 0.00 0.27 0.00 0.01 99.19 09:50:01 0 0.43 0.00 0.35 0.00 0.00 99.22 09:50:01 1 0.23 0.00 0.18 0.00 0.02 99.57 09:50:01 2 0.35 0.00 0.17 0.02 0.03 99.43 09:50:01 3 1.07 0.00 0.38 0.00 0.00 98.55 Average: all 2.88 0.00 1.17 1.25 0.02 94.68 Average: 0 3.15 0.00 1.00 1.09 0.02 94.75 Average: 1 2.48 0.00 1.11 1.62 0.03 94.75 Average: 2 3.39 0.00 1.47 1.08 0.02 94.03 Average: 3 2.50 0.00 1.10 1.20 0.02 95.17