---> uname -a: Linux prd-centos7-docker-4c-2g-23947.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% /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 /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json ---> free -m: total used free shared buff/cache available Mem: 1837 738 100 0 998 994 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:39:e4:4b brd ff:ff:ff:ff:ff:ff inet 10.30.122.147/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86029sec preferred_lft 86029sec inet6 fe80::f816:3eff:fe39:e44b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:c1:62:58:c5 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:c1ff:fe62:58c5/64 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) 01/29/21 _x86_64_ (4 CPU) 09:32:29 LINUX RESTART (4 CPU) 09:33:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:34:02 146.79 60.90 85.89 0.00 8037.21 38925.48 0.00 09:35:02 11.56 2.79 8.77 0.00 203.76 200.52 0.00 09:36:01 0.34 0.00 0.34 0.00 0.00 5.08 0.00 09:37:01 0.28 0.00 0.28 0.00 0.00 3.20 0.00 09:38:01 0.23 0.00 0.23 0.00 0.00 2.76 0.00 Average: 32.08 12.84 19.24 0.00 1662.42 7897.92 0.00 09:33:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:34:02 155396 0 642568 34.15 2620 1080960 1336400 45.61 414936 1110088 1044 09:35:02 147568 0 643548 34.20 2620 1087808 1146088 39.11 425952 1107240 16 09:36:01 157520 0 633592 33.67 2620 1087812 1078512 36.81 438028 1086712 8 09:37:01 157552 0 633560 33.67 2620 1087812 1078656 36.81 438832 1086712 16 09:38:01 156268 0 634836 33.74 2620 1087820 1078660 36.81 449632 1076864 20 Average: 154861 0 637621 33.89 2620 1086442 1143663 39.03 433476 1093523 221 09:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:34:02 veth6a8e336 9.76 7.30 1.86 17.59 0.00 0.00 0.00 0.00 09:34:02 eth0 271.75 193.83 1053.40 66.24 0.00 0.00 0.00 0.00 09:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:02 docker0 9.76 7.19 1.72 17.58 0.00 0.00 0.00 0.00 09:35:02 eth0 13.08 11.52 13.22 27.10 0.00 0.00 0.00 0.00 09:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:02 docker0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 eth0 1.07 0.41 0.87 0.03 0.00 0.00 0.00 0.00 09:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:01 eth0 1.48 0.70 0.59 0.40 0.00 0.00 0.00 0.00 09:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:38:01 eth0 0.93 0.40 0.32 0.21 0.00 0.00 0.00 0.00 09:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 58.13 41.70 215.57 18.86 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 1.98 1.46 0.35 3.55 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) 01/29/21 _x86_64_ (4 CPU) 09:32:29 LINUX RESTART (4 CPU) 09:33:01 CPU %user %nice %system %iowait %steal %idle 09:34:02 all 15.25 0.00 8.88 4.69 18.21 52.97 09:34:02 0 19.70 0.00 12.85 4.69 16.13 46.63 09:34:02 1 11.87 0.00 7.10 5.20 19.15 56.68 09:34:02 2 16.39 0.00 7.60 4.53 18.64 52.84 09:34:02 3 13.26 0.00 8.09 4.34 18.85 55.46 09:35:02 all 0.94 0.00 0.39 0.13 0.74 97.80 09:35:02 0 0.99 0.00 0.51 0.02 0.68 97.81 09:35:02 1 0.76 0.00 0.41 0.14 0.85 97.84 09:35:02 2 0.80 0.00 0.29 0.10 0.91 97.90 09:35:02 3 1.20 0.00 0.36 0.27 0.51 97.66 09:36:01 all 0.12 0.00 0.04 0.00 0.22 99.62 09:36:01 0 0.05 0.00 0.05 0.00 0.19 99.71 09:36:01 1 0.37 0.00 0.05 0.00 0.44 99.14 09:36:01 2 0.03 0.00 0.03 0.00 0.12 99.81 09:36:01 3 0.02 0.00 0.03 0.00 0.12 99.83 09:37:01 all 0.12 0.00 0.03 0.00 0.16 99.68 09:37:01 0 0.02 0.00 0.03 0.00 0.20 99.75 09:37:01 1 0.42 0.00 0.05 0.00 0.18 99.35 09:37:01 2 0.02 0.00 0.02 0.00 0.22 99.75 09:37:01 3 0.03 0.00 0.03 0.00 0.05 99.88 09:38:01 all 0.09 0.00 0.05 0.00 0.43 99.44 09:38:01 0 0.03 0.00 0.08 0.00 0.22 99.67 09:38:01 1 0.25 0.00 0.03 0.00 0.30 99.42 09:38:01 2 0.05 0.00 0.05 0.00 0.63 99.27 09:38:01 3 0.02 0.00 0.02 0.00 0.58 99.39 Average: all 3.29 0.00 1.87 0.96 3.94 89.93 Average: 0 4.06 0.00 2.64 0.92 3.40 88.97 Average: 1 2.76 0.00 1.54 1.08 4.22 90.40 Average: 2 3.45 0.00 1.59 0.92 4.10 89.94 Average: 3 2.92 0.00 1.71 0.93 4.04 90.41