---> uname -a: Linux prd-centos7-docker-4c-2g-24686.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: 2933.442 BogoMIPS: 5866.88 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% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-480 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/dry_go-mod-core-contracts_PR-480@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 ---> free -m: total used free shared buff/cache available Mem: 1837 720 102 0 1014 1012 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:e2:48:fd brd ff:ff:ff:ff:ff:ff inet 10.30.122.115/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85939sec preferred_lft 85939sec inet6 fe80::f816:3eff:fee2:48fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:cb:19:4a:8b 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:cbff:fe19:4a8b/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) 07:19:59 LINUX RESTART (4 CPU) 07:21:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:22:01 12.89 4.54 8.35 0.00 758.14 276.21 0.00 07:23:01 0.37 0.00 0.37 0.00 0.00 6.08 0.00 07:24:01 0.28 0.00 0.28 0.00 0.00 3.21 0.00 07:25:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 07:26:01 0.23 0.00 0.23 0.00 0.00 3.28 0.00 07:27:01 0.37 0.00 0.37 0.00 0.00 4.88 0.00 Average: 2.37 0.75 1.62 0.00 124.63 48.77 0.00 07:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:22:01 146464 0 620872 33.00 2620 1111588 1102004 37.61 432740 1102088 16 07:23:01 151728 0 615600 32.72 2620 1111596 1080044 36.86 429948 1100132 8 07:24:01 150408 0 616916 32.79 2620 1111600 1079984 36.86 431740 1099788 8 07:25:01 149300 0 618024 32.85 2620 1111600 1080164 36.86 440096 1092532 8 07:26:01 147552 0 619764 32.94 2620 1111608 1080200 36.87 443084 1090880 8 07:27:01 149380 0 617932 32.84 2620 1111612 1079984 36.86 457664 1075204 12 Average: 149139 0 618185 32.86 2620 1111601 1083730 36.99 439212 1093437 10 07:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:22:01 eth0 33.05 27.97 41.60 23.70 0.00 0.00 0.00 0.00 07:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:22:01 docker0 9.97 7.64 1.81 18.19 0.00 0.00 0.00 0.00 07:23:01 eth0 0.90 0.45 0.73 0.03 0.00 0.00 0.00 0.00 07:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 eth0 0.88 0.08 0.07 0.01 0.00 0.00 0.00 0.00 07:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 eth0 1.15 0.53 0.43 0.21 0.00 0.00 0.00 0.00 07:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 eth0 0.68 0.53 0.43 0.27 0.00 0.00 0.00 0.00 07:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 eth0 0.02 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 6.04 4.87 7.11 3.98 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 1.64 1.26 0.30 2.99 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) 07:19:59 LINUX RESTART (4 CPU) 07:21:02 CPU %user %nice %system %iowait %steal %idle 07:22:01 all 1.66 0.00 0.90 0.25 0.01 97.18 07:22:01 0 1.60 0.00 1.00 0.85 0.02 96.53 07:22:01 1 1.43 0.00 0.70 0.03 0.02 97.82 07:22:01 2 2.24 0.00 0.75 0.02 0.00 96.99 07:22:01 3 1.36 0.00 1.16 0.10 0.02 97.36 07:23:01 all 0.13 0.00 0.04 0.00 0.00 99.84 07:23:01 0 0.02 0.00 0.03 0.00 0.00 99.95 07:23:01 1 0.38 0.00 0.03 0.00 0.00 99.58 07:23:01 2 0.03 0.00 0.03 0.00 0.00 99.93 07:23:01 3 0.07 0.00 0.05 0.00 0.00 99.88 07:24:01 all 0.10 0.00 0.04 0.00 0.00 99.85 07:24:01 0 0.02 0.00 0.02 0.00 0.00 99.97 07:24:01 1 0.33 0.00 0.05 0.00 0.02 99.60 07:24:01 2 0.03 0.00 0.05 0.00 0.00 99.92 07:24:01 3 0.03 0.00 0.03 0.00 0.00 99.93 07:25:01 all 0.16 0.00 0.04 0.00 0.00 99.79 07:25:01 0 0.03 0.00 0.05 0.00 0.02 99.90 07:25:01 1 0.50 0.00 0.03 0.00 0.00 99.47 07:25:01 2 0.05 0.00 0.03 0.00 0.00 99.92 07:25:01 3 0.07 0.00 0.05 0.00 0.00 99.88 07:26:01 all 0.18 0.00 0.10 0.00 0.00 99.72 07:26:01 0 0.03 0.00 0.05 0.00 0.00 99.92 07:26:01 1 0.55 0.00 0.03 0.00 0.00 99.42 07:26:01 2 0.10 0.00 0.20 0.00 0.00 99.70 07:26:01 3 0.03 0.00 0.10 0.00 0.00 99.87 07:27:01 all 0.15 0.00 0.05 0.00 0.00 99.80 07:27:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:27:01 1 0.50 0.00 0.02 0.00 0.00 99.48 07:27:01 2 0.03 0.00 0.02 0.00 0.00 99.95 07:27:01 3 0.03 0.00 0.13 0.00 0.00 99.83 Average: all 0.39 0.00 0.19 0.04 0.00 99.37 Average: 0 0.28 0.00 0.20 0.14 0.01 99.38 Average: 1 0.61 0.00 0.14 0.01 0.01 99.23 Average: 2 0.41 0.00 0.18 0.00 0.00 99.41 Average: 3 0.26 0.00 0.25 0.02 0.00 99.47